Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 27, 2026, 1:59 AM EDT

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Showing 25–34 of 10 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Diabetic Retinopathy
Interventions
Online Survey
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
1,526 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Diabetic Retinopathy
Interventions
Not listed
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
2
States / cities
Omaha, Nebraska
Conditions
Retinitis Pigmentosa, Usher Syndrome Type 2, Usher Syndrome Type 3
Interventions
NT-501, Sham
Drug · Procedure
Lead sponsor
Neurotech Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
1
States / cities
San Francisco, California
Conditions
Multiple Sclerosis
Interventions
Not listed
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 70 Years
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Portland, Oregon
Completed No phase listed Observational

Spinal Cord Stimulation Research Study

NCT00737581
Conditions
Chronic Low Back and Leg Pain
Interventions
Not listed
Lead sponsor
MedtronicNeuro
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
2
States / cities
Edina, Minnesota • Garland, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Circuit Training and Retina

NCT05714813
Conditions
Cognitive Impairment, Progressive, Cerebral Small Vessel Diseases
Interventions
High-Speed Circuit Resistance Training, Lecture on Diet, Exercise and Cognition
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
65 Years to 90 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
2
States / cities
Coral Gables, Florida
Withdrawn Not applicable Interventional Accepts healthy volunteers

The Dark-Adapted Retinal Function Response in Choroideremia (DARC) Study

NCT05045703
Conditions
Choroideremia
Interventions
Vitamin A palmitate
Dietary Supplement
Lead sponsor
Duke University
Other
Eligibility
15 Years and older · Male only
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Familial Mediterranean Fever (FMF), Autoinflammation, Periodic Fever, Fever, Genetic Diseases, ROSAH, ALPK1
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
2 Months to 115 Years
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1994
U.S. locations
5
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland • Bethesda, Maryland + 1 more
Completed No phase listed Observational Accepts healthy volunteers

Prospective Retinal and Optic Nerve Vitrectomy Evaluation (PROVE) Study

NCT01162356
Conditions
Glaucoma, Macular Pucker, Macula Hole, Vitreomacular Traction, Vitreous Opacities or Hemorrhage
Interventions
Not listed
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers

Defocus Induced Changes on Choroidal Thickness

NCT03954886
Conditions
Induced Defocus to the Retina
Interventions
Plus powered optical lens
Device
Lead sponsor
University of Houston
Other
Eligibility
6 Years to 45 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Houston, Texas