Trial Outcomes & Findings for Study to Investigate the Safety and Efficacy of BRII-835 and BRII-179 Combination Therapy Treating Chronic Hepatitis B Virus (HBV) Infection (NCT NCT04749368)

NCT ID: NCT04749368

Last Updated: 2026-07-23

Results Overview

Sustained HBsAg loss was defined as undetectable HBsAg \< 0.05 IU/mL for at least 24 weeks during the 48-week follow-up period after NRTI withdrawal

Recruitment status

COMPLETED

Study phase

PHASE2

Target enrollment

91 participants

Primary outcome timeframe

Up to Week 96

Results posted on

2026-07-23

Participant Flow

Participant milestones

Participant milestones
Measure
Cohort A
Participants received BRII-835 (VIR-2218) for 32 weeks
Cohort B
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Overall Study
STARTED
11
39
41
Overall Study
COMPLETED
10
37
40
Overall Study
NOT COMPLETED
1
2
1

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Study to Investigate the Safety and Efficacy of BRII-835 and BRII-179 Combination Therapy Treating Chronic Hepatitis B Virus (HBV) Infection

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Cohort A
n=11 Participants
Participants received BRII-835 (VIR-2218) for 32 weeks
Cohort B
n=39 Participants
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 Participants
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Total
n=91 Participants
Total of all reporting groups
Age, Continuous
45.9 years
STANDARD_DEVIATION 10.52 • n=9 Participants
48.5 years
STANDARD_DEVIATION 8.07 • n=27 Participants
46.8 years
STANDARD_DEVIATION 8.19 • n=267 Participants
47.4 years
STANDARD_DEVIATION 8.40 • n=265 Participants
Sex: Female, Male
Female
3 Participants
n=9 Participants
10 Participants
n=27 Participants
13 Participants
n=267 Participants
26 Participants
n=265 Participants
Sex: Female, Male
Male
8 Participants
n=9 Participants
29 Participants
n=27 Participants
28 Participants
n=267 Participants
65 Participants
n=265 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
n=9 Participants
0 Participants
n=27 Participants
0 Participants
n=267 Participants
0 Participants
n=265 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
11 Participants
n=9 Participants
39 Participants
n=27 Participants
41 Participants
n=267 Participants
91 Participants
n=265 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
n=9 Participants
0 Participants
n=27 Participants
0 Participants
n=267 Participants
0 Participants
n=265 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=9 Participants
0 Participants
n=27 Participants
0 Participants
n=267 Participants
0 Participants
n=265 Participants
Race (NIH/OMB)
Asian
11 Participants
n=9 Participants
37 Participants
n=27 Participants
39 Participants
n=267 Participants
87 Participants
n=265 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=9 Participants
0 Participants
n=27 Participants
0 Participants
n=267 Participants
0 Participants
n=265 Participants
Race (NIH/OMB)
Black or African American
0 Participants
n=9 Participants
2 Participants
n=27 Participants
1 Participants
n=267 Participants
3 Participants
n=265 Participants
Race (NIH/OMB)
White
0 Participants
n=9 Participants
0 Participants
n=27 Participants
1 Participants
n=267 Participants
1 Participants
n=265 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=9 Participants
0 Participants
n=27 Participants
0 Participants
n=267 Participants
0 Participants
n=265 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
n=9 Participants
0 Participants
n=27 Participants
0 Participants
n=267 Participants
0 Participants
n=265 Participants
HBsAg at screening
2.774 log10 IU/mL
STANDARD_DEVIATION 0.355 • n=9 Participants
2.976 log10 IU/mL
STANDARD_DEVIATION 0.348 • n=27 Participants
2.902 log10 IU/mL
STANDARD_DEVIATION 0.315 • n=267 Participants
2.918 log10 IU/mL
STANDARD_DEVIATION 0.337 • n=265 Participants
HBeAg at screening
Negative
9 Participants
n=9 Participants
30 Participants
n=27 Participants
31 Participants
n=267 Participants
70 Participants
n=265 Participants
HBeAg at screening
Positive
2 Participants
n=9 Participants
9 Participants
n=27 Participants
10 Participants
n=267 Participants
21 Participants
n=265 Participants
ALT at screening
26.8 U/L
STANDARD_DEVIATION 14.08 • n=9 Participants
21.8 U/L
STANDARD_DEVIATION 7.48 • n=27 Participants
20.3 U/L
STANDARD_DEVIATION 8.93 • n=267 Participants
21.7 U/L
STANDARD_DEVIATION 9.23 • n=265 Participants

PRIMARY outcome

Timeframe: Up to Week 96

Population: Full analysis set included all participants who were randomized and had received at least 1 dose of study treatment with evaluable measurements of antiviral activity and immunological markers

