Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 6, 2026, 5:46 AM EDT

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Showing 1–24 of 979 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Retinitis Pigmentosa
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
Not listed
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2002
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Diabetic Retinopathy
Interventions
Not listed
Lead sponsor
Julia Haller
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Results available

Spectacles for Patients With Down Syndrome

NCT03367793
Conditions
Vision, Low
Interventions
Spectacles - Clinically Derived, Spectacles - Metric Technique #1 Derived, Spectacles - Metric Technique #2 Derived
Device
Lead sponsor
University of Houston
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition, Vision, and Cognition in Sport Study: Beef

NCT04427852
Conditions
Cognitive Change, Nutrient Deficiency, Nutritional Anemia, Visual Spatial Processing, Diet, Healthy, Diet; Deficiency, Dietary Deficiency, Dietary B12 Deficiency, Dietary Zinc Deficiency, Dietary Vitamin B12 Deficiency Anemia, Dietary Deficiency of Selenium and Vitamin E
Interventions
30 day Daily consumption of 1 serving of beef, 30 day Daily consumption of 1 serving of the vegatable protein source
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
College Station, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Adult Providing Access to the Visual Environment (PAVE) - Glaucoma Pilot

NCT00338208
Conditions
Glaucoma
Interventions
Training in the Use of Low Vision Devices
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
21 Years and older
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2011
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Leber Congenital Amaurosis 10, Inherited Retinal Dystrophies, Eye Diseases, Hereditary, Retinal Disease, Retinal Degeneration, Vision Disorders, Eye Disorders Congenital
Interventions
EDIT-101
Drug
Lead sponsor
Editas Medicine, Inc.
Industry
Eligibility
3 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
5
States / cities
Miami, Florida • Boston, Massachusetts • Ann Arbor, Michigan + 2 more
Conditions
Usher Syndrome, Cochlear Implantation
Interventions
Experimental manipulation of stimulation parameters
Other
Lead sponsor
Ohio State University
Other
Eligibility
1 Year to 85 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
4
States / cities
Boston, Massachusetts • Columbus, Ohio • Nashville, Tennessee
Conditions
Age-related Macular Degeneration (AMD)
Interventions
Lutein-enriched-egg beverage (NWT-02), Placebo
Dietary Supplement
Lead sponsor
Newtricious R&D BV
Industry
Eligibility
50 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Prematurity, Extreme Prematurity
Interventions
nfant(R) feeding system
Device
Lead sponsor
Woman's
Other
Eligibility
22 Weeks to 29 Weeks
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Conditions
Cataract
Interventions
Acrysof Natural ReSTOR SN60D3, Acrysof Natural Monofocal SN60AT
Device
Lead sponsor
Alcon Research
Industry
Eligibility
50 Years to 75 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Fort Worth, Texas
Conditions
Childhood Atypical Teratoid/Rhabdoid Tumor, Childhood Central Nervous System Germ Cell Tumor, Childhood Cerebral Anaplastic Astrocytoma, Childhood Cerebral Astrocytoma, Childhood Choroid Plexus Neoplasm, Childhood Craniopharyngioma, Childhood Grade I Meningioma, Childhood Grade II Meningioma, Childhood Grade III Meningioma, Childhood Infratentorial Ependymoma, Childhood Oligodendroglioma, Childhood Supratentorial Ependymoma, Ependymoma, Newly Diagnosed Childhood Ependymoma, Recurrent Childhood Cerebellar Astrocytoma, Recurrent Childhood Cerebral Astrocytoma, Recurrent Childhood Ependymoma, Recurrent Childhood Medulloblastoma, Recurrent Childhood Supratentorial Embryonal Tumor, Not Otherwise Specified, Recurrent Childhood Visual Pathway Glioma
Interventions
Cytology Specimen Collection Procedure
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 18 Years
Enrollment
1,258 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2018
U.S. locations
163
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 123 more
Completed No phase listed Observational Accepts healthy volunteers

Dynamic Light Scattering for Studying Lens Aging and Cataract Formation

NCT00081991
Conditions
Cataract
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
Not listed
Enrollment
267 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Diabetic Retinopathy, Macular Degeneration, Vision, Subnormal
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
Not listed
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1992 – 2000
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Lewy Body Dementia, Dementia With Lewy Bodies, Parkinson's Disease Dementia, Visual Hallucinations, REM Sleep Behavior Disorder
Interventions
Nelotanserin
Drug
Lead sponsor
Axovant Sciences Ltd.
Industry
Eligibility
50 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
19
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Boca Raton, Florida + 16 more
Conditions
Amblyopia, Binocular Vision Disorder
Interventions
Binocular cartoon treatment at home, Patching, Binocular cartoon treatment in office
Other
Lead sponsor
University of Waterloo
Other
Eligibility
36 Months to 83 Months
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Depression, Anxiety, Visual Impairment, Adjustment, Adjustment Disorder With Anxious Mood, Adjustment Disorder With Depressed Mood, Blindness, Acquired, Blindness and Low Vision, Vision Loss
Interventions
Integrated Cognitive Behavioral Therapy (CBT) & Mindfulness Group Intervention for Adjustment to Vision Loss
Behavioral
Lead sponsor
The Chicago Lighthouse
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Primary Open-angle Glaucoma (POAG) Patient
Interventions
SENSIMED Triggerfish®
Device
Lead sponsor
Sensimed AG
Industry
Eligibility
40 Years to 89 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
New York, New York
Conditions
Stroke
Interventions
mHealth
Device
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Charlestown, Massachusetts
Conditions
Bipolar Depression
Interventions
Not listed
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 50 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Age Related Macular Degeneration (AMD)
Interventions
Health Management Tool (HMT)
Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
Not listed
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
23
States / cities
Beverly Hills, California • Sacramento, California • Torrance, California + 20 more
Conditions
Post Traumatic Stress Disorder
Interventions
CBD Isolate, CBD Broad Spectrum, Placebo oil
Drug · Other
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Austin, Texas
Completed No phase listed Observational Accepts healthy volunteers

Study Evaluating Retinal Health Monitoring System Visual Acuity Module.

NCT04169802
Conditions
Age Related Macular Degeneration
Interventions
Retinal Health Monitoring System Visual Acuity Module, Sloan letter, logarithmic near visual acuity chart (Reference Chart)
Diagnostic Test
Lead sponsor
Kubota Vision Inc.
Industry
Eligibility
50 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Amblyopia
Interventions
CureSight, Patching
Device
Lead sponsor
NovaSight
Industry
Eligibility
4 Years to 8 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Virginia Beach, Virginia
Completed Phase 1Phase 2 Interventional Results available

Gene Therapy for Achromatopsia (CNGB3)

NCT03001310
Conditions
Achromatopsia
Interventions
AAV - CNGB3
Biological
Lead sponsor
MeiraGTx UK II Ltd
Industry
Eligibility
3 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Ann Arbor, Michigan