Clinical trials: Retinal Dystrophy
Retinitis Pigmentosa
Clinical Trial of Lutein for Patients With Retinitis Pigmentosa Receiving Vitamin A
The purpose of this trial is to determine whether lutein in addition to vitamin A will slow the course of retinitis pigmentosa.
- Trial name
- NCT00346333
- Testing
- Lutein, Cornstarch control
- Where
- United States
- Volunteers
- 240 people
- Sponsor
- National Eye Institute (NEI)
Retinitis Pigmentosa
A Study in Subjects With Retinitis Pigmentosa
An open-label Phase II clinical trial, 8 (eight) subjects with retinitis pigmentosa due to rhodopsin mutations (including P23H) will be identified and treated with serial intravitreal injections of ADX-2191 in the worse seeing…
- Trial name
- NCT05392179
- Testing
- ADX-2191
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Aldeyra Therapeutics, Inc.
Diabetic Retinopathy, Macular Degeneration
Advancing Understanding of Transportation Options
This Stage II randomized, controlled, longitudinal trial seeks to assess the acceptability, feasibility, and effects of a driving decision aid use among geriatric patients and providers.
- Conditions
- Diabetic Retinopathy, Macular Degeneration, Glaucoma, Retinitis Pigmentosa
- Trial name
- AUTO (NCT04141891)
- Testing
- Driving Decision Aid, Older Drivers Website
- Where
- 3 sites in United States
- Volunteers
- 529 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Retinitis Pigmentosa
The Perceptual Experience of Argus II Users
This Basic Experimental Studies Involving Humans (BESH) study investigates phosphene perception and performance factors in blind participants implanted with the Argus II retinal prosthesis system.
- Trial name
- NCT05285618
- Testing
- Argus II
- Where
- 3 sites in United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University of California, Santa Barbara
Retinitis Pigmentosa, AMD
Rod Sensitivity in Age-related Macular Degeneration (AMD) and Retinitis Pigmentosa (RP)
A new fundus-guided microperimeter (MP-3S) has been developed by Nidek, Inc. to track the fundus of the patient and present stimuli in specific anatomically-defined locations.
- Trial name
- NCT03322930
- Testing
- Rod sensitivity
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Retina Foundation of the Southwest
Retinitis Pigmentosa
Cone Rescue in Retinitis Pigmentosa by the Treatment of Lycium Barbarum
Objectives: To study the immediate effect and the persistent effect of Lycium barbarum (LB) treatment on retinal functions, especially the cone function, and retinal structure in patients with retinitis pigmentosa (RP) Design…
- Trial name
- NCT02244996
- Testing
- Lycium Barbarum
- Where
- Hong Kong
- Volunteers
- 50 people
- Sponsor
- The Hong Kong Polytechnic University
Retinitis Pigmentosa
Safety of Repeat Intravitreal Injection of Human Retinal Progenitor Cells (jCell) in Adult Subjects With Retinitis Pigmentosa
The primary objective of the study is to assess the safety of repeat injection of human retinal progenitor cells (jCell) in adult subjects with RP that have previously been treated with jCell.
- Trial name
- NCT04604899
- Testing
- human retinal progenitor cells
- Where
- 3 sites in United States
- Volunteers
- 30 people
- Sponsor
- jCyte, Inc
Macular Degeneration
Complement Factor H Haplotypes and Smoking in Age-related Macular Degeneration
Risk factors for Age-related Macular Degeneration (AMD) involves genetic variations in the alternative pathway of complement inhibitor factor H. The complement system is part of the innate and adaptive immune system.
- Trial name
- CFH&AMD (NCT01115231)
- Where
- 2 sites in United States
- Volunteers
- 223 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Age Related Macular Degeneration, Retinitis Pigmentosa
Visual Activity Evoked by Infrared in Humans After Dark Adaptation
This pilot study will evaluate the visual response to infrared (IR) in humans after dark adaptation. The investigators plan to determine which wavelength and intensity the human eye is most sensitive to in healthy and color-blind…
- Conditions
- Age Related Macular Degeneration, Retinitis Pigmentosa, Congenital Stationary Night Blindness, Colorblindness
- Trial name
- NCT02909985
- Testing
- Tungsten halogen light with narrow bandpass filters
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of New Mexico
Retinitis Pigmentosa, Visual Impairment
Environmental Localization Mapping and Guidance for Visual Prosthesis Users
This study is driven by the hypothesis that independent navigation by blind users of visual prosthetic devices can be greatly aided by use of an autonomous navigational aid that provides information about the environment and…
- Conditions
- Retinitis Pigmentosa, Visual Impairment, Visual Prosthesis
- Trial name
- SLAM (NCT04359108)
- Testing
- Navigation system mode: Argus Vision, Navigation system mode: Depth Vision, Navigation system mode: Depth Vision with Haptic / Audio
- Where
- 2 sites in United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Macular Oedema, Retinitis Pigmentosa
Aflibercept for Macular Oedema With Underlying Retinitis Pigmentosa (AMOUR) Study
The purpose of this study is to assess the safety and efficacy of intravitreal injections of Aflibercept (Eylea) in treating Cystoid Macula Oedema (CMO) in patients with underlying Retinitis Pigmentosa (RP).
