Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 19, 2026, 4:44 AM EDT

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Showing 49–58 of 58 matching trials from the live ClinicalTrials.gov search.
Conditions
Obesity, Vascular Dementia, Cognitive Impairment
Interventions
Urolithin A, Placebo
Dietary Supplement · Other
Lead sponsor
University of Oklahoma
Other
Eligibility
40 Years to 64 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Healthy Children and Virtual Reality Mediation of Simulated Pain

NCT06854991
Conditions
Acute Pain, Experimental Pain in Healthy Human Participants, Children, Adolescents
Interventions
Active VR-PAT, Passive VR-PAT, iPad
Other
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
6 Years to 17 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Neuropathic Pain
Interventions
Not listed
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Traumatic Brain Injury, Mild Traumatic Brain Injury, Post-Concussion Syndrome
Interventions
Sildenafil Citrate
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
40 Years to 65 Years · Male only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Major Depressive Disorder (MDD), fNIRS
Interventions
fNIRS measurement
Other
Lead sponsor
Kernel
Industry
Eligibility
18 Years to 75 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
2
States / cities
Los Angeles, California • Sunnyvale, California
Recruiting Not applicable Interventional

AuriculoTherapy NeuroImaging

NCT06825390
Conditions
Low Back Pain, Chronic Low-back Pain, Back Pain, Low, Lumbar Disc Disease, Lumbar Discogenic Pain, Lumbar Pain Syndrome, Lumbar Post-Laminectomy Syndrome, Back Pain Lower Back Chronic, Back Pain Without Radiation, Pain;Back Low;Chronic
Interventions
Cryo-auriculotherapy, Sham auriculotherapy, Experimental auricular stimulation
Device · Other
Lead sponsor
Keith M Vogt
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Intellectual Disability
Interventions
TSA2 Thermosensory Stimulator
Device
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
8 Years to 30 Years
Enrollment
215 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Not applicable Interventional Accepts healthy volunteers Results available

Using Imaging to Assess Effects of THC on Brain Activity

NCT03655717
Conditions
Intoxication Alcohol, Intoxication THC, Intoxication Combined Alcohol THC
Interventions
Dronabinol, Ethanol, Placebo dronabinol, Placebo ethanol
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
316 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
TBI
Interventions
Sildenafil citrate, Functional Near Infared Spectroscopy, Hypercapnia Challenge
Drug · Device · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Traumatic Brain Injury
Interventions
Sildenafil Citrate 50Mg Tab, functional Near-infrared Spectroscopy (fNIRS), Carbon Dioxide (CO2) 5%, Neuropsychological Assessments, Gadolinium contrast infusion, Blood sample collection for research purposes, Structural brain Magnetic Resonance Imaging (MRI
Drug · Device · Other + 1 more
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years to 55 Years
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland