Randomized Trial of Vitamin A and Vitamin E Supplementation for Retinitis Pigmentosa
NCT00000114 · Status: COMPLETED · Phase: PHASE3 · Type: INTERVENTIONAL
Last updated 2009-09-17
Summary
To determine whether supplements of vitamin A or vitamin E alone or in combination affect the course of retinitis pigmentosa.
Conditions
Interventions
- DRUG
-
Vitamin E
- DRUG
-
Vitamin A
Sponsors & Collaborators
-
National Eye Institute (NEI)
lead NIH
Study Design
- Allocation
- RANDOMIZED
- Purpose
- TREATMENT
- Masking
- DOUBLE
- Model
- FACTORIAL
Eligibility
- Min Age
- 18 Years
- Max Age
- 49 Years
- Sex
- ALL
- Healthy Volunteers
- No
Timeline & Regulatory
- Start
- 1984-05-31
- Completion
- 1987-06-30
More Related Trials
-
Lutein for Age-Related Macular Degeneration
NCT00006202 ·Status: COMPLETED ·Phase: PHASE2
-
Effects of Lutein in Retinitis Pigmentosa
NCT00029289 ·Status: COMPLETED ·Phase: PHASE1/PHASE2
-
Vitamin A Palmitate Supplementation in Patients With Reticular Pseudodrusen (RPD) and Delayed Dark Adaptation
NCT03478878 ·Status: COMPLETED ·Phase: EARLY_PHASE1
-
Effect of Vitamin E for Prevention of Retinopathy of Prematurity: A Randomized Clinical Trial.
NCT03274596 ·Status: COMPLETED ·Phase: NA
-
Macular Pigment and Glare Disability
NCT00909090 ·Status: COMPLETED ·Phase: NA
-
Investigation of Macular Pigment Augmentation on Dark Adaptation
NCT00478439 ·Status: TERMINATED ·Phase: PHASE4
-
The Role of Antioxidant Supplementation in Keratoconus Patients
NCT02827747 ·Status: WITHDRAWN ·Phase: PHASE2
-
S0000B: Vitamin E and/or Selenium in Preventing Cataract and Age-Related Macular Degeneration in Men on SELECT SWOG-S0000
NCT00784225 ·Status: COMPLETED ·Phase: PHASE3
-
Evaluation of a New Eye-specific Multivitamin Formula in Participants at Risk of Age-related Macular Degeneration (AMD)
NCT03946085 ·Status: COMPLETED ·Phase: NA
-
Antioxidant Systems and Age-Related Macular Degeneration
NCT00668213 ·Status: COMPLETED
-
Randomized Trial of Beta-Carotene and Macular Degeneration
NCT00000152 ·Status: UNKNOWN ·Phase: PHASE3
-
Carotenoid Supplementation and Normal Ocular Health
NCT02147171 ·Status: COMPLETED ·Phase: PHASE2/PHASE3
-
Nutritional Supplements and Performance During Visual Field Testing (B3 Vitamin)
NCT03797469 ·Status: COMPLETED ·Phase: NA
-
Intervention Trial in Early Age-related Macular Degeneration
NCT01694680 ·Status: COMPLETED ·Phase: NA
-
Lutein/Zeaxanthin and Omega-3 Supplementation in Persons Over Age 60
NCT00121589 ·Status: COMPLETED ·Phase: PHASE1
-
Effect of DHA Supplements on Macular Function in Patients With Stargardt Macular Dystrophy and Stargardt-like Macular Dystrophy
NCT00060749 ·Status: COMPLETED ·Phase: PHASE1
-
Intranasal Retinoic Acid Treatment for Patients With OlfactoryLOSS: A RANDOMIZED CONTROLLED TRIAL
NCT03574701 ·Status: UNKNOWN ·Phase: NA
-
Effects of Treatment With N- Acetylcysteine on Visual Outcomes in Patients With Retinitis Pigmentosa
NCT04864496 ·Status: UNKNOWN ·Phase: PHASE2
-
The Influence of Lutein Supplements on Age-related Macular Degeneration
NCT01042860 ·Status: COMPLETED ·Phase: NA
-
Effect of Omega-3-fatty Acids on Blood Levels Omega-3 Fatty Acids in Patients With Age-related Macular Degeneration
NCT01653184 ·Status: COMPLETED ·Phase: NA
-
Nutraceutical Support With Omega-3
NCT03712670 ·Status: COMPLETED ·Phase: NA
-
Role of Xanthophylls in Visual Function
NCT05794074 ·Status: NOT_YET_RECRUITING ·Phase: NA
-
Effect of Omega-3 Fatty Acid Supplementation on Dry-AMD Progression
NCT05465252 ·Status: RECRUITING ·Phase: NA
-
Rod and Cone Mediated Function in Retinal Disease
NCT02617966 ·Status: RECRUITING
-
The Effects of VisionPure™ on Indices of Vision Health and Cognitive Function
NCT05533658 ·Status: COMPLETED ·Phase: NA