Randomized Trial for Retinitis Pigmentosa

• Status: Completed
• Trial end date: 1997-09-01
• Target enrollment: 0
• Participant gender: All

Summary

The purpose of this trial is to determine whether a nutritional supplement in addition to vitamin A will slow the course of retinitis pigmentosa.

• Phase: Phase 3

Details

• Lead Sponsor: National Eye Institute (NEI)
• Treatments: Vitamin A

Criteria

Inclusion Criteria:

Eligible patients must:

• Be between the ages of 18 and 56

• Be able to see the entire face of someone sitting across the table from them without scanning

• Read newspaper-size print without special magnifying aids

• Walk unaided in daylight

• Have a normal fasting serum vitamin A and normal liver function profile

• Be in good general health

• Reside in the United States

Exclusion Criteria:

• Women who are pregnant or planning to become pregnant cannot be included because of the risk of birth defects that could occur while they are on a vitamin A supplement.