Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 6, 2026, 6:40 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 44 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
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
Completed Not applicable Interventional Results available

Clinical Evaluation of Morcher Artificial Iris Diaphragms

NCT00812708
Conditions
Aniridia, Iris; Deformity
Interventions
Morcher iris diaphragm implantation
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2021
U.S. locations
1
States / cities
Los Angeles, California
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
Completed Phase 2Phase 3 Interventional Results available

Acute Treatment Trial in Adult Subjects With Migraines

NCT03872453
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
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
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
Conditions
Visual Snow Syndrome, Migraine, Healthy
Interventions
Visual Adaptation, Assessments and Questionnaires, Functional Magnetic Resonance Imaging (fMRI), Magnetic Resonance Imaging (MRS)
Behavioral · Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 60 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
Minneapolis, Minnesota
Terminated Not applicable Interventional Accepts healthy volunteers

Light at Night Study

NCT04251234
Conditions
Bipolar Disorder, Light Sensitivity
Interventions
Light intensity, ~30 lux, Baseline light intensity, <1 lux
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 45 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
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
Recruiting Not applicable Interventional Accepts healthy volunteers

Objectively Diagnose and Monitor Treatment of Light Sensitivity

NCT03694626
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
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
168
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Tempe, Arizona + 106 more
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
Conditions
Monochromatic, L- and S-cone Modulation Only, L- and M-cone Modulation Only, M and S-cone Modulation Only
Interventions
Color
Other
Lead sponsor
Rochester Institute of Technology
Other
Eligibility
Up to 35 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Rochester, New York
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Comparison Between Spectacles and Contact Lenses

NCT06905912
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
Completed No phase listed Observational Accepts healthy volunteers

Functionally Validated Structural Endpoints for Early AMD

NCT04112667
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
Completed Not applicable Interventional Accepts healthy volunteers

Human Circadian Sensitivity to Very Short Light Pulses

NCT01330992
Conditions
Circadian Rhythm Disorders
Interventions
Ocular light or darkness exposure
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 30 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Atopic Dermatitis
Interventions
Narrow band UVB treatment (NB-UVB)
Other
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
New York, New York
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
Conditions
Dysphotopsia, Posterior Capsule Opacification, Visual Acuity, Visual Function, Contrast Sensitivity
Interventions
None-placebo
Other
Lead sponsor
Dr. Daniel H. Chang, MD
Other
Eligibility
22 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Bakersfield, California
Conditions
Migraine Disorders, Photophobia
Interventions
Therapeutic Lens Coating, Sham Lens Coating
Other
Lead sponsor
Bradley Katz
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Acne Vulgaris
Interventions
Tazarotene (Patch application in Challenge Phase)
Drug
Lead sponsor
Stiefel, a GSK Company
Industry
Eligibility
18 Years to 65 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
St. Petersburg, Florida
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
Completed Not applicable Interventional Accepts healthy volunteers

Light Sensitization Study

NCT01327040
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
Conditions
Migraine
Interventions
Rimegepant, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
6 Years to 17 Years
Enrollment
640 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2032
U.S. locations
56
States / cities
Fort Smith, Arkansas • Hawthorne, California • La Mesa, California + 42 more