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ClinicalTrials.gov public records Last synced Oct 28, 2026, 9:30 AM EDT

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Showing 337–360 of 450 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Obsessive-Compulsive Behavior Clear all
Completed Phase 2 Interventional Results available

Marinol in Trichotillomania or Obsessive Compulsive Disorder

NCT01093976
View directory record Official record
Conditions
Trichotillomania, Obsessive Compulsive Disorder
Interventions
Dronabinol
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 23, 2023 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Mindfulness Based Relapse Prevention: Efficacy and Mechanisms

NCT01159535
View directory record Official record
Conditions
Substance Use Disorders
Interventions
Mindfulness Based Relapse Prevention, Relapse Prevention, Treatment as Usual
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 70 Years
Enrollment
286 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 15, 2016 · Synced Oct 28, 2026, 9:30 AM EDT
Recruiting Phase 2 Interventional

MDMA-Assisted CBT for OCD (MDMA-CBT4OCD Study)

NCT05783817
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
3,4-Methyl enedioxy methamphetamine, Methamphetamine, Cognitive Behavioral Therapy (CBT)
Drug · Behavioral
Lead sponsor
Carolyn Rodriguez
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Phase 4 Interventional

Escitalopram for the Treatment of Self-Injurious Skin Picking

NCT00115011
View directory record Official record
Conditions
Impulse Control Disorders
Interventions
Escitalopram
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 20, 2008 · Synced Oct 28, 2026, 9:30 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Effect of Brain Stimulation (tDCS) in Food Cravings Control in Overweight/Obese Women

NCT04420767
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 9, 2020 · Synced Oct 28, 2026, 9:30 AM EDT
Not yet recruiting No phase listed Observational

Ecological Momentary Assessment of State-Dependent Decision-Making and Metacognition Across a Psychopathology Continuum

NCT07801079
View directory record Official record
Conditions
Depression, Anxiety, Addiction, Emotion, Craving, Stress
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 55 Years
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
2
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Phase 2 Interventional

A Pilot Trial of Dextroamphetamine for Methamphetamine Dependence

NCT00630682
View directory record Official record
Conditions
Methamphetamine Addiction
Interventions
Dextroamphetamine, Placebo
Drug
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
18 Years to 50 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 3, 2013 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Phase 2 Interventional

St. John's Wort Vs. Placebo in Obsessive-Compulsive Disorder.

NCT00035438
View directory record Official record
Conditions
Obsessive Compulsive Disorder
Interventions
St. John's Wort
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
2
States / cities
Oklahoma City, Oklahoma • Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 4, 2006 · Synced Oct 28, 2026, 9:30 AM EDT
Completed No phase listed Observational

Opioid Physiology Project

NCT03462797
View directory record Official record
Conditions
Tolerance, Withdrawal, Addiction, Epigenetic Changes
Interventions
Not listed
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years and older
Enrollment
87 participants
Timeline
2017 – 2018
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 11, 2018 · Synced Oct 28, 2026, 9:30 AM EDT
Completed No phase listed Observational

Increasing Patient Knowledge of the Signs of Opioid Overdose and Naloxone in a Suburban Treatment Program

NCT02120612
View directory record Official record
Conditions
Opioid Dependence, Opioid Use Disorder
Interventions
Naloxone Education Intervention
Other
Lead sponsor
Edward Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Naperville, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 23, 2020 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Not applicable Interventional Results available

A Psychotherapy Development Study for Internet Gaming

NCT03220581
View directory record Official record
Conditions
Internet Gaming Disorder
Interventions
Referral for care, Behavioral therapy
Behavioral
Lead sponsor
UConn Health
Other
Eligibility
10 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 7, 2022 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Phase 2 Interventional

Citalopram for Children With Autism and Repetitive Behavior (STAART Study 1)

NCT00086645
View directory record Official record
Conditions
Autistic Disorder
Interventions
citalopram hydrobromide, placebo
Drug · Other
Lead sponsor
Boston University
Other
Eligibility
5 Years to 17 Years
Enrollment
149 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
6
States / cities
Los Angeles, California • New Haven, Connecticut • Lebanon, New Hampshire + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2017 · Synced Oct 28, 2026, 9:30 AM EDT
Enrolling by invitation No phase listed Observational

Mental Health, Intellectual and Neurodevelopmental Disorder Detection With Artificial Intelligence Models

