Trial Outcomes & Findings for Efficacy and Safety of Sofosbuvir Plus Ribavirin in Adults With Chronic HCV Infection (NCT NCT02021643)

NCT ID: NCT02021643

Last Updated: 2018-02-20

Results Overview

SVR12 is defined as HCV RNA \< the lower limit of quantification (LLOQ; ie, \< 25 IU/mL) 12 weeks following the last dose of study drug.

Recruitment status

COMPLETED

Study phase

PHASE3

Target enrollment

687 participants

Primary outcome timeframe

Posttreatment Week 12

Results posted on

2018-02-20

Participant Flow

Participants were enrolled at 61 study sites in Asia. The first participant was screened on 10 December 2013. The last study visit occurred on 03 November 2016.

815 participants were screened.

Participant milestones

Participant milestones
Measure
SOF+PEG+RBV 12 Weeks
Participants with genotype 1 or 6 received Sofosbuvir (Sovaldi®; SOF) 400 mg tablet once daily + Pegylated interferon alfa-2a (PEG) 180 µg/0.5 mL pre-filled syringe administered subcutaneously once a week + ribavirin (RBV) tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 12 Weeks
Participants with genotype 1, 2 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 16 Weeks
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 16 weeks
SOF+RBV 24 Weeks
Participants with genotype 1, 3 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
Overall Study
STARTED
156
290
11
230
Overall Study
COMPLETED
147
280
11
218
Overall Study
NOT COMPLETED
9
10
0
12

Reasons for withdrawal

Reasons for withdrawal
Measure
SOF+PEG+RBV 12 Weeks
Participants with genotype 1 or 6 received Sofosbuvir (Sovaldi®; SOF) 400 mg tablet once daily + Pegylated interferon alfa-2a (PEG) 180 µg/0.5 mL pre-filled syringe administered subcutaneously once a week + ribavirin (RBV) tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 12 Weeks
Participants with genotype 1, 2 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 16 Weeks
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 16 weeks
SOF+RBV 24 Weeks
Participants with genotype 1, 3 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
Overall Study
Enrolled but Never Treated
1
0
0
0
Overall Study
Adverse Event
0
1
0
0
Overall Study
Death
0
1
0
0
Overall Study
Investigator's Discretion
1
0
0
0
Overall Study
Lack of Efficacy
7
6
0
12
Overall Study
Lost to Follow-up
0
1
0
0
Overall Study
Withdrew Consent
0
1
0
0

Baseline Characteristics

Efficacy and Safety of Sofosbuvir Plus Ribavirin in Adults With Chronic HCV Infection

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
SOF+PEG+RBV 12 Weeks (GT 1 and GT6)
n=155 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + PEG 180 µg/0.5 mL pre-filled syringe administered subcutaneously once a week + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 12 Weeks (GT1 and GT6)
n=10 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 16 Weeks (GT1 and GT6)
n=11 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 16 weeks
SOF+RBV 24 Weeks (GT1 and GT6)
n=104 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
SOF+RBV 12 Weeks (GT2)
n=280 Participants
Participants with genotype 2 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 24 Weeks (GT3)
n=126 Participants
Participants with genotype 3 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
Total
n=686 Participants
Total of all reporting groups
Age, Continuous
41 years
STANDARD_DEVIATION 12.8 • n=99 Participants
43 years
STANDARD_DEVIATION 17.2 • n=107 Participants
43 years
STANDARD_DEVIATION 17.6 • n=206 Participants
49 years
STANDARD_DEVIATION 13.3 • n=7 Participants
53 years
STANDARD_DEVIATION 12.3 • n=31 Participants
40 years
STANDARD_DEVIATION 8.1 • n=30 Participants
47 years
STANDARD_DEVIATION 13.3 • n=3 Participants
Sex: Female, Male
Female
67 Participants
n=99 Participants
5 Participants
n=107 Participants
2 Participants
n=206 Participants
61 Participants
n=7 Participants
160 Participants
n=31 Participants
56 Participants
n=30 Participants
351 Participants
n=3 Participants
Sex: Female, Male
Male
88 Participants
n=99 Participants
5 Participants
n=107 Participants
9 Participants
n=206 Participants
43 Participants
n=7 Participants
120 Participants
n=31 Participants
70 Participants
n=30 Participants
335 Participants
n=3 Participants
Race/Ethnicity, Customized
Asian
155 Participants
n=99 Participants
10 Participants
n=107 Participants
11 Participants
n=206 Participants
104 Participants
n=7 Participants
280 Participants
n=31 Participants
126 Participants
n=30 Participants
686 Participants
n=3 Participants
Race/Ethnicity, Customized
Hispanic or Latino
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
0 Participants
n=7 Participants
0 Participants
n=31 Participants
0 Participants
n=30 Participants
0 Participants
n=3 Participants
Race/Ethnicity, Customized
Not Hispanic or Latino
151 Participants
n=99 Participants
10 Participants
n=107 Participants
11 Participants
n=206 Participants
98 Participants
n=7 Participants
280 Participants
n=31 Participants
126 Participants
n=30 Participants
676 Participants
n=3 Participants
Race/Ethnicity, Customized
Not Disclosed
4 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
6 Participants
n=7 Participants
0 Participants
n=31 Participants
0 Participants
n=30 Participants
10 Participants
n=3 Participants
Region of Enrollment
China
130 participants
n=99 Participants
0 participants
n=107 Participants
0 participants
n=206 Participants
69 participants
n=7 Participants
64 participants
n=31 Participants
126 participants
n=30 Participants
389 participants
n=3 Participants
Region of Enrollment
Hong Kong
0 participants
n=99 Participants
10 participants
n=107 Participants
11 participants
n=206 Participants
10 participants
n=7 Participants
0 participants
n=31 Participants
0 participants
n=30 Participants
31 participants
n=3 Participants
Region of Enrollment
South Korea
0 participants
n=99 Participants
0 participants
n=107 Participants
0 participants
n=206 Participants
0 participants
n=7 Participants
129 participants
n=31 Participants
0 participants
n=30 Participants
129 participants
n=3 Participants
Region of Enrollment
Taiwan
0 participants
n=99 Participants
0 participants
n=107 Participants
0 participants
n=206 Participants
0 participants
n=7 Participants
87 participants
n=31 Participants
0 participants
n=30 Participants
87 participants
n=3 Participants
Region of Enrollment
Vietnam
25 participants
n=99 Participants
0 participants
n=107 Participants
0 participants
n=206 Participants
25 participants
n=7 Participants
0 participants
n=31 Participants
0 participants
n=30 Participants
50 participants
n=3 Participants
HCV Genotype
Genotype 1
108 Participants
n=99 Participants
7 Participants
n=107 Participants
7 Participants
n=206 Participants
81 Participants
n=7 Participants
0 Participants
n=31 Participants
0 Participants
n=30 Participants
203 Participants
n=3 Participants
HCV Genotype
Genotype 2
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
0 Participants
n=7 Participants
280 Participants
n=31 Participants
0 Participants
n=30 Participants
280 Participants
n=3 Participants
HCV Genotype
Genotype 3
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
0 Participants
n=7 Participants
0 Participants
n=31 Participants
126 Participants
n=30 Participants
126 Participants
n=3 Participants
HCV Genotype
Genotype 6
47 Participants
n=99 Participants
3 Participants
n=107 Participants
4 Participants
n=206 Participants
23 Participants
n=7 Participants
0 Participants
n=31 Participants
0 Participants
n=30 Participants
77 Participants
n=3 Participants
IL28b Status
CC
114 Participants
n=99 Participants
8 Participants
n=107 Participants
11 Participants
n=206 Participants
74 Participants
n=7 Participants
237 Participants
n=31 Participants
102 Participants
n=30 Participants
546 Participants
n=3 Participants
IL28b Status
CT
40 Participants
n=99 Participants
2 Participants
n=107 Participants
0 Participants
n=206 Participants
29 Participants
n=7 Participants
42 Participants
n=31 Participants
23 Participants
n=30 Participants
136 Participants
n=3 Participants
IL28b Status
TT
1 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
1 Participants
n=7 Participants
1 Participants
n=31 Participants
1 Participants
n=30 Participants
4 Participants
n=3 Participants
HCV RNA
6.5 log10 IU/mL
STANDARD_DEVIATION 0.74 • n=99 Participants
6.3 log10 IU/mL
STANDARD_DEVIATION 0.49 • n=107 Participants
6.2 log10 IU/mL
STANDARD_DEVIATION 0.88 • n=206 Participants
6.5 log10 IU/mL
STANDARD_DEVIATION 0.71 • n=7 Participants
6.2 log10 IU/mL
STANDARD_DEVIATION 0.96 • n=31 Participants
6.2 log10 IU/mL
STANDARD_DEVIATION 0.71 • n=30 Participants
6.3 log10 IU/mL
STANDARD_DEVIATION 0.84 • n=3 Participants
HCV RNA Category
< 800,000 IU/mL
21 Participants
n=99 Participants
2 Participants
n=107 Participants
6 Participants
n=206 Participants
22 Participants
n=7 Participants
87 Participants
n=31 Participants
32 Participants
n=30 Participants
170 Participants
n=3 Participants
HCV RNA Category
≥ 800,000 IU/mL
134 Participants
n=99 Participants
8 Participants
n=107 Participants
5 Participants
n=206 Participants
82 Participants
n=7 Participants
193 Participants
n=31 Participants
94 Participants
n=30 Participants
516 Participants
n=3 Participants

