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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Obsessive-compulsive Disorder Clear all
Completed Phase 2 Interventional Results available

Inositol in Trichotillomania

NCT01875445
View directory record Official record
Conditions
Trichotillomania, Hair Pulling
Interventions
Inositol, Placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 22, 2023 · Synced Jul 22, 2026, 2:24 PM EDT
Completed Not applicable Interventional Results available

Transcranial Magnetic Stimulation (TMS) in Obsessive Compulsive Disorder (OCD): Mechanisms and Biomarkers

NCT02355002
View directory record Official record
Conditions
Obsessive Compulsive Disorder
Interventions
Transcranial Magnetic Stimulation
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced Jul 22, 2026, 2:24 PM EDT
Recruiting Phase 1 Interventional

Psilocybin Whole Mushroom for the Treatment of Obsessive-compulsive Disorder.

NCT07347405
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Psilocybin 10 mg, Psilocybin 20 mg, Psilocybin 30 mg
Drug
Lead sponsor
Francisco A Moreno
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Jul 22, 2026, 2:24 PM EDT
Not listed No phase listed Observational

Discovering Factors in the Clinical Study Journey of Patients With OCD

NCT05881356
View directory record Official record
Conditions
OCD, Obsessive-Compulsive Disorder
Interventions
Not listed
Lead sponsor
Power Life Sciences Inc.
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 30, 2023 · Synced Jul 22, 2026, 2:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Psychotherapy for Anxiety in Children With Autism Spectrum Disorder

NCT02028247
View directory record Official record
Conditions
Autism Spectrum Disorders, Autism, Asperger's Syndrome, Pervasive Developmental Disability - Not Otherwise Specified, Obsessive-compulsive Disorder, Social Phobia, Generalized Anxiety Disorder, Specific Phobia, Separation Anxiety Disorder
Interventions
Personalized Cognitive-behavioral therapy, Standard Practice Cognitive-behavioral therapy, Treatment as Usual
Behavioral
Lead sponsor
University of South Florida
Other
Eligibility
7 Years to 13 Years
Enrollment
214 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated Nov 14, 2021 · Synced Jul 22, 2026, 2:24 PM 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 4, 2026 · Synced Jul 22, 2026, 2:24 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

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

NCT06705179
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 25, 2024 · Synced Jul 22, 2026, 2:24 PM EDT
Recruiting Phase 2 Interventional

Study of Dextromethorphan in OCD and Related Disorders

NCT04899687
View directory record Official record
Conditions
Obsessive-Compulsive Disorder, Illness Anxiety Disorder, Body Dysmorphic Disorders, Somatic Symptom Disorder
Interventions
Fluoxetine, Dextromethorphan
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Jul 22, 2026, 2:24 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Precision Analytic Research Methods in OCD

NCT07011901
View directory record Official record
Conditions
Obsessive Compulsive Disorder
Interventions
Exposure and Response Prevention
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced Jul 22, 2026, 2:24 PM EDT
Recruiting Not applicable Interventional

Rapid Non-Invasive Brain Stimulation for Hoarding Disorder

NCT06712914
View directory record Official record
Conditions
Hoarding Disorder, Hoarding, Clutter
Interventions
MagPro X100 by MagVenture
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Jul 22, 2026, 2:24 PM EDT
Completed Not applicable Interventional

Online Response Inhibition Training for Trichotillomania

NCT01984333
View directory record Official record
Conditions
Trichotillomania
Interventions
Online cognitive training
Behavioral
Lead sponsor
University of Wisconsin, Milwaukee
Other
Eligibility
8 Years to 17 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 25, 2017 · Synced Jul 22, 2026, 2:24 PM EDT
Not listed Not applicable Interventional

Improving Access to Child Anxiety Treatment

NCT03528109
View directory record Official record
Conditions
Obsessive-Compulsive Disorder, Anxiety Disorders, Pediatric Disorder, Anxiety, OCD, Phobia, Agoraphobia, Generalized Anxiety, Generalized Anxiety Disorder, Selective Mutism, Separation Anxiety, Social Anxiety, Social Anxiety Disorder, Panic Disorder
Interventions
Exposure Therapy
Behavioral
Lead sponsor
Bradley Hospital
Other
Eligibility
5 Years to 18 Years
Enrollment
379 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Riverside, Rhode Island
Source: ClinicalTrials.gov public record
Updated Aug 2, 2022 · Synced Jul 22, 2026, 2:24 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Computer Game, Qualitative, and MEG/EEG Assessment of Serotonergic Psychedelics

