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ClinicalTrials.gov public records Last synced Oct 25, 2026, 5:40 AM EDT

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Showing 49–72 of 366 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Obsessive - Compulsive Disorder Clear all
Completed No phase listed Observational

Physiological Brain Atlas Development

NCT01210534
View directory record Official record
Conditions
Parkinson Disease, Dystonia, Tremors, Obsessive Compulsive Disorder, Depression
Interventions
No intervention
Other
Lead sponsor
Ohio State University
Other
Eligibility
7 Years to 90 Years
Enrollment
456 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 13, 2023 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Aripiprazole in the Treatment of Patients With Schizophrenia and Symptoms of Obsessive Compulsive Disorder (OCD)

NCT00374348
View directory record Official record
Conditions
Schizophrenia OCD, Obsessive Compulsive Disorder
Interventions
Aripiprazole
Drug
Lead sponsor
Jamaica Hospital Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Jamaica, New York
Source: ClinicalTrials.gov public record
Updated Sep 16, 2011 · Synced Oct 25, 2026, 5:40 AM EDT
Suspended Phase 2 Interventional

Neuroinflammation in Patients With OCD

NCT04786548
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Celecoxib
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 55 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

D-cycloserine Augmentation of Cognitive Behavioral Therapy (CBT) for Pediatric Obsessive-compulsive Disorder (OCD)

NCT01411774
View directory record Official record
Conditions
Obsessive-compulsive Disorder
Interventions
Cognitive-behavioral therapy, d-cycloserine, Pill placebo
Behavioral · Drug
Lead sponsor
University of South Florida
Other
Eligibility
7 Years to 17 Years
Enrollment
142 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
2
States / cities
St. Petersburg, Florida • Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 23, 2018 · Synced Oct 25, 2026, 5:40 AM EDT
Recruiting Not applicable Interventional

Technology Assisted Treatment of Trichotillomania: Open Trial

NCT07224126
View directory record Official record
Conditions
Trichotillomania
Interventions
Keen2 Predictive Awareness Bracelet
Behavioral
Lead sponsor
HabitAware Inc.
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Kent, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 10, 2025 · Synced Oct 25, 2026, 5:40 AM EDT
Not yet recruiting Not applicable Interventional

Neurobehavioral Investigations of Approach Dynamics in the Ventral Striatum

NCT05422469
View directory record Official record
Conditions
Obsessive-Compulsive Disorder (OCD)
Interventions
Medtronic Percept RC neurostimulator
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 64 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2029
U.S. locations
2
States / cities
Providence, Rhode Island • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 1, 2026 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Deep Brain Stimulation for Treatment-Resistant Obsessive Compulsive Disorder

NCT00057603
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Deep Brain Stimulation
Procedure
Lead sponsor
University of Florida
Other
Eligibility
23 Years to 65 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2009
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 9, 2011 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Assessing the Effects of a Neurobehavioral Intervention on Symptoms of Obsessive Compulsive Disorder

NCT01414023
View directory record Official record
Conditions
Obsessive Compulsive Disorder
Interventions
Cognitive Control Training, Peripheral Vision Task
Behavioral
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 18, 2020 · Synced Oct 25, 2026, 5:40 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Serotonin Transporters in Obsessive-Compulsive-Related Disorders

NCT00082550
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Functional and Cognitive Rehabilitation of Hoarding Disorder

NCT04697849
View directory record Official record
Conditions
Hoarding Disorder
Interventions
Cognitive Rehabilitation and Exposure/Sorting Therapy, Case Management
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Dec 10, 2025 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Not applicable Interventional Results available

Effectiveness and Neuropsychological Predictors of Guided Self-Help for Obsessive-Compulsive Disorder (OCD)

NCT01659125
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
"OCFighter"
Behavioral
Lead sponsor
Hartford Hospital
Other
Eligibility
18 Years to 69 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 7, 2016 · Synced Oct 25, 2026, 5:40 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Role of Theta Frequency Oscillations in Proactive and Reactive Control Processes in Youth With Attention Deficit Hyperactivity Disorder (ADHD) and Obsessive Compulsive Disorder (OCD)

NCT07566468
View directory record Official record
Conditions
ADHD, Obsessive Compulsive Disorder (OCD), Healthy Volunteer
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
10 Years to 17 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Comprehensive Behavioral (ComB) Model of Treatment for Trichotillomania

NCT03486041
View directory record Official record
Conditions
Trichotillomania
Interventions
Comprehensive Behavior Modification, Attention
Behavioral
Lead sponsor
American University
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jan 13, 2021 · Synced Oct 25, 2026, 5:40 AM EDT
Not yet recruiting Phase 2 Interventional

