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ClinicalTrials.gov public records Last synced Nov 15, 2026, 7:36 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 337–360 of 365 matching trials from the live ClinicalTrials.gov search.

Filters: Condition: Obsessive Compulsive Disorder (OCD) Clear all

Conditions: Obsessive Compulsive Disorder
Interventions: CBT treatment for OCD based on Exposure & Response Prevention (EX/RP) and when indicated medication treatment; Behavioral
Lead sponsor: New York State Psychiatric Institute; Other
Eligibility: 5 Years to 17 Years
Enrollment: 55 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2021
U.S. locations: 1
States / cities: New York, New York

Conditions: Obsessive-Compulsive Disorder
Interventions: Ketamine, Exposure and Response Prevention; Drug · Behavioral
Lead sponsor: New York State Psychiatric Institute; Other
Eligibility: 18 Years to 55 Years
Enrollment: 10 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2015
U.S. locations: 1
States / cities: New York, New York

Conditions: Obsessive-Compulsive Disorder
Interventions: OCD-NET; Behavioral
Lead sponsor: University of Miami; Other
Eligibility: 18 Years to 90 Years
Enrollment: 63 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2025
U.S. locations: 1
States / cities: Miami, Florida

Conditions: Obsessive-Compulsive Disorder
Interventions: Gradual Exposure (EXP-G), Variable Exposure (EXP-V); Behavioral
Lead sponsor: University of North Carolina, Chapel Hill; Other
Eligibility: 18 Years and older
Enrollment: 40 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2016
U.S. locations: 1
States / cities: Chapel Hill, North Carolina

Conditions: Obsessive-Compulsive Disorder
Interventions: Nitrous Oxide, Nitrogen; Drug
Lead sponsor: Stanford University; Other
Eligibility: 18 Years to 65 Years
Enrollment: 45 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2027
U.S. locations: 1
States / cities: Stanford, California

Conditions: Pediatric Bipolar Disorder, Pediatric OCD
Interventions: fluoxetine; Drug
Lead sponsor: Massachusetts General Hospital; Other
Eligibility: 6 Years to 17 Years
Enrollment: 13 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2005 – 2010
U.S. locations: 1
States / cities: Cambridge, Massachusetts

Conditions: Obsessive-Compulsive Disorder
Interventions: Cognitive bias modification for interpretation bias, Psychoeducation; Behavioral
Lead sponsor: Mclean Hospital; Other
Eligibility: 18 Years and older
Enrollment: 106 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2026
U.S. locations: 1
States / cities: Belmont, Massachusetts

Conditions: Obsessive-Compulsive Disorder
Interventions: Psilocybin (0.25mg/kg), Niacin (250mg); Drug
Lead sponsor: Yale University; Other
Eligibility: 21 Years to 65 Years
Enrollment: 28 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2024
U.S. locations: 1
States / cities: New Haven, Connecticut

Conditions: Hoarding Disorder
Interventions: Contingency Management; Behavioral
Lead sponsor: Hartford Hospital; Other
Eligibility: 18 Years and older
Enrollment: 13 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2014
U.S. locations: 1
States / cities: Hartford, Connecticut

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

Conditions: Obsessive-Compulsive Disorder
Interventions: Cognitive Behavioral Bibliotherapy, Cognitive Behavioral Therapy; Behavioral
Lead sponsor: UConn Health; Other
Eligibility: 8 Years to 18 Years
Enrollment: 22 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2005 – 2010
U.S. locations: 4
States / cities: Hartford, Connecticut • Storrs, Connecticut • Waterbury, Connecticut + 1 more

Conditions: Obsessive-Compulsive Disorder
Interventions: Cognitive-behavioral therapy; Behavioral
Lead sponsor: University of South Florida; Other
Eligibility: 7 Years to 17 Years
Enrollment: 60 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2004 – 2006
U.S. locations: 1
States / cities: Gainesville, Florida

Conditions: Obsessive-Compulsive Disorder
Interventions: Activa PC+S DBS implant for OCD, One Month Blinded Discontinuation Period; Device · Other
Lead sponsor: Baylor College of Medicine; Other
Eligibility: 21 Years to 70 Years
Enrollment: 2 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2027
U.S. locations: 3
States / cities: Pittsburgh, Pennsylvania • Providence, Rhode Island • Houston, Texas

Conditions: Trichotillomania
Interventions: Response Inhibition Training Program; Behavioral
Lead sponsor: University of Wisconsin, Milwaukee; Other
Eligibility: 9 Years to 17 Years
Enrollment: 20 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2013
U.S. locations: 1
States / cities: Milwaukee, Wisconsin

Conditions: Anxiety Disorders, Obsessive-Compulsive Disorder
Interventions: Parent Coached Exposure Therapy - Individualized, Cognitive Behavior Therapy, Parent Coached Exposure Therapy - Group (removed from study); Behavioral
Lead sponsor: Mayo Clinic; Other
Eligibility: 7 Years to 75 Years
Enrollment: 162 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2022
U.S. locations: 1
States / cities: Rochester, Minnesota

Conditions: Obsessive Compulsive Disorder
Interventions: Medtronic Percept Deep Brain Stimulation; Device
Lead sponsor: Massachusetts General Hospital; Other
Eligibility: 21 Years to 65 Years
Enrollment: 2 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2026
U.S. locations: 2
States / cities: Charlestown, Massachusetts • Minneapolis, Minnesota

Conditions: Tourette Syndrome, Obsessive Compulsive Disorder
Interventions: Not listed
Lead sponsor: National Center for Research Resources (NCRR); NIH
Eligibility: 5 Years to 17 Years
Enrollment: 90 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: Started 1989
U.S. locations: 1
States / cities: New Haven, Connecticut

Conditions: Behavior, Depressive Disorder, Anxiety Disorders, Obsessive Compulsive Disorder (OCD)
Interventions: Behavioral task performance; Behavioral
Lead sponsor: California Institute of Technology; Other
Eligibility: 18 Years to 65 Years
Enrollment: 1,100 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2025 – 2029
U.S. locations: 2
States / cities: Los Angeles, California • Pasadena, California

Conditions: Anxiety Disorders, Depression, Eating Disorders, Obsessive-Compulsive Disorder, Suicide Prevention
Interventions: Not listed
Lead sponsor: Duke University; Other
Eligibility: 7 Years to 17 Years
Enrollment: 211 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2009
U.S. locations: 1
States / cities: Durham, North Carolina

Conditions: Obsessive-Compulsive Disorder
Interventions: Ketamine infusion, Saline; Drug · Other
Lead sponsor: New York State Psychiatric Institute; Other
Eligibility: 18 Years to 55 Years
Enrollment: 15 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2015
U.S. locations: 1
States / cities: New York, New York

Conditions: Cognitive Behavioral Therapy, Autism Spectrum Disorder, Anxiety Disorders, Obsessive-Compulsive Disorder, Social Anxiety Disorder, Generalized Anxiety Disorder, Specific Phobia
Interventions: Cognitive Behavioral Teletherapy LTA, Cognitive Behavioral Teletherapy STA; Behavioral
Lead sponsor: Baylor College of Medicine; Other
Eligibility: 7 Years to 13 Years
Enrollment: 87 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2023
U.S. locations: 1
States / cities: Houston, Texas

Conditions: Hoarding Disorder
Interventions: ACT Website and Coaching; Behavioral
Lead sponsor: Utah State University; Other
Eligibility: 18 Years and older
Enrollment: 80 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020
U.S. locations: 1
States / cities: Logan, Utah

Conditions: Obsessive-compulsive Disorder, Social Phobia, Generalized Anxiety Disorder, Specific Phobia, Separation Anxiety Disorder, Selective Mutism, Anxiety Disorder, Not Otherwise Specified
Interventions: Parent-Led Exposure Therapy, Treatment As Usual; Behavioral · Other
Lead sponsor: University of South Florida; Other
Eligibility: 3 Years to 7 Years
Enrollment: 58 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2016
U.S. locations: 1
States / cities: St. Petersburg, Florida

Conditions: Anxiety Disorders, Mood Disorders
Interventions: Single Diagnosis Treatment Protocol, Unified Protocol (UP); Behavioral
Lead sponsor: Boston University Charles River Campus; Other
Eligibility: 18 Years and older
Enrollment: 250 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2017
U.S. locations: 1
States / cities: Boston, Massachusetts

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Overlapping Neural Circuits in Pediatric OCD

Extending Ketamine's Effects in OCD With Exposure and Response Prevention (EX/RP)

Online Exposure Therapy for Obsessive-Compulsive Disorder (OCD) Study

Methods for Managing Intrusive Thoughts

Efficacy of Nitrous Oxide in OCD: Pilot Study

Fluoxetine for Obsessive-Compulsive Disorder in Children and Adolescents With Bipolar Disorder

Interpretation Bias as a Mechanism of Treatment Response in OCD

Efficacy of Psilocybin in OCD: a Double-Blind, Placebo-Controlled Study.

Contingency Management for Hoarding Disorder

Neurocircuit Mechanisms of OCD Across the Lifespan

Cognitive-Behavioral Bibliotherapy for the Treatment of Obsessive Compulsive Disorder in Children and Adolescents

A Controlled Trial of Daily Cognitive-Behavioral Therapy for Pediatric Obsessive-Compulsive Disorder

Development of Adaptive Deep Brain Stimulation for OCD (Phase 1a)

Response Inhibition Training for Individuals With Trichotillomania

A Trial of Parent-coached Exposure Therapy for Children With Anxiety Disorders and OCD

Combined Cortical/Subcortical Recording and Stimulation as a Circuit-Oriented Treatment for Obsessive-Compulsive Disorder

Developmental Phenomenology of Obsessive Compulsive Disorder and Tourette Syndrome in Children and Adolescents

Can Computational Measures of Task Performance Predict Psychiatric Symptoms and Changes in Symptom Severity Across Time

Pharmacogenomics of Antidepressant Response in Children and Adolescents

Pilot Study of Ketamine in Adults With Obsessive-Compulsive Disorder (OCD)

Parent-Led Cognitive-Behavioral Teletherapy for Anxiety in Youth With ASD

Web-based Acceptance and Commitment Therapy for Hoarding Disorder

Brief Behavioral Treatment for Anxiety in Young Children

Efficacy Evaluation of a Unified Transdiagnostic Treatment for Anxiety Disorders