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ClinicalTrials.gov public records Last synced Oct 21, 2026, 5:14 AM EDT

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

Showing 1–24 of 32 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Photophobia Clear all
Recruiting Not applicable Interventional

Use of Tinted Contact Lenses for Concussion-Related Light Sensitivity

NCT07223086
View directory record Official record
Conditions
Concussion, Mild, Photophobia, Contact Lens
Interventions
Narrow band (tinted) contact lenses, broad band (clear) contact lenses
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 21, 2026, 5:14 AM EDT
Recruiting Phase 3 Interventional

Long-term Safety Study of Rimegepant in Pediatric Subjects for the Acute Treatment of Migraine

NCT04743141
View directory record Official record
Conditions
Acute Treatment of Migraine
Interventions
Rimegepant (PF-07899801)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
6 Years to 17 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2030
U.S. locations
115
States / cities
Scottsdale, Arizona • Tempe, Arizona • Anaheim, California + 77 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 21, 2026, 5:14 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Acute Treatment Trial in Adult Subjects With Migraines

NCT03872453
View directory record Official record
Conditions
Migraine
Interventions
Zavegepant, Zavegepant matching placebo, Intranasal Aptar Pharma Unit Dose System
Drug · Device
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
2,154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
82
States / cities
Mobile, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 75 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2023 · Synced Oct 21, 2026, 5:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Functionally Validated Structural Endpoints for Early AMD

NCT04112667
View directory record Official record
Conditions
Age-related Macular Degeneration, Aging
Interventions
Normal Macular Health, Early Macular Degeneration, Young Normals
Other
Lead sponsor
Cynthia Owsley
Other
Eligibility
20 Years and older
Enrollment
556 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Sep 26, 2025 · Synced Oct 21, 2026, 5:14 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Comparison Between Spectacles and Contact Lenses

NCT06905912
View directory record Official record
Conditions
Photophobia
Interventions
Biomedics55 Premier contact lenses, and Altius Tinted Contact Lenses
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Oct 21, 2026, 5:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Light Sensitization Study

NCT01327040
View directory record Official record
Conditions
Chronobiology Disorders, Circadian Rhythm Disorders, Sleep Disorders, Circadian Rhythm
Interventions
light exposure
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years to 30 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 1, 2021 · Synced Oct 21, 2026, 5:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Head Injury-associated Photosensitivity and Pupillary Function (HIPP) Study

NCT01942564
View directory record Official record
Conditions
Head Injury, Traumatic Brain Injury (TBI), Photosensitivity, Photophobia
Interventions
Not listed
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Oct 21, 2026, 5:14 AM EDT
Completed Phase 3 Interventional Results available

Randomized Trial in Adult Participants With Acute Migraines

NCT04571060
View directory record Official record
Conditions
Migraine
Interventions
Zavegepant, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
1,978 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
94
States / cities
Huntsville, Alabama • Mobile, Alabama • Chandler, Arizona + 86 more
Source: ClinicalTrials.gov public record
Updated Apr 24, 2023 · Synced Oct 21, 2026, 5:14 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Side Effects of Atropine (SEA) Study

NCT03593044
View directory record Official record
Conditions
Myopia
Interventions
0.01% concentration atropine drops
Drug
Lead sponsor
Jeffrey J. Walline, OD PhD
Other
Eligibility
21 Years to 30 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 2, 2022 · Synced Oct 21, 2026, 5:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

"Eye Protection After Mydriatic Use for ROP Screening: Impact on Vitals Signs and Pain Scores"

NCT01860534
View directory record Official record
Conditions
Light Sensitivity
Interventions
eye covers
Behavioral
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
Not listed
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 14, 2016 · Synced Oct 21, 2026, 5:14 AM EDT
Terminated Not applicable Interventional

Effects of Prismatic Spectacle Lenses on Symptoms of Dizziness, Headache and Anxiety as Caused by Vertical Heterophoria

NCT00785135
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 12, 2020 · Synced Oct 21, 2026, 5:14 AM EDT
Recruiting Not applicable Interventional

Pilot Study of Neurofeedback for Photosensitivity in Mild Traumatic Brain Injury

NCT06109909
View directory record Official record
Conditions
Mild Traumatic Brain Injury, Photophobia
Interventions
Micro Current Neurofeedback Device using Low-Frequency Pulse-Based Transcranial Electrical Stimulation
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 21, 2026, 5:14 AM EDT
Recruiting Not applicable Interventional

Effect of Fixation Training With Colored Light Targets on Traumatic Brain Injury-Associated Photophobia

NCT07606300
View directory record Official record
Conditions
Traumatic Brain Injury (TBI) Patients
Interventions
Fixation training using different colored fixation targets
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Oct 21, 2026, 5:14 AM EDT
Recruiting Phase 3 Interventional

Randomized Study in Children and Adolescents With Migraine: Acute Treatment

NCT04649242
View directory record Official record
Conditions
Pediatric Migraine
Interventions
Rimegepant/BHV3000, Matching placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
6 Years to 17 Years
Enrollment
2,100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2029
U.S. locations
169
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Tempe, Arizona + 107 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 21, 2026, 5:14 AM EDT
Completed Phase 4 Interventional Results available

Safety and Tolerability Study of Daily Dosing Rimegepant in Episodic Migraine Prevention

NCT05207865
View directory record Official record
Conditions
Migraine, Episodic Migraine, Phonophobia, Photophobia
Interventions
Rimegepant
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
441 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
19
States / cities
Phoenix, Arizona • Hawthorne, California • North Hollywood, California + 15 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2025 · Synced Oct 21, 2026, 5:14 AM EDT
Completed Phase 2 Interventional Results available

Long-Term Study of Nitisinone to Treat Alkaptonuria

NCT00107783
View directory record Official record
Conditions
Alkaptonuria
Interventions
Nitisinone (NTBC)
Drug
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
30 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 26, 2021 · Synced Oct 21, 2026, 5:14 AM EDT
Terminated Not applicable Interventional Results available

Spectacle Tints and Thin-Films for Migraine

NCT02720211
View directory record Official record
Conditions
Headache Migraine Chronic
Interventions
Gray tinted spectacle lenses, Thin-Film spectacle lenses
Device
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 60 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
4
States / cities
Phoenix, Arizona • Boston, Massachusetts • Great Neck, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2022 · Synced Oct 21, 2026, 5:14 AM EDT
Terminated Not applicable Interventional Results available

Thin Film Spectacle Coatings to Reduce Light Sensitivity and Headaches in Child and Adolescent Patients With Migraine

NCT01942486
View directory record Official record
Conditions
Migraine Disorders, Photophobia
Interventions
Investigational Coating
Device
Lead sponsor
University of Utah
Other
Eligibility
7 Years to 18 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 9, 2022 · Synced Oct 21, 2026, 5:14 AM EDT
Completed Phase 1Phase 2 Interventional

Study to Determine the Efficacy and Safety of ELS-M11 in Acute Migraine

NCT02057315
View directory record Official record
Conditions
Migraine Headaches
Interventions
ELS-M11, Placebo
Drug
Lead sponsor
Achelios Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
2
States / cities
Ann Arbor, Michigan • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced Oct 21, 2026, 5:14 AM EDT
Withdrawn Not applicable Interventional

Improving Glare and Visual Comfort for Patients With Visual Impairment

NCT05829135
View directory record Official record
Conditions
Photophobia, Visual Impairment, Low Vision
Interventions
Acuvue Oasys with Transitions
Device
Lead sponsor
Nova Southeastern University
Other
Eligibility
18 Years to 64 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Davie, Florida
Source: ClinicalTrials.gov public record
Updated Jun 19, 2025 · Synced Oct 21, 2026, 5:14 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Objectively Diagnose and Monitor Treatment of Light Sensitivity

NCT03694626
View directory record Official record
Conditions
Photophobia, Traumatic Brain Injury, Migraine
Interventions
Pupillography, Ocular Coherence Tomography (OCT), Wrist-watch sensor device, Videography, Electrophysiology
Device
Lead sponsor
Randy Kardon
Other
Eligibility
18 Years to 80 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2028
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Oct 21, 2026, 5:14 AM EDT
Completed Phase 3 Interventional

An Efficacy Study of a Single Dose Treatment of PRO-513 for Subjects Suffering a Migraine Attack

NCT00330850
View directory record Official record
Conditions
Migraine, Photophobia, Phonophobia
Interventions
PRO-513
Drug
Lead sponsor
ProEthic Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
650 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
16
States / cities
Fairfield, Connecticut • Stamford, Connecticut • Fort Myers, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2007 · Synced Oct 21, 2026, 5:14 AM EDT
Terminated Phase 2Phase 3 Interventional Results available

A Study to Evaluate the Efficacy and Safety of Oral Zavegepant in Migraine Prevention

NCT04804033
View directory record Official record
Conditions
Migraine
Interventions
BHV-3500 (zavegepant), Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
1,753 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
116
States / cities
Phoenix, Arizona • Tucson, Arizona • Canoga Park, California + 88 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Oct 21, 2026, 5:14 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Cannabis Effects on Sleep, Circadian Rhythms, and Light Sensitivity in Young Adults

NCT06743373
View directory record Official record
Conditions
Cannabis Use, Sleep, Circadian Rhythm
Interventions
Cannabis Discontinuation
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 25 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Oct 21, 2026, 5:14 AM EDT