Aripiprazole in Body Focused Repetitive Behaviors

NCT05545891
View directory record Official record
Conditions
Trichotillomania (Hair-Pulling Disorder), Dermatillomania
Interventions
Placebo, Aripiprazole
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Oct 25, 2026, 5:40 AM EDT
Completed No phase listed Observational

The Influence of the Menstrual Cycle on Lithium and Sertraline Blood Levels

NCT01385709
View directory record Official record
Conditions
Bipolar Affective Disorders, Cyclothymic Disorder, Schizoaffective Disorder, Major Depressive Disorder, Dysthymic Disorder, Obsessive-Compulsive Disorder, Panic Disorder, Posttraumatic Stress Disorder, Premenstrual Dysphoric Disorder, Social Anxiety Disorder
Interventions
Not listed
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 20, 2017 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Assisting Obsessive Compulsive Disorder (OCD) Patients With Discontinuing Long-term Serotonin Reuptake Inhibitors (SRIs)

NCT02103621
View directory record Official record
Conditions
Obsessive Compulsive Disorder
Interventions
Unified Protocol (UP), Taper and Monitoring (TAP-M)
Behavioral
Lead sponsor
Butler Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jun 14, 2018 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Neurocircuit Mechanisms of OCD Across the Lifespan

NCT02437773
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Cognitive Behavioral Therapy - Adolescents, Stress Management Therapy - Adolescents, Optional CBT - Adolescents, Cognitive Behavioral Therapy - Adults, Stress Management Therapy - Adults, Optional CBT - Adults, fMRI only - Healthy Control Adults, fMRI only - Healthy Control Adolescents
Behavioral · Other
Lead sponsor
University of Michigan
Other
Eligibility
13 Years to 45 Years
Enrollment
206 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 6, 2020 · Synced Oct 25, 2026, 5:40 AM EDT
Recruiting Not applicable Interventional

Aerobic Exercise and Obsessive-Compulsive Disorder Symptoms

NCT07103902
View directory record Official record
Conditions
Obsessive-Compulsive Disorder (OCD)
Interventions
Moderate-Intensity Exercise, Low-Intensity Exercise
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 64 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Parent-based Treatment for Youth With Anxiety and Obsessive-compulsive Disorder

NCT04922502
View directory record Official record
Conditions
Obsessive-Compulsive Disorder in Children, Social Anxiety Disorder of Childhood, Obsessive-Compulsive Disorder in Adolescence, Separation Anxiety, Generalized Anxiety Disorder, Panic Disorder, Panic Attacks, Panic With Agoraphobia
Interventions
Standard SPACE, Bibliotherapy, low therapist contact SPACE
Behavioral
Lead sponsor
Baylor College of Medicine
Other
Eligibility
7 Years to 17 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 4, 2025 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Role of Cognitive Control in the Transdiagnostic Conceptualization of "Intrusive Thoughts"

NCT03414619
View directory record Official record
Conditions
Obsessive-Compulsive Disorder, Generalized Anxiety Disorder, Major Depressive Disorder
Interventions
Cognitive Control Tasks and Script Driven Imagery
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 18, 2020 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Phase 2 Interventional Results available

A Clinical Trial of Tolcapone in Obsessive Compulsive Disorder

NCT05624528
View directory record Official record
Conditions
Obsessive-Compulsive Disorder, OCD
Interventions
Tolcapone, Placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 65 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Oct 25, 2026, 5:40 AM EDT
Terminated Not applicable Interventional Results available

Transcranial Direct Current Stimulation (tDCS) in Pediatric Obsessive Compulsive Disorder (OCD)

NCT04548609
View directory record Official record
Conditions
Obsessive-Compulsive Disorder, Pediatric Psychiatric Disorder
Interventions
Transcranial Direct Current Stimulation
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
10 Years to 17 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 10, 2026 · Synced Oct 25, 2026, 5:40 AM EDT
Recruiting Not applicable Interventional

A Precision Medicine Approach to Target Engagement for Emotion Regulation

NCT05651295
View directory record Official record
Conditions
Emotional Regulation, Depression, Anxiety, Borderline Personality Disorder, Obsessive-Compulsive Disorder, Posttraumatic Stress Disorder, Eating Disorders
Interventions
Checking the Facts, Opposite to Emotion Action, Mindfulness of Current Emotions
Behavioral
Lead sponsor
Matthew Southward, PhD
Other
Eligibility
18 Years and older
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 25, 2026, 5:40 AM EDT
Completed Not applicable Interventional Results available

Motivational Interviewing to Enhance Behavioral Change in Older Adults With Hoarding Disorder

NCT05237466
View directory record Official record
Conditions
Hoarding Disorder
Interventions
RECLAIM: Reducing Clutter and Increasing Meaning, Sorting Practice
Behavioral
Lead sponsor
Mississippi State University
Other
Eligibility
60 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Starkville, Mississippi
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 25, 2026, 5:40 AM EDT