NCT00065455 Investigating the Effect of Vitamin A Supplementation on Retinitis Pigmentosa Status COMPLETED Phase PHASE1
NCT00063765 Evaluation of Safety of Ciliary Neurotrophic Factor Implants in the Eye Status COMPLETED Phase PHASE1
NCT00004827 Study of Docosahexaenoic Acid (DHA) Supplementation in Patients With X-Linked Retinitis Pigmentosa Status COMPLETED Phase NA
NCT00004345 Study of Dietary N-3 Fatty Acids in Patients With Retinitis Pigmentosa and Usher Syndrome Status TERMINATED Phase N/A
NCT00000116 Randomized Trial of DHA for Retinitis Pigmentosa Patients Receiving Vitamin A Status COMPLETED Phase PHASE3
NCT00000114 Randomized Trial of Vitamin A and Vitamin E Supplementation for Retinitis Pigmentosa Status COMPLETED Phase PHASE3