Sustained HBsAg loss was defined as undetectable HBsAg \< 0.05 IU/mL for at least 24 weeks during the 48-week follow-up period after NRTI withdrawal

Outcome measures

Outcome measures
Measure
Cohort B
n=39 Participants
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 Participants
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Cohort A
n=10 Participants
Participants received BRII-835 (VIR-2218) for 32 weeks
Percentage of Participants With Sustained HBsAg Loss During the 48-week Follow-up Period After NRTI Withdrawal
0 Participants
0 Participants
0 Participants

PRIMARY outcome

Timeframe: Up to Week 96

Population: Safety analysis set included all participants who were randomly assigned and received at least 1 dose of study treatment

Treatment-emergent adverse events (TEAEs) were summarized for each cohort

Outcome measures

Outcome measures
Measure
Cohort B
n=39 Participants
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 Participants
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Cohort A
n=10 Participants
Participants received BRII-835 (VIR-2218) for 32 weeks
Number of Participants With Adverse Events (AE)
37 Participants
37 Participants
10 Participants

PRIMARY outcome

Timeframe: Up to Week 96

Population: Safety analysis set included all participants who were randomly assigned and received at least 1 dose of study treatment

Serious adverse events (SAEs) were summarized for each cohort

Outcome measures

Outcome measures
Measure
Cohort B
n=39 Participants
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 Participants
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Cohort A
n=10 Participants
Participants received BRII-835 (VIR-2218) for 32 weeks
Number of Participants With Serious Adverse Events (SAE)
3 Participants
6 Participants
0 Participants

PRIMARY outcome

Timeframe: Up to Week 96

Population: Safety analysis set included all participants who were randomly assigned and received at least 1 dose of study treatment

Treatment-emergent laboratory abnormalities of at least grade 3 are summarized for each cohort

Outcome measures

Outcome measures
Measure
Cohort B
n=39 Participants
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 Participants
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Cohort A
n=10 Participants
Participants received BRII-835 (VIR-2218) for 32 weeks
Number of Participants With Abnormalities in Clinical Laboratory Tests
>= grade 3 hematology abnormalities
1 Participants
1 Participants
1 Participants
Number of Participants With Abnormalities in Clinical Laboratory Tests
>= grade 3 lymphocytes decreased
1 Participants
1 Participants
1 Participants
Number of Participants With Abnormalities in Clinical Laboratory Tests
>= grade 3 coagulation abnormalities
0 Participants
0 Participants
0 Participants
Number of Participants With Abnormalities in Clinical Laboratory Tests
>= grade 3 chemistry abnormalities
2 Participants
2 Participants
0 Participants
Number of Participants With Abnormalities in Clinical Laboratory Tests
>= grade 3 creatine kinase increased
2 Participants
2 Participants
0 Participants

SECONDARY outcome

Timeframe: Week 44

Population: Full analysis set included all participants who were randomized and had received at least 1 dose of study treatment with evaluable measurements of antiviral activity and immunological markers

Percentage of participants meeting the NRTI withdrawal criteria at Week 44 was summarized for each cohort

Outcome measures

Outcome measures
Measure
Cohort B
n=39 Participants
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 Participants
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Cohort A
n=10 Participants
Participants received BRII-835 (VIR-2218) for 32 weeks
Percentage of Participants Meeting the NRTI Withdrawal Criteria at Week 44
0 Participants
1 Participants
0 Participants

SECONDARY outcome

Timeframe: Week 72

Population: Full analysis set included all participants who were randomized and had received at least 1 dose of study treatment with evaluable measurements of antiviral activity and immunological markers

Percentage of participants with HBsAg loss with or without antibodies to hepatitis B surface antigen (anti-HBs) at Week 72 was summarized for each cohort

Outcome measures

Outcome measures
Measure
Cohort B
n=39 Participants
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 Participants
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Cohort A
n=10 Participants
Participants received BRII-835 (VIR-2218) for 32 weeks
Percentage of Participants With HBsAg Loss With or Without Antibodies to Hepatitis B Surface Antigen (Anti-HBs) at Week 72
0 Participants
0 Participants
0 Participants

SECONDARY outcome

Timeframe: Up to Week 72

Population: Full analysis set included all participants who were randomized and had received at least 1 dose of study treatment with evaluable measurements of antiviral activity and immunological markers

Percentage of participants with HBsAg loss at any timepoint was summarized for each cohort

Outcome measures

Outcome measures
Measure
Cohort B
n=39 Participants
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 Participants
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Cohort A
n=10 Participants
Participants received BRII-835 (VIR-2218) for 32 weeks
Percentage of Participants With HBsAg Loss at Any Timepoint
0 Participants
1 Participants
0 Participants