- Trial name
- AMOUR (NCT02661711)
- Testing
- Aflibercept
- Where
- United Kingdom
- Volunteers
- 30 people
- Sponsor
- Moorfields Eye Hospital NHS Foundation Trust
Retinitis Pigmentosa
Study of Oral Minocycline in Treating Bilateral Cystoid Macular Edema Associated With Retinitis Pigmentosa
Background: Some people with retinitis pigmentosa (RP) have macular edema (swelling) in the central retina. This can cause decreased central vision. The cause of macular edema is unknown, but may involve inflammation.
- Trial name
- NCT02140164
- Testing
- Minocycline
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- National Eye Institute (NEI)
Inherited Ophthalmic Diseases, Inherited Retinal Degeneration
Interferon Gamma-1b Administered Topically for Macular Edema/Intraretinal Schisis Cysts in Rod-Cone Dystrophy (RCD) and Enhanced S-Cone Syndrome (ESCS)
Background: People with rod-cone dystrophy (RCD) or enhanced S-cone syndrome (ESCS) have excess fluid under the retina of their eye. This can cause vision loss.
- Trial name
- NCT02338973
- Testing
- Interferon gamma-1b
- Where
- United States
- Volunteers
- 4 people
- Sponsor
- National Eye Institute (NEI)
Retinitis Pigmentosa (RP)
Safety of a Single, Intravitreal Injection of Human Retinal Progenitor Cells (jCell) in Retinitis Pigmentosa
This study evaluates the safety and potential activity of a single dose of live human retinal progenitor cells (jCell) administered to adults with retinitis pigmentosa.
- Trial name
- NCT02320812
- Testing
- human retinal progenitor cells
- Where
- 2 sites in United States
- Volunteers
- 28 people
- Sponsor
- jCyte, Inc
Age-related Macular Degeneration, Stargardt Disease
Efficacy of Acupuncture in Macular Diseases
This is a single-arm study designed to assess the efficacy of acupuncture (Traditional Chinese Medicine) for chronic macular diseases of several types.
- Conditions
- Age-related Macular Degeneration, Stargardt Disease, Macular Dystrophy
- Trial name
- AMAD (NCT02255981)
- Testing
- Acupuncture and massage
- Where
- 2 sites in Colombia
- Volunteers
- 33 people
- Sponsor
- Escuela Neijing
Retinitis Pigmentosa, Usher Syndrome Type 2
Study to Evaluate the Efficacy Safety and Tolerability of Ultevursen in Subjects With RP Due to Mutations in Exon 13 of the USH2A Gene (Sirius)
The purpose of this study is to evaluate the efficacy safety and tolerability of ultevursen administered via intravitreal injection (IVT) in subjects with Retinitis Pigmentosa (RP) due to mutations in exon 13 of the USH2A gene.
- Conditions
- Retinitis Pigmentosa, Usher Syndrome Type 2, Deaf Blind, Retinal Disease
- Trial name
- NCT05158296
- Testing
- Ultevursen
- Where
- 15 sites in United States, Germany and 2 more
- Volunteers
- 7 people
- Sponsor
- Laboratoires Thea
Hemianopia, Hemianopsia
Collision Warning Device for Blind and Visually Impaired
This study evaluates a novel collision warning device to help people with severe vision impairment or blindness avoid collisions with obstacles.
- Conditions
- Hemianopia, Hemianopsia, Peripheral Visual Field Defect, Blindness
- Trial name
- NCT03057496
- Testing
- Collision warning device
- Where
- United States
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Massachusetts Eye and Ear Infirmary
X-Linked Retinitis Pigmentosa
A Clinical Trial of Retinal Gene Therapy for X-linked Retinitis Pigmentosa Using BIIB112
The objective of the study is to evaluate the safety, tolerability and efficacy of a single sub-retinal injection of BIIB112 in participants with X-linked retinitis pigmentosa (XLRP).
- Trial name
- XIRIUS (NCT03116113)
- Testing
- BIIB112
- Where
- 8 sites in United States, United Kingdom
- Volunteers
- 50 people
- Sponsor
- Biogen
Retinitis Pigmentosa
Trial of Oral Valproic Acid for Retinitis Pigmentosa
The objectives of this study are to evaluate the efficacy of Valproic Acid (VPA) to both slow the progression of visual function loss and/or to restore visual function in patients with Autosomal Dominant Retinitis Pigmentosa (RP)…
- Trial name
- VPA (NCT01233609)
- Testing
- Valproic Acid
- Where
- 6 sites in United States
- Volunteers
- 90 people
- Sponsor
- Foundation Fighting Blindness
Retinitis Pigmentosa
Safety and Efficacy of Intravitreal Injection of Human Retinal Progenitor Cells in Adults With Retinitis Pigmentosa
This study evaluates the changes in visual function at 12 months following a single injection of human retinal progenitor cells compared to sham treated controls in a cohort of adult subjects with RP.
- Trial name
- NCT03073733
- Testing
- human retinal progenitor cells, Mock injection
- Where
- 3 sites in United States
- Volunteers
- 84 people
- Sponsor
- jCyte, Inc