Clinical trials: Retinitis Pigmentosa
Usher Syndrome Type 3
BF844 Safety and Pharmacokinetic Study in Healthy Volunteers
First-in-Human Phase-1 Clinical Trial to Assess Safety, Tolerability, Pharmacokinetics, Pharmacodynamics, and Food Effect of Single and Multiple Ascending Doses of BF844 when Administered Orally to Healthy Adult Participants.
- Trial name
- NCT06592131
- Testing
- BF844
- Where
- Australia
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- EyeXCel Pty. Ltd.
USH2A Variant Retinitis Pigmentosa
A New Diagnostic Paradigm for Retinitis Pigmentosa Secondary to USH2A Pathogenic Variants
Aim of the study is to perform a non-invasive multimodal retinal imaging investigation in a cohort of patients affected by USH2A retinitis pigmentosa (USH2A-RP), in order to develop a new diagnostic paradigm to categorize…
- Trial name
- NCT06545253
- Testing
- microRNAs analysis
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- IRCCS Ospedale San Raffaele
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
Safety and Efficacy of the Alpha AMS Subretinal Implant
The aim of this single-centre study is to assess the safety and efficacy of the Retina Implant Alpha AMS (Retina Implant AG, Reutlingen, Germany) in participants with severe visual impairment secondary to outer retinal…
- Trial name
- OX-RI (NCT02720640)
- Testing
- Implant 'on' vs implant 'off'
- Where
- United Kingdom
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University of Oxford
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
Alström Syndrome (ALMS)
Clinical Study of a Single Ciliopathy: Alström Syndrome
The aim of the study is to characterize the clinical manifestations of ALMS within the ciliopathies to prevent complications and determine preventive and therapeutic targets.
- Trial name
- NCT02890550
- Where
- 14 sites in France
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Retinitis Pigmentosa
Validation of Standardized Test Protocols to Assess the Impact of Visual Pathologies in Daily Life Activities
the incidence of the disease of retinal degenerations with loss of photoreceptors (related to old age or genetic) on patients' daily lives, is poorly characterize without standardized means of measurement (usually performed with…
- Trial name
- PROST (NCT04448860)
- Testing
- performance of behavioral locomotion tasks phase 1, performance of behavioral locomotion tasks phase 2
- Where
- France
- Volunteers
- 87 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts
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, Macula Off
Transcorneal Electrical Stimulation Therapy for Retinal Disease
Transcorneal stimulation may enable neurons to survive degeneration processes via enhanced secretion of neurotrophic substances and direct stimulation of neurons.
- Conditions
- Retinitis Pigmentosa, Macula Off, Primary Open Angle Glaucoma, Hereditary Macular Degeneration
- Trial name
- NCT00804102
- Testing
- Transcorneal Electrical Stimulation, DTL-electrode attached without energy
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Okuvision GmbH
Pigmentary Retinopathy
Impact of Visual Field Restriction on Visual Exploration
To communicate with the observer and guide his gaze on the canvas, painters have developed different stylistic processes that artists, in the manner of scientists, have acquired on the functioning of human visual perception.
- Trial name
- REVE (NCT04360291)
- Testing
- Eye tracker
- Where
- France
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts
Usher Syndrome, Retinitis Pigmentosa
Study of Dietary N-3 Fatty Acids in Patients With Retinitis Pigmentosa and Usher Syndrome
OBJECTIVES: I. Examine the concentration of docosahexanoic acid (DHA) and other n-3 fatty acids in plasma, erythrocyte, and adipose tissue in patients with various forms of retinitis pigmentosa and Usher syndrome. II.
- Trial name
- NCT00004345
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- National Center for Research Resources (NCRR)
Retinal Dystrophies, Retinitis Pigmentosa
Evaluation of Objective Perimetry Using Chromatic Multifocal Pupillometer
Objective perimetry can better monitor visual field defects in retinal dystrophy and Glaucoma patients than conventional subjective perimetry.
- Conditions
- Retinal Dystrophies, Retinitis Pigmentosa, Glaucoma
- Trial name
- NCT02014389
- Where
- Israel
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Retinitis Pigmentosa, Leber's Hereditary Optic Neuropathy
Pupil Dynamics and Color Vision for the Detection of Eye Diseases
The development of new oculometry techniques allows fine and dynamic measurements of pupillary diameter and use in routine clinical practice.
- Conditions
- Retinitis Pigmentosa, Leber's Hereditary Optic Neuropathy, Stargardt Disease
- Trial name
- PupDyn (NCT04909398)
- Testing
- Dynamic pupillometry sessions
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts
Retinitis Pigmentosa
Object Finder for a Retinal Prosthesis
The proposed project seeks to provide object recognition as a feature in a retinal implant system. Participants will be able to direct an object recognition application to find a desired object in the field of view of the…
- Trial name
- NCT04319809
- Testing
- Object recognition subsystem
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Minnesota HealthSolutions
Retinal Degeneration, Retinitis Pigmentosa
Molecular Genetics of Retinal Degenerations
This multinational study will investigate the inheritance of genetic retinal degeneration in families of different nationalities and ethnic backgrounds in order to identify the genes that, when altered, cause retinal…
- Trial name
- NCT00231010
- Where
- 6 sites in United States, China and 2 more
- Volunteers
- 3,549 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Retinitis Pigmentosa, Retinal Degeneration
The Effects of Cannabis on Visual Functions in Healthy and Retinitis Pigmentosa Patients
Medical Marijuana is used widely, and its effects on the visual system and the function of the retina have not been investigated thoroughly.
- Conditions
- Retinitis Pigmentosa, Retinal Degeneration, Cannabis
- Trial name
- NCT03078309
- Testing
- cannabis
- Where
- Israel
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Hadassah Medical Organization
Autosomal Dominant Retinitis Pigmentosa
Autosomal Dominant Retinitis Pigmentosa: Prevalence of Known Genes Identification of New Loci / Genes
Identify new genes responsible for autosomal dominant retinitis pigmentosa (ADRP), one of the most common causes of hereditary diseases of the retina, and thus better understand the mechanisms involved of the disease."
- Trial name
- NCT01235624
- Testing
- genetic analysis
- Where
- France
- Volunteers
- 1,161 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Retinitis Pigmentosa
Retinal Imaging in Patients With Inherited Retinal Degenerations
The purpose of this study is to determine whether the structure and function of the human retina can be studied with high resolution in patients with inherited retinal degenerations using the Adaptive Optics Scanning Laser…
- Trial name
- NCT00254605
- Where
- United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Retinitis Pigmentosa, Maculopathy, Age Related
Bimodal and Coaxial High Resolution Ophtalmic Imaging
The knowledge of the pathogenesis of retinal affections, a major cause of blindness, has greatly benefited from recent advances in retinal imaging.
- Conditions
- Retinitis Pigmentosa, Maculopathy, Age Related, Macular Dystrophy, Macular Edema
- Trial name
- AOSLO-OCT (NCT04620876)
- Testing
- Bimodal high resolution imaging of the retina
- Where
- France
- Volunteers
- 1,200 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts
Stargardts, Retinitis Pigmentosa
High Resolution Retinal Imaging
Studying the morphology and function of the normal and diseased retina in vivo is needed for advancing the detection, diagnosis, and treatment of retinal disease.
- Conditions
- Stargardts, Retinitis Pigmentosa, Age-related Macular Degeneration, Choroideremia
- Trial name
- AOSLO (NCT01866371)
- Testing
- Retinal imaging
- Where
- United States
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania