Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

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 Oct 26, 2026, 4:23 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 145–168 of 366 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Obsessive - Compulsive Disorder Clear all
Completed Not applicable Interventional

Safety and Effectiveness of Gamma Capsulotomy in Intractable OCD

NCT01849809
View directory record Official record
Conditions
Obsessive Compulsive Disorder
Interventions
Gamma Ventral Capsulotomy
Procedure
Lead sponsor
Butler Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2016
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Aug 10, 2017 · Synced Oct 26, 2026, 4:23 AM EDT
Completed Phase 4 Interventional

Sertraline and Habit Reversal in the Treatment of Patients With Trichotillomania

NCT00118014
View directory record Official record
Conditions
Impulse Control Disorders
Interventions
Sertraline, Habit Reversal Training
Drug · Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2004
U.S. locations
1
States / cities
Charlestown, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 20, 2008 · Synced Oct 26, 2026, 4:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Arbitration Between Habitual and Goal-directed Behavior in Obsessive-compulsive Disorder: Circuit Dynamics and Effects of Noninvasive Neurostimulation

NCT04075890
View directory record Official record
Conditions
OCD, Decision-Making, tDCS, fMRI
Interventions
transcranial Direct Current Stimulation (tDCS)
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 12, 2025 · Synced Oct 26, 2026, 4:23 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

I-123 Brain Studies of Serotonin Metabolism in Psychiatric Patients and Normal Volunteers

NCT00001771
View directory record Official record
Conditions
Healthy, Mental Disorder, Obsessive Compulsive Disorder, Schizophrenia, Tourette Syndrome
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1998 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 26, 2026, 4:23 AM EDT
Recruiting Not applicable Interventional

CO2 Reactivity as a Biomarker of Non-Response to Exposure-Based Therapy

NCT05467683
View directory record Official record
Conditions
Obsessive-Compulsive Disorder, Post Traumatic Stress Disorder, Generalized Anxiety Disorder, Social Anxiety Disorder, Panic Disorder
Interventions
Exposure-Based Therapy
Behavioral
Lead sponsor
Jasper A. Smits
Other
Eligibility
18 Years to 70 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
2
States / cities
Boston, Massachusetts • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Oct 26, 2026, 4:23 AM EDT
Withdrawn Not applicable Interventional

Waitlist-Control Trial of Smartphone CBT for Obsessive-Compulsive Disorder (OCD)

NCT03767491
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Smartphone-delivered CBT for OCD
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 8, 2022 · Synced Oct 26, 2026, 4:23 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Sensory Symptoms in Tourette Syndrome and Obsessive-Compulsive Disorder

NCT04335175
View directory record Official record
Conditions
Tourette Syndrome, Obsessive-Compulsive Disorder, Sensory Disorders
Interventions
None - observational study
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 15, 2022 · Synced Oct 26, 2026, 4:23 AM EDT
Completed Phase 3 Interventional Results available

Memantine Treatment for Obsessive-compulsive Disorder and Generalized Anxiety Disorder

NCT00674219
View directory record Official record
Conditions
Obsessive-Compulsive Disorder, Generalized Anxiety Disorder
Interventions
Memantine
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 64 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 10, 2019 · Synced Oct 26, 2026, 4:23 AM EDT
Completed Not applicable Interventional

Efficacy of Targeted Memory Reactivation for Enhancing Exposure Therapy

NCT04663672
View directory record Official record
Conditions
Claustrophobia, Obsessive-Compulsive Disorder, Arachnophobia
Interventions
Experimental Scent, Control Scent, No-Scent Control, In-Vivo Exposure
Other · Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Dec 11, 2020 · Synced Oct 26, 2026, 4:23 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Development of Adaptive Deep Brain Stimulation for OCD

NCT04281134
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Summit RC+S System, One Month Blinded Discontinuation Period:
Device · Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
21 Years to 70 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
3
States / cities
Pittsburgh, Pennsylvania • Providence, Rhode Island • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 26, 2026, 4:23 AM EDT
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 26, 2026, 4:23 AM EDT
Not listed Not applicable Interventional

Quality Assessment in Exposure Therapy

NCT03182101
View directory record Official record
Conditions
Obsessive-Compulsive Disorder in Children
Interventions
Exposure Therapy
Behavioral
Lead sponsor
Bradley Hospital
Other
Eligibility
5 Years to 25 Years
Enrollment
177 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Riverside, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 8, 2022 · Synced Oct 26, 2026, 4:23 AM EDT
Active, not recruiting Not applicable Interventional

Individualized Neuroimaging Biomarkers for Predicting rTMS Response in OCD

NCT05829681
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Repetitive Transcranial Magnetic Stimulation
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 80 Years
Enrollment
212 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 10, 2025 · Synced Oct 26, 2026, 4:23 AM EDT
Completed Not applicable Interventional

Neurofeedback for Obsessive-Compulsive Disorder (OCD)

NCT02206945
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
neurofeedback, control feedback
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 11, 2022 · Synced Oct 26, 2026, 4:23 AM EDT
Completed Not applicable Interventional Results available

Hoarding Disorder Treatment With Virtual Reality

NCT03828461
View directory record Official record
Conditions
Hoarding Disorder, Hoarding, Clutter
Interventions
Facilitated group therapy with behavioral practice; 16 weeks
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
56 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 1, 2024 · Synced Oct 26, 2026, 4:23 AM EDT
Completed Not applicable Interventional Results available

Trial of Aripiprazole in Trichotillomania

NCT00947154
View directory record Official record
Conditions
Trichotillomania
Interventions
aripiprazole
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jun 16, 2015 · Synced Oct 26, 2026, 4:23 AM EDT
Completed Not applicable Interventional Results available

Imaginal Exposure for Hoarding Disorder

NCT03734705
View directory record Official record
Conditions
Hoarding Disorder
Interventions
Imaginal Exposure Writing, Neutral Writing
Behavioral · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 29, 2025 · Synced Oct 26, 2026, 4:23 AM EDT
Completed Phase 2 Interventional

Preventive Measures for Childhood-Onset Obsessive-Compulsive Disorder and Tic Disorders (PANDAS Subgroup)

NCT00001359
View directory record Official record
Conditions
Mental Disorder Diagnosed in Childhood, Obsessive Compulsive Disorder, Streptococcal Infection, Tic Disorder
Interventions
Penicillin or Placebo
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 26, 2026, 4:23 AM EDT
Active, not recruiting Not applicable Interventional

Cortical Stimulation to Treat Obsessive Compulsive Disorder

NCT04958096
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Standard Therapeutic Deep Brain Stimulation, Cortical Stimulation for PFC, Cortical Stimulation for ACC
Device
Lead sponsor
Andrew Moses Lee, MD, PhD
Other
Eligibility
22 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 15, 2026 · Synced Oct 26, 2026, 4:23 AM EDT
Recruiting Phase 2 Interventional

Search for Novel Transcranial Magnetic Stimulation (TMS) Targets for Mental Illness

NCT06376734
View directory record Official record
Conditions
Major Depressive Disorder, Obsessive-Compulsive Disorder, Schizophrenia, Generalized Anxiety Disorder, Mood Disorders, Psychiatric Disorder, Mental Disorder, Depression, Anxiety
Interventions
Transcranial magnetic stimulation
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
2
States / cities
Sunnyvale, California • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 26, 2026, 4:23 AM EDT
Recruiting Not applicable Interventional

Anxiety Skills Study

NCT07774481
View directory record Official record
Conditions
Anxiety, Anxiety Acute, Anxiety Chronic, Anxiety and Mood Disorders, Social Anxiety Disorder, Panic Disorder (With or Without Agoraphobia), Generalized Anxiety Disorder, Obsessive-Compulsive Disorder, Specific Phobia
Interventions
Cognitive therapy, Behavioral therapy, Mindfulness-based therapy
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 26, 2026, 4:23 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Tolcapone in Obsessive Compulsive Disorder

NCT03348930
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Tolcapone 200 MG
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 7, 2022 · Synced Oct 26, 2026, 4:23 AM EDT
Completed Phase 1Phase 2 Interventional

Behavioral Treatment of Obsessive-Compulsive Symptoms in Youth With Prader-Willi Syndrome: A Pilot Project

NCT00742664
View directory record Official record
Conditions
Prader Willi Syndrome, Obsessive-compulsive Disorder
Interventions
Cognitive-behavioral therapy, Wait-list control
Behavioral
Lead sponsor
University of South Florida
Other
Eligibility
6 Years to 17 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated Aug 8, 2011 · Synced Oct 26, 2026, 4:23 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 26, 2026, 4:23 AM EDT