SECONDARY outcome

Timeframe: Up to Week 72

Population: Full analysis set included all participants who were randomized and had received at least 1 dose of study treatment with evaluable measurements of antiviral activity and immunological markers

Percentage of participants with HBsAg seroconversion at any timepoint was summarized for each cohort

Outcome measures

Outcome measures
Measure
Cohort B
n=39 Participants
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 Participants
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Cohort A
n=10 Participants
Participants received BRII-835 (VIR-2218) for 32 weeks
Percentage of Participants With HBsAg Seroconversion at Any Timepoint
0 Participants
1 Participants
0 Participants

SECONDARY outcome

Timeframe: Week 72

Population: Full analysis set included all participants who were randomized and had received at least 1 dose of study treatment with evaluable measurements of antiviral activity and immunological markers

Change from baseline in serum HBsAg at Week 72 was summarized for each cohort

Outcome measures

Outcome measures
Measure
Cohort B
n=39 Participants
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 Participants
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Cohort A
n=10 Participants
Participants received BRII-835 (VIR-2218) for 32 weeks
Change From Baseline in Serum HBsAg at Week 72
-0.913 log10 IU/mL
Standard Deviation 0.461
-1.018 log10 IU/mL
Standard Deviation 0.440
-1.150 log10 IU/mL
Standard Deviation 0.596

SECONDARY outcome

Timeframe: Week 44

Population: Full analysis set included all participants who were randomized and had received at least 1 dose of study treatment with evaluable measurements of antiviral activity and immunological markers

Percentage of participants with HBeAg loss and/or anti-HBe seroconversion at Week 44 in those who were HBeAg positive at screening was summarized for each cohort

Outcome measures

Outcome measures
Measure
Cohort B
n=9 Participants
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=10 Participants
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Cohort A
n=2 Participants
Participants received BRII-835 (VIR-2218) for 32 weeks
Percentage of Participants With HBeAg Loss and/or Anti-HBe Seroconversion at Week 44 in Those Who Were HBeAg Positive at Screening
HBeAg loss
3 Participants
3 Participants
1 Participants
Percentage of Participants With HBeAg Loss and/or Anti-HBe Seroconversion at Week 44 in Those Who Were HBeAg Positive at Screening
HBeAg seroconversion
0 Participants
0 Participants
0 Participants

SECONDARY outcome

Timeframe: Up to Week 72

Population: Full analysis set included all participants who were randomized and had received at least 1 dose of study treatment with evaluable measurements of antiviral activity and immunological markers

Change from baseline in serum appearance and/or titer of anti-HBs at any timepoint was summarized for each cohort

Outcome measures

Outcome measures
Measure
Cohort B
n=39 Participants
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 Participants
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Cohort A
n=10 Participants
Participants received BRII-835 (VIR-2218) for 32 weeks
Change From Baseline in Serum Appearance and/or Titer of Anti-HBs at Any Timepoint
No anti-HBs response
10 Participants
9 Participants
9 Participants
Change From Baseline in Serum Appearance and/or Titer of Anti-HBs at Any Timepoint
Anti-HBs response detected with anti-HBs <= 10 IU/L
5 Participants
6 Participants
1 Participants
Change From Baseline in Serum Appearance and/or Titer of Anti-HBs at Any Timepoint
Not evaluable
2 Participants
1 Participants
0 Participants
Change From Baseline in Serum Appearance and/or Titer of Anti-HBs at Any Timepoint
Anti-HBs response detected with anti-HBs > 10 IU/L
22 Participants
25 Participants
0 Participants

Adverse Events

Cohort A

Serious events: 0 serious events
Other events: 10 other events
Deaths: 0 deaths

Cohort B

Serious events: 3 serious events
Other events: 37 other events
Deaths: 0 deaths

Cohort C

Serious events: 6 serious events
Other events: 37 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Cohort A
n=10 participants at risk
Participants received BRII-835 (VIR-2218) for 32 weeks
Cohort B
n=39 participants at risk
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 participants at risk
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Gastrointestinal disorders
Duodenal ulcer
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/39 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Gastrointestinal disorders
Small intestinal obstruction
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/39 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
General disorders
Non-cardiac chest pain
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.6%
1/39 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Infections and infestations
Appendicitis
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.6%
1/39 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/41 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Infections and infestations
Ludwig angina
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/39 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Cardiac disorders
Acute myocardial infarction
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/39 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Cardiac disorders
Coronary artery disease
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/39 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Congenital, familial and genetic disorders
Oesophageal cyst
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.6%
1/39 • Number of events 2 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/41 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Injury, poisoning and procedural complications
Road traffic accident
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/39 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Injury, poisoning and procedural complications
Wrist fracture
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/39 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Nervous system disorders
Subarachnoid hemorrhage
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.6%
1/39 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/41 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).