PRIMARY outcome

Timeframe: Posttreatment Week 12

Population: Full Analysis Set: participants who enrolled in the study and received at least one dose of study drug.

SVR12 is defined as HCV RNA \< the lower limit of quantification (LLOQ; ie, \< 25 IU/mL) 12 weeks following the last dose of study drug.

Outcome measures

Outcome measures
Measure
SOF+PEG+RBV 12 Weeks (GT 1 and GT6)
n=155 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + PEG 180 µg/0.5 mL pre-filled syringe administered subcutaneously once a week + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 12 Weeks (GT1 and GT6)
n=10 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 16 Weeks (GT1 and GT6)
n=11 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 16 weeks
SOF+RBV 24 Weeks (GT1 and GT6)
n=104 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
SOF+RBV 12 Weeks (GT2)
n=280 Participants
Participants with genotype 2 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 24 Weeks (GT3)
n=126 Participants
Participants with genotype 3 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
Percentage of Participants With Sustained Virologic Response 12 Weeks After Discontinuation of Therapy (SVR12)
95.5 percentage of participants
Interval 90.9 to 98.2
100 percentage of participants
Interval 69.2 to 100.0
100 percentage of participants
Interval 71.5 to 100.0
94.2 percentage of participants
Interval 87.9 to 97.9
96.8 percentage of participants
Interval 94.0 to 98.5
95.2 percentage of participants
Interval 89.9 to 98.2

PRIMARY outcome

Timeframe: Up to 24 weeks

Population: Safety Analysis Set

Outcome measures

Outcome measures
Measure
SOF+PEG+RBV 12 Weeks (GT 1 and GT6)
n=155 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + PEG 180 µg/0.5 mL pre-filled syringe administered subcutaneously once a week + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 12 Weeks (GT1 and GT6)
n=290 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 16 Weeks (GT1 and GT6)
n=11 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 16 weeks
SOF+RBV 24 Weeks (GT1 and GT6)
n=230 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
SOF+RBV 12 Weeks (GT2)
Participants with genotype 2 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 24 Weeks (GT3)
Participants with genotype 3 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
Percentage of Participants Who Permanently Discontinued Any Study Drug Due to an Adverse Event
1 Participants
1 Participants
0 Participants
2 Participants

SECONDARY outcome

Timeframe: Posttreatment Weeks 4 and 24

Population: Full Analysis Set

SVR4 and SVR24 are defined as HCV RNA \< LLOQ at 4 and 24 weeks following the last dose of study drug, respectively.

