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Completed Phase 2 Interventional Results available

OT-551 Antioxidant Eye Drops to Treat Geographic Atrophy in Age-Related Macular Degeneration

ClinicalTrials.gov ID: NCT00306488

Public ClinicalTrials.gov record NCT00306488. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 7, 2026, 2:46 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase II Study of OT-551 Antioxidant Eye Drop in Participants With Bilateral Geographic Atrophy Associated With Age-Related Macular Degeneration

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

Othera Pharmaceuticals' Othera (OT)-551 antioxidant eye drop has the potential for chronic treatment of the dry form of age-related macular degeneration. This pilot study of up to 10 eye drop tolerant participants with bilateral geographic atrophy is designed to characterize the effect of 0.45% concentration of OT-551 eye drops given 3 times a day on the progression of geographic atrophy area over a two-year period. Participants will have one eye randomized to receive the eye drop and the fellow eye will be observed only.

Study identification

NCT ID
NCT00306488
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Enrollment
11 participants

Conditions and interventions

Eligibility (public fields only)

Age range
60 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Feb 28, 2006
Primary completion
Feb 28, 2010
Completion
Feb 28, 2010
Last update posted
Jul 13, 2020

2006 – 2010

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
National Institutes of Health Clinical Center, 9000 Rockville Pike Bethesda Maryland 20892

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00306488, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 13, 2020 · Synced Sep 7, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00306488 live on ClinicalTrials.gov.

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