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ClinicalTrials.gov public records Last synced May 22, 2026, 1:22 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–22 of 22 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Visual Fatigue Clear all
Not listed Phase 3 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Refractive Error
Interventions
Eyeglass lenses
Device
Lead sponsor
Vision Council of America
Other
Eligibility
19 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Apr 24, 2006 · Synced May 22, 2026, 1:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Asthenopia, Contact Lenses, Ocular Accommodation, Convergence, Excess
Interventions
Test Daily Disposable Soft Contact Lenses, Control Daily Disposable Soft Contact Lenses
Device
Lead sponsor
State University of New York College of Optometry
Other
Eligibility
18 Years to 35 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 10, 2019 · Synced May 22, 2026, 1:22 AM EDT
Withdrawn Phase 1Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Accommodation Disorder, Visual Fatigue
Interventions
Stulln Eyedrops, Thera Tears
Drug
Lead sponsor
Pacific University
Other
Eligibility
18 Years to 35 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Forest Grove, Oregon
Source: ClinicalTrials.gov public record
Updated May 20, 2024 · Synced May 22, 2026, 1:22 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Eye Fatigue, Diet, Healthy, Cognitive Change
Interventions
lutein, placebo
Dietary Supplement
Lead sponsor
Northcentral University
Other
Eligibility
8 Years to 16 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Des Moines, Iowa
Source: ClinicalTrials.gov public record
Updated Nov 29, 2023 · Synced May 22, 2026, 1:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Astigmatism
Interventions
etafilcon A, etafilcon A for Astigmatism
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
159 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 18, 2018 · Synced May 22, 2026, 1:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Eye Strain
Interventions
Circular light motion, Diagonal light motion, Peripheral light motion, Exercise
Device · Procedure
Lead sponsor
University of California, Davis
Other
Eligibility
12 Years and older
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Fremont, California
Source: ClinicalTrials.gov public record
Updated Oct 5, 2017 · Synced May 22, 2026, 1:22 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Refractive Ametropia, Myopia
Interventions
DACP FreshTech contact lenses, DACP contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years to 35 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 23, 2020 · Synced May 22, 2026, 1:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Asthenopia
Interventions
Multifocal Contact Lens, Single Vision Contact Lens
Device
Lead sponsor
Ohio State University
Other
Eligibility
30 Years to 40 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 14, 2019 · Synced May 22, 2026, 1:22 AM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Refractive Error, Presbyopia, Asthenopia, Eyeglasses
Interventions
D-28 bifocal lenses and frame, Progressive addition computer lenses and frame
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
40 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 14, 2011 · Synced May 22, 2026, 1:22 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Multiple Sclerosis, Internuclear Ophthalmoplegia, Fatigue
Interventions
Dalfampridine, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 3, 2020 · Synced May 22, 2026, 1:22 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Dry Eye, Eye Strain, Visual Acuity, Color Perception
Interventions
Gunnar OTC Glasses
Device
Lead sponsor
Pacific University
Other
Eligibility
18 Years to 42 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Forest Grove, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 15, 2025 · Synced May 22, 2026, 1:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Eye Strain, Eye Fatigue
Interventions
Blackcurrant, Placebo
Dietary Supplement · Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
30 Years to 60 Years · Female only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Franklin, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 23, 2022 · Synced May 22, 2026, 1:22 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Refractive Errors, Asthenopia
Interventions
Spectacle Lenses
Device
Lead sponsor
American Optometric Association
Other
Eligibility
40 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Sep 10, 2006 · Synced May 22, 2026, 1:22 AM EDT
Terminated Not applicable Interventional
View directory record Official record
Conditions
Binocular Dysfunction, Vertical Heterophoria, Vision, Binocular, Vision Disparity
Interventions
Lenses containing prismatic correction, Lenses not containing prismatic correction
Device
Lead sponsor
Vision Specialists of Birmingham
Other
Eligibility
14 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
1
States / cities
Birmingham, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 11, 2020 · Synced May 22, 2026, 1:22 AM EDT
Recruiting Phase 1Phase 2 Interventional
View directory record Official record
Conditions
MELAS Syndrome, Lebers Hereditory Optic Neuropathy With Extra Ocular Symptoms (LHON-Plus)
Interventions
Glycerol Tributyrate
Drug
Lead sponsor
George Washington University
Other
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 8, 2026 · Synced May 22, 2026, 1:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Dry Eye, Eye Fatigue
Interventions
Eye Empower, Placebo
Dietary Supplement
Lead sponsor
Bio Nature Health
Industry
Eligibility
45 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Aug 13, 2025 · Synced May 22, 2026, 1:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Visual Fatigue
Interventions
Stress on visual discomfort
Behavioral
Lead sponsor
Southern California College of Optometry at Marshall B. Ketchum University
Other
Eligibility
17 Years to 30 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Claremont, California
Source: ClinicalTrials.gov public record
Updated Nov 12, 2009 · Synced May 22, 2026, 1:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Dry Eye, Asthenopia
Interventions
Injection for SC administration (120mg/syringe), Tablet (50mg/tablet), oral
Drug
Lead sponsor
Nvision Laser Eye Centers
Industry
Eligibility
18 Years and older
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Jun 2, 2024 · Synced May 22, 2026, 1:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Asthenopia, Myopia
Interventions
Contact lens with Multifocal Optics, Contact lens with Single Vision Optics
Device
Lead sponsor
Pete Kollbaum, OD, PhD
Other
Eligibility
18 Years to 35 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 6, 2020 · Synced May 22, 2026, 1:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Eye Strain
Interventions
Total 30 Contact Lens
Device
Lead sponsor
Tauber Eye Center
Other
Eligibility
18 Years to 40 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 30, 2025 · Synced May 22, 2026, 1:22 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Dry Eye
Interventions
Systane Hydration PF
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 9, 2022 · Synced May 22, 2026, 1:22 AM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Colorectal Cancer Screening, Colon Adenomatous Polyp
Interventions
Ambient lighting, Low lighting
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
1,109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Park Ridge, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 3, 2024 · Synced May 22, 2026, 1:22 AM EDT