Outcome measures

Outcome measures
Measure
SOF+PEG+RBV 12 Weeks (GT 1 and GT6)
n=155 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + PEG 180 µg/0.5 mL pre-filled syringe administered subcutaneously once a week + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 12 Weeks (GT1 and GT6)
n=10 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 16 Weeks (GT1 and GT6)
n=11 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 16 weeks
SOF+RBV 24 Weeks (GT1 and GT6)
n=104 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
SOF+RBV 12 Weeks (GT2)
n=280 Participants
Participants with genotype 2 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 24 Weeks (GT3)
n=126 Participants
Participants with genotype 3 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
Percentage of Participants With Sustained Virologic Response 4 and 24 Weeks After Discontinuation of Therapy (SVR4 and SVR24)
SVR4
96.8 percentage of participants
Interval 92.6 to 98.9
100 percentage of participants
Interval 69.2 to 100.0
100 percentage of participants
Interval 71.5 to 100.0
94.2 percentage of participants
Interval 87.9 to 97.9
97.5 percentage of participants
Interval 94.9 to 99.0
97.6 percentage of participants
Interval 93.2 to 99.5
Percentage of Participants With Sustained Virologic Response 4 and 24 Weeks After Discontinuation of Therapy (SVR4 and SVR24)
SVR24
95.5 percentage of participants
Interval 90.9 to 98.2
100 percentage of participants
Interval 69.2 to 100.0
90.9 percentage of participants
Interval 58.7 to 99.8
94.2 percentage of participants
Interval 87.9 to 97.9
96.8 percentage of participants
Interval 94.0 to 98.5
95.2 percentage of participants
Interval 89.9 to 98.2

SECONDARY outcome

Timeframe: Up to 24 weeks

Population: Full Analysis Set

Viral breakthrough was defined as HCV RNA ≥ LLOQ after having previously had HCV RNA \< LLOQ while receiving treatment.

Outcome measures

Outcome measures
Measure
SOF+PEG+RBV 12 Weeks (GT 1 and GT6)
n=155 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + PEG 180 µg/0.5 mL pre-filled syringe administered subcutaneously once a week + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 12 Weeks (GT1 and GT6)
n=10 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 16 Weeks (GT1 and GT6)
n=11 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 16 weeks
SOF+RBV 24 Weeks (GT1 and GT6)
n=104 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
SOF+RBV 12 Weeks (GT2)
n=280 Participants
Participants with genotype 2 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 24 Weeks (GT3)
n=126 Participants
Participants with genotype 3 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
Percentage of Participants With On-Treatment Virologic Failure
0 Participants
0 Participants
0 Participants
0 Participants
1 Participants
0 Participants

SECONDARY outcome

Timeframe: Up to Posttreatment Week 24

Population: Full Analysis Set

Viral relapse was defined as HCV RNA ≥ LLOQ during the post-treatment period having achieved HCV RNA \< LLOQ at end of treatment, confirmed with 2 consecutive values or last available post-treatment measurement.

Outcome measures

Outcome measures
Measure
SOF+PEG+RBV 12 Weeks (GT 1 and GT6)
n=155 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + PEG 180 µg/0.5 mL pre-filled syringe administered subcutaneously once a week + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 12 Weeks (GT1 and GT6)
n=10 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 16 Weeks (GT1 and GT6)
n=11 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 16 weeks
SOF+RBV 24 Weeks (GT1 and GT6)
n=104 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
SOF+RBV 12 Weeks (GT2)
n=280 Participants
Participants with genotype 2 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 24 Weeks (GT3)
n=126 Participants
Participants with genotype 3 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
Percentage of Participants With Viral Relapse
7 Participants
0 Participants
0 Participants
6 Participants
6 Participants
6 Participants

SECONDARY outcome

Timeframe: Up to 24 weeks

Population: Participants in the Full Analysis Set with available data were analyzed

