Trial Outcomes & Findings for A Study in Subjects With Retinitis Pigmentosa (NCT NCT05392179)

NCT ID: NCT05392179

Last Updated: 2026-04-23

Results Overview

The proportion of subjects that experience at least one serious adverse event

Recruitment status

COMPLETED

Study phase

PHASE2

Target enrollment

8 participants

Primary outcome timeframe

The safety assessment period was 16 weeks.

Results posted on

2026-04-23

Participant Flow

Participant milestones

Participant milestones
Measure
ADX-2191 Monthly Dosing
Monthly intravitreal injections of ADX-2191 for a total of three injections
ADX-2191 Twice-monthly Dosing
Twice-monthly intravitreal injections of ADX-2191 for a total of six injections
Overall Study
STARTED
4
4
Overall Study
COMPLETED
4
4
Overall Study
NOT COMPLETED
0
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

A Study in Subjects With Retinitis Pigmentosa

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
ADX-2191 Monthly Dosing
n=4 Participants
Monthly intravitreal injections of ADX-2191 for a total of three injections
ADX-2191 Twice-monthly Dosing
n=4 Participants
Twice-monthly intravitreal injections of ADX-2191 for a total of six injections
Total
n=8 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=60 Participants
0 Participants
n=56 Participants
0 Participants
n=116 Participants
Age, Categorical
Between 18 and 65 years
2 Participants
n=60 Participants
3 Participants
n=56 Participants
5 Participants
n=116 Participants
Age, Categorical
>=65 years
2 Participants
n=60 Participants
1 Participants
n=56 Participants
3 Participants
n=116 Participants
Sex: Female, Male
Female
2 Participants
n=60 Participants
3 Participants
n=56 Participants
5 Participants
n=116 Participants
Sex: Female, Male
Male
2 Participants
n=60 Participants
1 Participants
n=56 Participants
3 Participants
n=116 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
n=60 Participants
0 Participants
n=56 Participants
0 Participants
n=116 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
4 Participants
n=60 Participants
3 Participants
n=56 Participants
7 Participants
n=116 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
n=60 Participants
1 Participants
n=56 Participants
1 Participants
n=116 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=60 Participants
0 Participants
n=56 Participants
0 Participants
n=116 Participants
Race (NIH/OMB)
Asian
0 Participants
n=60 Participants
0 Participants
n=56 Participants
0 Participants
n=116 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=60 Participants
0 Participants
n=56 Participants
0 Participants
n=116 Participants
Race (NIH/OMB)
Black or African American
0 Participants
n=60 Participants
0 Participants
n=56 Participants
0 Participants
n=116 Participants
Race (NIH/OMB)
White
4 Participants
n=60 Participants
4 Participants
n=56 Participants
8 Participants
n=116 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=60 Participants
0 Participants
n=56 Participants
0 Participants
n=116 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
n=60 Participants
0 Participants
n=56 Participants
0 Participants
n=116 Participants
Region of Enrollment
United States
4 Participants
n=60 Participants
4 Participants
n=56 Participants
8 Participants
n=116 Participants

PRIMARY outcome

Timeframe: The safety assessment period was 16 weeks.

Population: Safety population

The proportion of subjects that experience at least one serious adverse event

Outcome measures

Outcome measures
Measure
ADX-2191 Monthly Dosing
n=4 Participants
Monthly intravitreal injections of ADX-2191 for a total of three injections
ADX-2191 Twice-monthly Dosing
n=4 Participants
Twice-monthly intravitreal injections of ADX-2191 for a total of six injections
Number of Subjects With Serious Adverse Events
0 Participants
0 Participants

Adverse Events

ADX-2191 Monthly Dosing

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

ADX-2191 Twice-monthly Dosing

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

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
ADX-2191 Monthly Dosing
n=4 participants at risk
Monthly intravitreal injections of ADX-2191 for a total of three injections
ADX-2191 Twice-monthly Dosing
n=4 participants at risk
Twice-monthly intravitreal injections of ADX-2191 for a total of six injections
General disorders
General disorders and administration site conditions
75.0%
3/4 • Number of events 7 • The safety assessment period was 16 weeks.
75.0%
3/4 • Number of events 3 • The safety assessment period was 16 weeks.

Additional Information

Director of Clinical Trials

Aldeyra Therapeutics, Inc.

Phone: 781-257-3063

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place