NCT06792175
View directory record Official record
Conditions
Autism Spectrum Disorder, Depression - Major Depressive Disorder, Anxiety, Generalized, Bipolar Disorder (BD), Attention Deficit Hyperactivity Disorder (ADHD), Schizophrenia Spectrum &Amp; Other Psychotic Disorders, Post Traumatic Stress Disorder, Obsessive Compulsive Disorder (OCD)
Interventions
Solicue Machine Learning Models, Mercuria Machine Learning Models
Diagnostic Test
Lead sponsor
Psyrin Inc.
Industry
Eligibility
13 Years to 60 Years
Enrollment
500 participants
Timeline
2025 – 2026
U.S. locations
2
States / cities
Brookline, Massachusetts • Zanesville, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 3, 2025 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Not applicable Interventional Results available

Women's Treatment and Early Recovery

NCT02977988
View directory record Official record
Conditions
Substance-related Disorders
Interventions
Mindfulness Meditation, Brain and Recovery (B&R)
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Pomona, California
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced Oct 28, 2026, 9:30 AM EDT
Completed No phase listed Observational

Neural Substrates of Approach-Avoidance Conflict

NCT02119624
View directory record Official record
Conditions
Alcoholism, fMRI, Rewarding Mediating System
Interventions
Not listed
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
21 Years to 60 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 26, 2021 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of Medical Marijuana on Neurocognition and Escalation of Use

NCT03224468
View directory record Official record
Conditions
Pain, Insomnia, Depression, Anxiety
Interventions
Medical Marijuana
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
269 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 15, 2023 · Synced Oct 28, 2026, 9:30 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Local Participatory Systems Dynamics to Increase Reach of Evidence Based Addiction and Mental Health Care

NCT04356274
View directory record Official record
Conditions
PTSD, Depression, Alcohol Use Disorder, Opioid Use Disorder
Interventions
Participatory System Dynamics (PSD), Audit and Feedback (AF)
Other
Lead sponsor
Palo Alto Veterans Institute for Research
Other
Eligibility
18 Years and older
Enrollment
720 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Change in Social Media Use and Well-being Among College Students Receiving a One-week Exercise or Mindfulness Intervention

NCT06143852
View directory record Official record
Conditions
Social Media Addiction, Depression, Anxiety, Well-Being, Psychological
Interventions
Mindfulness, Social Media Reduction + Exercise
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 31, 2025 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Not applicable Interventional Results available

Testing the Effect of ENDS Flavors on Neurotransmission

NCT05836051
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Flavor
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
21 Years to 60 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Not applicable Interventional

Cognitive Behavioral Therapy Plus Drug Treatment for Obsessive Compulsive Disorder

NCT00045903
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Exposure and Ritual Prevention (Cognitive Behavioral Therapy), Stress Management Therapy (Cognitive Behavior Therapy)
Behavioral
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 70 Years
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2007
U.S. locations
2
States / cities
New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 23, 2014 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Phase 3 Interventional

Comparing the Effectiveness of Two Family-based Therapies in Treating Young Children With Obsessive-Compulsive Disorder

NCT00533806
View directory record Official record
Conditions
Obsessive Compulsive Disorder
Interventions
Cognitive Behavior Therapy, Relaxation Therapy
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
5 Years to 8 Years
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
3
States / cities
Durham, North Carolina • Philadelphia, Pennsylvania • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Mar 11, 2013 · Synced Oct 28, 2026, 9:30 AM EDT
Completed Not applicable Interventional Results available

Cognitive Effects of Atomoxetine in Humans: Genetic Moderators

NCT01498549
View directory record Official record
Conditions
Addiction
Interventions
Atomoxetine, Sugar Pill
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 50 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced Oct 28, 2026, 9:30 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Innovatively Increasing PCP Prescribing of Buprenorphine: Measurement Based Care and Integrated Electronic Solution

NCT04059016
View directory record Official record
Conditions
Opioid Abuse and Addiction
Interventions
MBC4OUD
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 100 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 18, 2024 · Synced Oct 28, 2026, 9:30 AM EDT
Recruiting Phase 2 Interventional

Efficacy of Valbenazine for the Treatment of Trichotillomania in Adults

NCT05207085
View directory record Official record
Conditions
Trichotillomania (Hair-Pulling Disorder)
Interventions
Valbenazine Oral Capsule, Placebo Oral capsule
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Oct 28, 2026, 9:30 AM EDT