Outcome measures

Outcome measures
Measure
SOF+PEG+RBV 12 Weeks (GT 1 and GT6)
n=155 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + PEG 180 µg/0.5 mL pre-filled syringe administered subcutaneously once a week + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 12 Weeks (GT1 and GT6)
n=10 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 16 Weeks (GT1 and GT6)
n=11 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 16 weeks
SOF+RBV 24 Weeks (GT1 and GT6)
n=104 Participants
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
SOF+RBV 12 Weeks (GT2)
n=280 Participants
Participants with genotype 2 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 24 Weeks (GT3)
n=126 Participants
Participants with genotype 3 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
Change From Baseline in HCV RNA (log10 IU/mL)
Change at Week 1
-4.81 log10 IU/mL
Standard Deviation 0.653
-4.59 log10 IU/mL
Standard Deviation 0.359
-4.36 log10 IU/mL
Standard Deviation 0.560
-4.61 log10 IU/mL
Standard Deviation 0.607
-4.46 log10 IU/mL
Standard Deviation 0.815
-4.52 log10 IU/mL
Standard Deviation 0.695
Change From Baseline in HCV RNA (log10 IU/mL)
Change at Week 2
-5.11 log10 IU/mL
Standard Deviation 0.734
-4.89 log10 IU/mL
Standard Deviation 0.488
-4.79 log10 IU/mL
Standard Deviation 0.858
-5.04 log10 IU/mL
Standard Deviation 0.682
-4.78 log10 IU/mL
Standard Deviation 1.008
-4.86 log10 IU/mL
Standard Deviation 0.706
Change From Baseline in HCV RNA (log10 IU/mL)
Change at Week 4
-5.12 log10 IU/mL
Standard Deviation 0.738
-4.89 log10 IU/mL
Standard Deviation 0.488
-4.82 log10 IU/mL
Standard Deviation 0.880
-5.12 log10 IU/mL
Standard Deviation 0.710
-4.81 log10 IU/mL
Standard Deviation 1.025
-4.87 log10 IU/mL
Standard Deviation 0.713
Change From Baseline in HCV RNA (log10 IU/mL)
Change at Week 6
-5.12 log10 IU/mL
Standard Deviation 0.738
-4.89 log10 IU/mL
Standard Deviation 0.488
-4.82 log10 IU/mL
Standard Deviation 0.880
-5.12 log10 IU/mL
Standard Deviation 0.710
-4.80 log10 IU/mL
Standard Deviation 1.038
-4.87 log10 IU/mL
Standard Deviation 0.713
Change From Baseline in HCV RNA (log10 IU/mL)
Change at Week 8
-5.12 log10 IU/mL
Standard Deviation 0.738
-4.89 log10 IU/mL
Standard Deviation 0.488
-4.82 log10 IU/mL
Standard Deviation 0.880
-5.12 log10 IU/mL
Standard Deviation 0.708
-4.83 log10 IU/mL
Standard Deviation 0.966
-4.87 log10 IU/mL
Standard Deviation 0.713
Change From Baseline in HCV RNA (log10 IU/mL)
Change at Week 10
-5.12 log10 IU/mL
Standard Deviation 0.738
-4.89 log10 IU/mL
Standard Deviation 0.488
-4.82 log10 IU/mL
Standard Deviation 0.880
-5.12 log10 IU/mL
Standard Deviation 0.708
-4.83 log10 IU/mL
Standard Deviation 0.966
-4.87 log10 IU/mL
Standard Deviation 0.713
Change From Baseline in HCV RNA (log10 IU/mL)
Change at Week 12
-5.12 log10 IU/mL
Standard Deviation 0.739
-4.89 log10 IU/mL
Standard Deviation 0.488
-4.82 log10 IU/mL
Standard Deviation 0.880
-5.12 log10 IU/mL
Standard Deviation 0.708
-4.83 log10 IU/mL
Standard Deviation 0.966
-4.84 log10 IU/mL
Standard Deviation 0.779
Change From Baseline in HCV RNA (log10 IU/mL)
Change at Week 16
-4.82 log10 IU/mL
Standard Deviation 0.880
-5.12 log10 IU/mL
Standard Deviation 0.708
-4.87 log10 IU/mL
Standard Deviation 0.713
Change From Baseline in HCV RNA (log10 IU/mL)
Change at Week 20
-5.14 log10 IU/mL
Standard Deviation 0.701
-4.87 log10 IU/mL
Standard Deviation 0.713
Change From Baseline in HCV RNA (log10 IU/mL)
Change at Week 24
-5.14 log10 IU/mL
Standard Deviation 0.701
-4.87 log10 IU/mL
Standard Deviation 0.713