Other adverse events

Other adverse events
Measure
Cohort A
n=10 participants at risk
Participants received BRII-835 (VIR-2218) for 32 weeks
Cohort B
n=39 participants at risk
Participants received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort C
n=41 participants at risk
Participant received BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
General disorders
Injection site reaction
60.0%
6/10 • Number of events 9 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
56.4%
22/39 • Number of events 121 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
48.8%
20/41 • Number of events 102 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
General disorders
Fatigue
20.0%
2/10 • Number of events 3 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
56.4%
22/39 • Number of events 133 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
26.8%
11/41 • Number of events 15 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
General disorders
Pyrexia
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
41.0%
16/39 • Number of events 84 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
7.3%
3/41 • Number of events 3 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
General disorders
Malaise
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
7.7%
3/39 • Number of events 6 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
9.8%
4/41 • Number of events 16 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
General disorders
Chills
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
10.3%
4/39 • Number of events 14 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
General disorders
Influenza like illness
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
7.7%
3/39 • Number of events 4 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/41 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Infections and infestations
COVID-19
40.0%
4/10 • Number of events 4 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
38.5%
15/39 • Number of events 15 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
46.3%
19/41 • Number of events 19 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Infections and infestations
Upper respiratory tract infection
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
7.7%
3/39 • Number of events 5 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
12.2%
5/41 • Number of events 9 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Musculoskeletal and connective tissue disorders
Myalgia
30.0%
3/10 • Number of events 3 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
69.2%
27/39 • Number of events 162 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
17.1%
7/41 • Number of events 10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Musculoskeletal and connective tissue disorders
Arthralgia
10.0%
1/10 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.6%
1/39 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
9.8%
4/41 • Number of events 4 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Musculoskeletal and connective tissue disorders
Back pain
30.0%
3/10 • Number of events 4 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/39 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Musculoskeletal and connective tissue disorders
Musculoskeletal chest pain
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/39 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
7.3%
3/41 • Number of events 3 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Nervous system disorders
Headache
10.0%
1/10 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
59.0%
23/39 • Number of events 167 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
24.4%
10/41 • Number of events 19 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Nervous system disorders
Dizziness
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
15.4%
6/39 • Number of events 10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Gastrointestinal disorders
Diarrhea
10.0%
1/10 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
17.9%
7/39 • Number of events 16 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
9.8%
4/41 • Number of events 6 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Gastrointestinal disorders
Nausea
20.0%
2/10 • Number of events 2 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
20.5%
8/39 • Number of events 13 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Gastrointestinal disorders
Dyspepsia
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.6%
1/39 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
7.3%
3/41 • Number of events 3 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Investigations
SARS-CoV-2 test positive
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
7.7%
3/39 • Number of events 3 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
4.9%
2/41 • Number of events 2 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Investigations
Blood creatine phosphokinase increased
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.6%
1/39 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
7.3%
3/41 • Number of events 4 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Investigations
Alanine aminotransferase increased
10.0%
1/10 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/39 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
4.9%
2/41 • Number of events 2 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Respiratory, thoracic and mediastinal disorders
Cough
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
5.1%
2/39 • Number of events 2 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
4.9%
2/41 • Number of events 2 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Skin and subcutaneous tissue disorders
Pruritus
10.0%
1/10 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/39 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Injury, poisoning and procedural complications
Contusion
10.0%
1/10 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/39 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.4%
1/41 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Metabolism and nutrition disorders
Glucose tolerance impaired
10.0%
1/10 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
2.6%
1/39 • Number of events 1 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/41 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Ear and labyrinth disorders
Tinnitus
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
5.1%
2/39 • Number of events 3 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/41 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
Psychiatric disorders
Insomnia
0.00%
0/10 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
7.7%
3/39 • Number of events 3 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).
0.00%
0/41 • Up to 96 weeks
Treatment-emergent adverse events (TEAEs) were defined as any AEs with an onset date on or after the study intervention start date, or any existing AEs worsening after treatment. Participants at risk included those who received at least one dose of study treatment (one participant randomized to Cohort A withdrew consent and did not receive any study treatment was not included as Participants at risk).

Additional Information

Clinical Research

Brii Biosciences Limited

Phone: 86 10 6299 8808

Results disclosure agreements

  • Principal investigator is a sponsor employee Any proposed publication by the investigators will be submitted for the sponsor review at least 60 days prior to its submission to publishers. Reasonable comments from the sponsor will be incorporated. The sponsor may require delaying the proposed publication to protect its proprietary information for up to 3 months from its first submission to the sponsor. Site-specific results may only be published after the first multi-center publication, unless written consent is obtained from the sponsor.
  • Publication restrictions are in place

Restriction type: OTHER