Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 25, 2026, 12:24 AM EDT

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Showing 1–24 of 181 matching trials from the live ClinicalTrials.gov search.
Conditions
Gender Identity, Gender Dysphoria in Adolescents and Adults, Headache, Transgender
Interventions
Testosterone
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
12 Years to 20 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Alzheimer Disease and Related Dementias, Cognition, Mobility Disability
Interventions
Personalized Transcranial Direct Current Stimulation (tDCS), Active-Sham
Other
Lead sponsor
Hebrew SeniorLife
Other
Eligibility
65 Years to 90 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Roslindale, Massachusetts
Completed Early Phase 1 Interventional Accepts healthy volunteers

Tau PET Imaging in Opioid Use Disorder

NCT05651516
Conditions
Opioid-Related Disorders
Interventions
18F-PI-2620 PET/CT
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 60 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Recruiting Not applicable Interventional Accepts healthy volunteers

Decoding Emotional Dynamics in Bipolar Disorder

NCT07221864
Conditions
Bipolar Disorder I or II, Healthy (Controls)
Interventions
Think and Regulate Affective State Task
Behavioral
Lead sponsor
Laureate Institute for Brain Research, Inc.
Other
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Tulsa, Oklahoma
Conditions
Disruptive Mood Dysregulation Disorder, Attention Deficit Hyperactivity Disorder, Normal Physiology
Interventions
Affective Posner fMRI frustration induction task
Behavioral
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
8 Years to 17 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Bethesda, Maryland
Not listed Not applicable Interventional Accepts healthy volunteers

Functional Roles of Dorsolateral Prefrontal Cortex

NCT03882931
Conditions
Healthy Participants
Interventions
Theta Burst Transcranial Magnetic Stimulation, Focused Ultrasound, Sham
Other
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 35 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Charlottesville, Virginia
Completed Not applicable Interventional Accepts healthy volunteers

Dyadic Neurofeedback for Development of Healthy Emotion Regulation in Youth

NCT05472545
Conditions
Emotional Regulation
Interventions
Neurofeedback
Behavioral
Lead sponsor
Oklahoma State University Center for Health Sciences
Other
Eligibility
14 Years and older · Female only
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Tulsa, Oklahoma
Conditions
Exposed to Anesthesia
Interventions
fMRI
Other
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
10 Years to 17 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Healthy
Interventions
Neurofeedback treatment, At-home therapy
Device · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Investigating The Role of Noise Correlations in Learning

NCT06673303
Conditions
Noise Correlations, Learning Quality
Interventions
Dynamic perceptual discrimination task, fMRI
Behavioral · Diagnostic Test
Lead sponsor
Brown University
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Providence, Rhode Island
Not yet recruiting Early Phase 1 Interventional Accepts healthy volunteers

tDCS for Cancer-Related Fatigue and Weakness

NCT07159100
Conditions
Cancer-related Fatigue, Neuromodulation
Interventions
Active tDCS + elbow flexion exercise, Sham tDCS + elbow flexion exercise
Device · Drug
Lead sponsor
Kessler Foundation
Other
Eligibility
40 Years to 80 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
West Orange, New Jersey
Completed Early Phase 1 Interventional Accepts healthy volunteers

Imaging Laterality in Chronic Stroke Patients

NCT03584425
Conditions
Stroke, Motor Cortex; Lesion
Interventions
Rasch modified version of the Fugl-Meyer Motor assessment, Anatomical image acquisition, Functional MRI task and acquisition
Diagnostic Test
Lead sponsor
Medical University of South Carolina
Other
Eligibility
21 Years to 80 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Early Phase 1 Interventional Accepts healthy volunteers

Reliability of the Human Brain Connectome

NCT02193425
Conditions
Normal Physiology
Interventions
F-18FDG, MRI
Drug · Device
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Completed No phase listed Observational

Overcontrol and Suicide in PTSD

NCT06355284
Conditions
Compulsive Personality Disorder, Stress Disorders, Post-Traumatic
Interventions
Functional MRI
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Providence, Rhode Island
Completed No phase listed Observational Accepts healthy volunteers

Cognitive Task Development and Implementation for Functional MRI Studies

NCT01036685
Conditions
Drug Abuse, Nicotine Dependence
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
525 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2005
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Investigation of Cocaine Addiction Using mGluR5 PET and fMRI

NCT03471182
Conditions
Cocaine Dependence
Interventions
Psychiatric and Cognitive Testing, Cocaine Self-adminstration, Positron Emission Tomography, Magnetic Resonance Imaging
Behavioral · Drug · Radiation + 1 more
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Chronic Pain, Opioid Use
Interventions
Electroencephalography (EEG)/Magnetoencephalography (MEG)/MRI
Diagnostic Test
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Overweight and Obesity
Interventions
Active Implicit Priming, Control Implicit Priming, Food Exposure Task
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
161 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Recruiting No phase listed Observational

fMRI and Opioid Abstinence

NCT06651333
Conditions
Drug Use Disorder, Opioid Dependence, Opioid-Related Disorders, Opioid Use, Opioid Abuse
Interventions
fMRI
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Hartford, Connecticut • New Haven, Connecticut
Conditions
Brain Tumor, Pediatric Brain Tumor, Pediatric Cancer
Interventions
Diffusion tensor imaging (DTI), Resting state functional connectivity MRI (rs-fcMRI), Wechsler Intelligence Scale for Children - 5th edition (WISC-V), California Verbal Learning Test (CVLT-C), Beery Test of Visual Motor Integration 6th edition, Grooved Pegboard, PedsQL Multidimensional Fatigue Scale, MRI
Diagnostic Test · Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
6 Years to 16 Years
Enrollment
42 participants
Timeline
2017 – 2027
U.S. locations
4
States / cities
New York, New York • Dallas, Texas • Seattle, Washington
Conditions
Obesity and Overweight
Interventions
fMRI cue reactivity task, fMRI go no go task, Ad libitum meal test, Eating in the absence of hunger test
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
7 Years to 12 Years
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
4
States / cities
Baltimore, Maryland • Providence, Rhode Island • Seattle, Washington
Conditions
Obesity
Interventions
tDCS, Sham brain stimulation, Go-No GO task
Device · Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Carbon Dioxide Administration and Brain Waste Clearance

NCT07357090
Conditions
Traumatic Brain Injury, Aging Disorder, Magnetic Resonance Imaging (MRI)
Interventions
Hypercapnia task performed during fMRI
Other
Lead sponsor
Andrew Mayer
Other
Eligibility
18 Years to 82 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2032
U.S. locations
1
States / cities
Albuquerque, New Mexico
Conditions
Post-Traumatic Stress Disorder
Interventions
Continuous theta burst stimulation (cTBS), Sham continuous theta burst stimulation (cTBS)
Other
Lead sponsor
Emory University
Other
Eligibility
18 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
2
States / cities
Atlanta, Georgia