Adverse Events

SOF+PEG+RBV 12 Weeks

Serious events: 5 serious events
Other events: 145 other events
Deaths: 0 deaths

SOF+RBV 12 Weeks

Serious events: 7 serious events
Other events: 215 other events
Deaths: 0 deaths

SOF+RBV 16 Weeks

Serious events: 0 serious events
Other events: 5 other events
Deaths: 0 deaths

SOF+RBV 24 Weeks

Serious events: 4 serious events
Other events: 177 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
SOF+PEG+RBV 12 Weeks
n=155 participants at risk
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + PEG 180 µg/0.5 mL pre-filled syringe administered subcutaneously once a week + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 12 Weeks
n=290 participants at risk
Participants with genotype 1, 2 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 16 Weeks
n=11 participants at risk
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 24 Weeks
n=230 participants at risk
Participants with genotype 1, 3 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
Eye disorders
Angle closure glaucoma
0.65%
1/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Colitis ischaemic
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Gastritis
0.65%
1/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Gingival bleeding
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.43%
1/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Pancreatitis
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.43%
1/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Vomiting
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Hepatobiliary disorders
Biliary colic
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Hepatobiliary disorders
Cholecystitis acute
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.43%
1/230 • Up to 24 Weeks Plus 30 Days
Hepatobiliary disorders
Cholelithiasis
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.43%
1/230 • Up to 24 Weeks Plus 30 Days
Hepatobiliary disorders
Hepatic lesion
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.43%
1/230 • Up to 24 Weeks Plus 30 Days
Infections and infestations
Bronchitis
0.65%
1/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Injury, poisoning and procedural complications
Back injury
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Injury, poisoning and procedural complications
Concussion
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Metabolism and nutrition disorders
Hypocalcaemia
0.65%
1/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Fibroadenoma of breast
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.43%
1/230 • Up to 24 Weeks Plus 30 Days
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Lung neoplasm malignant
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Nervous system disorders
Cerebellar infarction
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Nervous system disorders
Cerebral haemorrhage
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Nervous system disorders
Cerebral infarction
0.65%
1/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days

