Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Nov 6, 2026, 11:58 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 577–600 of 1,131 matching trials from the live ClinicalTrials.gov search.
Completed No phase listed Observational Accepts healthy volunteers

Reward Processing and Depressive Subtypes: Identifying Neural Biotypes

NCT06080646
Conditions
Depression, Depressive Disorder, Major Depressive Disorder, Major Depressive Episode, Depressive Symptoms, Anhedonia
Interventions
cross-sectional MRI and EEG assessments (NO INTERVENTION)
Other
Lead sponsor
San Francisco Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 70 Years
Enrollment
158 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Comparison of Two Behavioral Treatments for Stress Reduction

NCT00625807
Conditions
Stress
Interventions
RR, MBSR
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
25 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Alcohol Drinking
Interventions
Task-based behavioral intervention
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
21 Years to 35 Years
Enrollment
280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
ADHD
Interventions
Neurofeedback, Cognitive training
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
7 Years to 11 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Stanford, California
Completed Not applicable Interventional Results available

Brain Connections and Blood Pressure

NCT03736434
Conditions
Hypertension, Mild Cognitive Impairment
Interventions
Mindfulness and DASH Diet Education, Education group
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
65 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Parkinson's Disease
Interventions
Placebo, Tozadenant
Drug
Lead sponsor
Biotie Therapies Inc.
Industry
Eligibility
40 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Stroke
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
65 Years to 90 Years · Female only
Enrollment
1,426 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Mental Function
Interventions
Propofol for fMRI, Dexmedetomidine for fMRI, Dorsolateral prefrontal cortex (DLPFC) pulsation, Anterior insular cortex (AIC) pulsation, Central thalamus (CT) pulsation
Procedure · Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 40 Years
Enrollment
168 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Terminated No phase listed Observational Accepts healthy volunteers

An fMRI Study of Attention and Effort After Concussion

NCT00653029
Conditions
Post Concussive Syndrome
Interventions
Not listed
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
18 Years to 60 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
Syracuse, New York
Conditions
Borderline Personality Disorder
Interventions
real time fMRI neurofeedback
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Not applicable Interventional Results available

Fast Arm Motor Skill Training in Chronic Stroke Survivors

NCT05013762
Conditions
Cerebrovascular Stroke
Interventions
Fast intervention, Active Monitoring
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Pomona, California
Completed No phase listed Observational Accepts healthy volunteers

Evaluating Multivariate MRI Maps of Body Awareness

NCT03344081
Conditions
Attention
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
25 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
San Francisco, California
Completed Early Phase 1 Interventional Accepts healthy volunteers

Cytokine-Associated Depression and Social Pain

NCT00949845
Conditions
Depression
Interventions
Endotoxin
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 45 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2007
U.S. locations
1
States / cities
Los Angeles, California
Recruiting Not applicable Interventional Accepts healthy volunteers

fMRI Studies of Memory and Perception

NCT07860281
Conditions
Autobiographical Memory, Function of the Human Hippocampus
Interventions
Participants use a smartphone to replay self-generated autobiographical memory cues.
Other
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 35 Years
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
Tallahassee, Florida
Completed Not applicable Interventional Accepts healthy volunteers Results available

An fMRI Study of Opioid-related Changes in Neural Activity

NCT02818036
Conditions
Social Acceptance
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
Tristen Inagaki
Other
Eligibility
18 Years to 35 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Phantom Limb Pain
Interventions
Psilocybin, Placebo Niacin
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2031
U.S. locations
1
States / cities
San Diego, California
Completed No phase listed Observational Accepts healthy volunteers

Brain Activation in Vocal and Motor Tics

NCT00026000
Conditions
Tourette's Syndrome, Chronic Motor Tic Disorder, Chronic Motor Vocal Disorder
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
ADHD, Attention Deficit Hyperactivity Disorder
Interventions
Methylphenidate, Atomoxetine
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
7 Years to 12 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
New York, New York
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Use of Functional MRI to Assess Functional Hypothalamic Activation in Response to Diazoxide

NCT03566511
Conditions
Diabetes Mellitus, Type 2, Glucose, High Blood, Glucose Metabolism Disorders (Including Diabetes Mellitus)
Interventions
Diazoxide, Placebo
Drug
Lead sponsor
Meredith Hawkins
Other
Eligibility
21 Years to 70 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Borderline Personality Disorder
Interventions
mindfulness-based Neurofeedback, control Neurofeedback
Behavioral · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Terminated Phase 2 Interventional Accepts healthy volunteers

Neuroimaging, Omega-3 and Reward in Adults With ADHD (NORAA) Trial

NCT02156089
Conditions
Attention Deficit Disorder, Attention Deficit Hyerpactivity Disorder
Interventions
Highly unsaturated omega-3 fatty acids
Other
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Terminated No phase listed Observational Accepts healthy volunteers

Affective Processing in Depression and Epilepsy

NCT00855725
Conditions
Epilepsy, Depression, Healthy
Interventions
fMRI, Hamilton Depression Rating Scale, Beck's Depressive Inventory, Interictal Dysphoric Disorder Inventory (IDDI)
Other
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Manhasset, New York
Conditions
Stroke
Interventions
Novel rTMS Approach, Sham rTMS Approach
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 90 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio