Clinical trials: Photophobia, open to volunteers
Mild Traumatic Brain Injury, Photophobia
Pilot Study of Neurofeedback for Photosensitivity in Mild Traumatic Brain Injury
The goal of this study is to complete a pilot study testing the feasibility and acceptability of low-intensity pulse-based transcranial stimulation (LIP-tES) neurofeedback intervention for reducing photosensitivity symptoms in…
- Trial name
- NCT06109909
- Testing
- Micro Current Neurofeedback Device using Low-Frequency Pulse-Based Transcranial Electrical Stimulation
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- VA Office of Research and Development
Pediatric Migraine
Randomized Study in Children and Adolescents With Migraine: Acute Treatment
The purpose of this study is to test the safety and efficacy of BHV-3000 versus placebo in the acute treatment of moderate or severe migraine in children and adolescents.
- Trial name
- NCT04649242
- Testing
- Rimegepant/BHV3000
- Where
- 246 sites in United States, Canada and 7 more
- Volunteers
- 2,100 people
- Sponsor
- Pfizer
Traumatic Brain Injury
Understanding and Treating Traumatic Brain Injury (TBI) Associated Photophobia With Botulinum Toxin Type A (BoNT-A)
The purpose of this research is to understand and treat Traumatic Brain Injury (TBI) associated photophobia (light sensitivity) and its impact on visual function.
- Trial name
- NCT06293300
- Testing
- BoNT A
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- University of Miami
Acute Treatment of Migraine
Long-term Safety Study of Rimegepant in Pediatric Subjects for the Acute Treatment of Migraine
The purpose of this study is to test the long-term safety of rimegepant in the acute treatment of migraine in children and adolescents (≥ 6 to < 18 years of age).
- Trial name
- NCT04743141
- Testing
- Rimegepant (PF-07899801)
- Where
- 124 sites in United States, Poland and 1 more
- Volunteers
- 600 people
- Sponsor
- Pfizer
Healthy, Bipolar
Examining Lithium's Mechanism in Bipolar Disorder
The primary objective of the current study is to examine the acute effect of lithium on the visual and non-visual responses to light in a sample of healthy participants.
- Trial name
- HELIOS-BD 2 (NCT07750925)
- Testing
- Lithium carbonate (Priadel), Controlled light exposure
- Where
- United Kingdom
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Northumbria University
Cannabis Use, Sleep
Cannabis Effects on Sleep, Circadian Rhythms, and Light Sensitivity in Young Adults
The goal of this study is to learn how cannabis use and discontinuation affect sleep, circadian rhythms, and sensitivity to light. The main questions it aims to answer are: 1.
- Conditions
- Cannabis Use, Sleep, Circadian Rhythm
- Trial name
- CASCILS (NCT06743373)
- Testing
- Cannabis Discontinuation
- Where
- United States
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Migraine Headache, Sleep
Light Exposure, Migraine Outcomes, and Sleep Quality
The purpose of this study is to examine the relationship between daily light exposure patterns, sleep quality, and migraine characteristics in adults with migraine, with and without photophobia, across an 8-week study period.
- Conditions
- Migraine Headache, Sleep, Photophobia
- Trial name
- NCT07476053
- Testing
- Ambient Lighting Condition
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Arizona State University
Photophobia
Comparison Between Spectacles and Contact Lenses
Many people suffer from migraine headaches, some more so than others and a common trigger/complaint is light sensitivity, or photophobia1.
- Trial name
- NCT06905912
- Testing
- Biomedics55 Premier contact lenses, and Altius Tinted Contact Lenses
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Oklahoma
Migraine
Efficacy and Safety Study of Rimegepant for the Preventative Treatment of Migraine in Pediatric Subjects
The purpose of this study is to compare the efficacy and safety of rimegepant to placebo as a preventative treatment for migraine in children and adolescents ≥ 6 to <18 years with episodic migraine.
- Trial name
- NCT05156398
- Testing
- Rimegepant
- Where
- 93 sites in United States, Canada and 5 more
- Volunteers
- 640 people
- Sponsor
- Pfizer
Photophobia, Traumatic Brain Injury
Objectively Diagnose and Monitor Treatment of Light Sensitivity
The purpose of this project is to provide a new framework for diagnosing and monitoring treatment of light sensitivity and headache by objective measurement of facial features, pupil responses, retinal electrical responses and…
- Conditions
- Photophobia, Traumatic Brain Injury, Migraine
- Trial name
- NCT03694626
- Testing
- Pupillography, Ocular Coherence Tomography (OCT), Wrist-watch sensor device
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Randy Kardon
Visual Snow Syndrome, Migraine
Investigating Brain Function in People With and Without Visual Snow Syndrome Using Adaptation to Visual Stimuli
The goal of this study is to learn more about the brain pathways and activity involved in creating Visual Snow Syndrome (VSS). The main questions it aims to answer are: Does VSS arise from spontaneous activity in brain pathways?…
- Conditions
- Visual Snow Syndrome, Migraine, Healthy
- Trial name
- VPVSS (NCT06961864)
- Testing
- Visual Adaptation, Assessments and Questionnaires, Functional Magnetic Resonance Imaging (fMRI)
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Traumatic Brain Injury (TBI) Patients
Effect of Fixation Training With Colored Light Targets on Traumatic Brain Injury-Associated Photophobia
Many people develop intolerance to light after a head injury, leading to ambient light levels causing discomfort. We do not fully understand why this occurs and how it should be treated.
- Trial name
- NCT07606300
- Testing
- Fixation training using different colored fixation targets
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Ohio State University
Concussion, Mild, Photophobia
Use of Tinted Contact Lenses for Concussion-Related Light Sensitivity
The purpose of this study is to gather pilot data on the effectiveness of daily disposable tinted contact lenses in reducing photophobia (light sensitivity) following a concussion, with the goal of facilitating the return to work…
- Conditions
- Concussion, Mild, Photophobia, Contact Lens
- Trial name
- NCT07223086
- Testing
- Narrow band (tinted) contact lenses, broad band (clear) contact lenses
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Alabama at Birmingham