Other adverse events

Other adverse events
Measure
SOF+PEG+RBV 12 Weeks
n=155 participants at risk
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + PEG 180 µg/0.5 mL pre-filled syringe administered subcutaneously once a week + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 12 Weeks
n=290 participants at risk
Participants with genotype 1, 2 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 16 Weeks
n=11 participants at risk
Participants with genotype 1 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 12 weeks
SOF+RBV 24 Weeks
n=230 participants at risk
Participants with genotype 1, 3 or 6 received SOF 400 mg tablet once daily + RBV tablets (1000 or 1200 mg daily based on weight) for 24 weeks
Blood and lymphatic system disorders
Anaemia
19.4%
30/155 • Up to 24 Weeks Plus 30 Days
7.6%
22/290 • Up to 24 Weeks Plus 30 Days
9.1%
1/11 • Up to 24 Weeks Plus 30 Days
11.7%
27/230 • Up to 24 Weeks Plus 30 Days
Blood and lymphatic system disorders
Leukopenia
19.4%
30/155 • Up to 24 Weeks Plus 30 Days
0.69%
2/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
2.6%
6/230 • Up to 24 Weeks Plus 30 Days
Blood and lymphatic system disorders
Neutropenia
17.4%
27/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
1.3%
3/230 • Up to 24 Weeks Plus 30 Days
Blood and lymphatic system disorders
Thrombocytopenia
12.9%
20/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
1.3%
3/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Abdominal pain upper
0.65%
1/155 • Up to 24 Weeks Plus 30 Days
1.7%
5/290 • Up to 24 Weeks Plus 30 Days
9.1%
1/11 • Up to 24 Weeks Plus 30 Days
1.7%
4/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Constipation
0.65%
1/155 • Up to 24 Weeks Plus 30 Days
0.69%
2/290 • Up to 24 Weeks Plus 30 Days
9.1%
1/11 • Up to 24 Weeks Plus 30 Days
3.0%
7/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Diarrhoea
1.9%
3/155 • Up to 24 Weeks Plus 30 Days
2.4%
7/290 • Up to 24 Weeks Plus 30 Days
9.1%
1/11 • Up to 24 Weeks Plus 30 Days
1.3%
3/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Dyspepsia
0.65%
1/155 • Up to 24 Weeks Plus 30 Days
2.8%
8/290 • Up to 24 Weeks Plus 30 Days
9.1%
1/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Gastrooesophageal reflux disease
0.65%
1/155 • Up to 24 Weeks Plus 30 Days
1.4%
4/290 • Up to 24 Weeks Plus 30 Days
9.1%
1/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Gingival pain
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
9.1%
1/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Nausea
6.5%
10/155 • Up to 24 Weeks Plus 30 Days
4.8%
14/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.87%
2/230 • Up to 24 Weeks Plus 30 Days
Gastrointestinal disorders
Vomiting
3.9%
6/155 • Up to 24 Weeks Plus 30 Days
2.8%
8/290 • Up to 24 Weeks Plus 30 Days
9.1%
1/11 • Up to 24 Weeks Plus 30 Days
0.43%
1/230 • Up to 24 Weeks Plus 30 Days
General disorders
Asthenia
13.5%
21/155 • Up to 24 Weeks Plus 30 Days
2.8%
8/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
3.9%
9/230 • Up to 24 Weeks Plus 30 Days
General disorders
Fatigue
15.5%
24/155 • Up to 24 Weeks Plus 30 Days
7.2%
21/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
8.7%
20/230 • Up to 24 Weeks Plus 30 Days
General disorders
Malaise
0.00%
0/155 • Up to 24 Weeks Plus 30 Days
1.0%
3/290 • Up to 24 Weeks Plus 30 Days
18.2%
2/11 • Up to 24 Weeks Plus 30 Days
0.43%
1/230 • Up to 24 Weeks Plus 30 Days
General disorders
Non-cardiac chest pain
5.2%
8/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
1.7%
4/230 • Up to 24 Weeks Plus 30 Days
General disorders
Pain
5.8%
9/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
2.2%
5/230 • Up to 24 Weeks Plus 30 Days
General disorders
Pyrexia
36.1%
56/155 • Up to 24 Weeks Plus 30 Days
1.4%
4/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
4.3%
10/230 • Up to 24 Weeks Plus 30 Days
Infections and infestations
Nasopharyngitis
3.9%
6/155 • Up to 24 Weeks Plus 30 Days
7.2%
21/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
2.6%
6/230 • Up to 24 Weeks Plus 30 Days
Infections and infestations
Upper respiratory tract infection
7.1%
11/155 • Up to 24 Weeks Plus 30 Days
10.3%
30/290 • Up to 24 Weeks Plus 30 Days
18.2%
2/11 • Up to 24 Weeks Plus 30 Days
11.7%
27/230 • Up to 24 Weeks Plus 30 Days
Investigations
Alanine aminotransferase increased
6.5%
10/155 • Up to 24 Weeks Plus 30 Days
0.00%
0/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
2.6%
6/230 • Up to 24 Weeks Plus 30 Days
Investigations
Blood bilirubin increased
4.5%
7/155 • Up to 24 Weeks Plus 30 Days
2.4%
7/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
14.8%
34/230 • Up to 24 Weeks Plus 30 Days
Investigations
Haemoglobin decreased
14.8%
23/155 • Up to 24 Weeks Plus 30 Days
3.1%
9/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
8.7%
20/230 • Up to 24 Weeks Plus 30 Days
Investigations
Neutrophil count decreased
24.5%
38/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.43%
1/230 • Up to 24 Weeks Plus 30 Days
Investigations
Platelet count decreased
23.9%
37/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.87%
2/230 • Up to 24 Weeks Plus 30 Days
Investigations
Red blood cell count decreased
7.1%
11/155 • Up to 24 Weeks Plus 30 Days
2.1%
6/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
7.0%
16/230 • Up to 24 Weeks Plus 30 Days
Investigations
Reticulocyte count increased
8.4%
13/155 • Up to 24 Weeks Plus 30 Days
5.2%
15/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
15.2%
35/230 • Up to 24 Weeks Plus 30 Days
Investigations
White blood cell count decreased
21.3%
33/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.00%
0/230 • Up to 24 Weeks Plus 30 Days
Metabolism and nutrition disorders
Decreased appetite
5.8%
9/155 • Up to 24 Weeks Plus 30 Days
1.4%
4/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
3.0%
7/230 • Up to 24 Weeks Plus 30 Days
Musculoskeletal and connective tissue disorders
Myalgia
12.9%
20/155 • Up to 24 Weeks Plus 30 Days
4.8%
14/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
0.43%
1/230 • Up to 24 Weeks Plus 30 Days
Nervous system disorders
Dizziness
9.0%
14/155 • Up to 24 Weeks Plus 30 Days
5.9%
17/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
4.8%
11/230 • Up to 24 Weeks Plus 30 Days
Nervous system disorders
Headache
15.5%
24/155 • Up to 24 Weeks Plus 30 Days
11.7%
34/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
6.1%
14/230 • Up to 24 Weeks Plus 30 Days
Psychiatric disorders
Insomnia
3.9%
6/155 • Up to 24 Weeks Plus 30 Days
10.0%
29/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
11.3%
26/230 • Up to 24 Weeks Plus 30 Days
Psychiatric disorders
Irritability
0.65%
1/155 • Up to 24 Weeks Plus 30 Days
0.34%
1/290 • Up to 24 Weeks Plus 30 Days
9.1%
1/11 • Up to 24 Weeks Plus 30 Days
0.43%
1/230 • Up to 24 Weeks Plus 30 Days
Respiratory, thoracic and mediastinal disorders
Cough
10.3%
16/155 • Up to 24 Weeks Plus 30 Days
6.2%
18/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
6.1%
14/230 • Up to 24 Weeks Plus 30 Days
Respiratory, thoracic and mediastinal disorders
Oropharyngeal pain
5.8%
9/155 • Up to 24 Weeks Plus 30 Days
2.4%
7/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
3.0%
7/230 • Up to 24 Weeks Plus 30 Days
Skin and subcutaneous tissue disorders
Pruritus
1.3%
2/155 • Up to 24 Weeks Plus 30 Days
11.4%
33/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
3.5%
8/230 • Up to 24 Weeks Plus 30 Days
Skin and subcutaneous tissue disorders
Rash
7.1%
11/155 • Up to 24 Weeks Plus 30 Days
6.2%
18/290 • Up to 24 Weeks Plus 30 Days
0.00%
0/11 • Up to 24 Weeks Plus 30 Days
4.3%
10/230 • Up to 24 Weeks Plus 30 Days

Additional Information

Clinical Trial Disclosures

Gilead Sciences

Results disclosure agreements

  • Principal investigator is a sponsor employee After conclusion of the study and without prior written approval from Gilead, investigators in this study may communicate, orally present, or publish in scientific journals or other media only after the following conditions have been met: * The results of the study in their entirety have been publicly disclosed by or with the consent of Gilead in an abstract, manuscript, or presentation form; or * The study has been completed at all study sites for at least 2 years
  • Publication restrictions are in place

Restriction type: OTHER