NCT06624137
View directory record Official record
Conditions
OCD, Major Depressive Disorder (MDD), Alcohol Use Disorder (AUD), Healthy Volunteer, Migraine, PTSD, PTSD - Post Traumatic Stress Disorder, Addiction, Tobacco Use Disorder, Obsessive Compulsive Disorder (OCD), Opioid Use Disorder
Interventions
Serotonergic Psychedelic, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
2
States / cities
Hamden, Connecticut • West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Jul 22, 2026, 2:24 PM EDT
Not yet recruiting Not applicable Interventional

The Use of a FDA Cleared, Drug-free, Breathing System for Anxiety and Panic Disorders in Children and Teens

NCT02998502
View directory record Official record
Conditions
Anxiety, Panic Disorder
Interventions
Freespira Breathing System
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
9 Years to 17 Years
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 8, 2026 · Synced Jul 22, 2026, 2:24 PM EDT
Recruiting Not applicable Interventional

Helping Adults With Obsessive-Compulsive Disorder Succeed at Work

NCT07124780
View directory record Official record
Conditions
Obsessive-Compulsive Disorder (OCD)
Interventions
Individual Placement and Support (IPS), Standard Vocational Services
Behavioral
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Jul 22, 2026, 2:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Exposure-Focused Family-Based CBT for Youth With ASD and Comorbid Anxiety

NCT01919970
View directory record Official record
Conditions
Autism, Asperger's Syndrome, Pervasive Developmental Disorder Not Otherwise Specified, Generalized Anxiety Disorder, Social Phobia, Separation Anxiety Disorder, Obsessive-compulsive Disorder, Specific Phobia
Interventions
Cognitive Behavioral Therapy, Treatment as usual
Other
Lead sponsor
University of South Florida
Other
Eligibility
6 Years to 12 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated Jun 13, 2019 · Synced Jul 22, 2026, 2:24 PM EDT
Completed Phase 2 Interventional Results available

Memantine in Body Focused Repetitive Behaviors

NCT04792645
View directory record Official record
Conditions
Trichotillomania (Hair-Pulling Disorder), Dermatillomania
Interventions
Placebo, Memantine
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jul 22, 2026, 2:24 PM EDT
Completed Not applicable Interventional Results available

Neuromodulation for Comorbid Hoarding Disorder and Depression

NCT05985356
View directory record Official record
Conditions
Hoarding Disorder, Hoarding, Depression
Interventions
iTBS
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 70 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Jul 22, 2026, 2:24 PM EDT
Completed Not applicable Interventional

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

NCT00690729
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 29, 2010 · Synced Jul 22, 2026, 2:24 PM EDT
Completed Phase 2 Interventional Results available

Pilot Study to Evaluate Escitalopram in Obsessive-compulsive Disorder

NCT00215137
View directory record Official record
Conditions
OCD
Interventions
escitalopram, Placebo ( sugar pill)
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 22, 2014 · Synced Jul 22, 2026, 2:24 PM 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 10, 2022 · Synced Jul 22, 2026, 2:24 PM EDT
Not listed Phase 2 Interventional

Study of Patients With Body Image Issues Treated With 2 Different Behavioral Interventions

NCT01316627
View directory record Official record
Conditions
Body Dysmorphic Disorders
Interventions
Crooked Mirror Externalization Therapy, Mirror Retraining Method
Behavioral
Lead sponsor
Westwood Institute for Anxiety Disorders, Inc
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 15, 2011 · Synced Jul 22, 2026, 2:24 PM EDT
Recruiting Not applicable Interventional

Neurostimulation Versus Therapy for Problems With Emotions

NCT05712057
View directory record Official record
Conditions
Emotion Regulation, Mood Disorders, Stress Disorder, Anxiety Disorders, OCD, Impulse Control Disorder, Eating Disorders, Emotional Dysfunction, Emotional Instability, Emotional Distress, Emotional Maladjustment, Emotional Impulsivity, Obsessive-Compulsive Disorder, Emotion Dysregulation, Borderline Personality Disorder
Interventions
Repetitive Transcranial Magnetic Stimulation (rTMS), electrical scalp stimulation, Cognitive Restructuring, Emotional Awareness Training
Device · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 55 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Jul 22, 2026, 2:24 PM EDT
Terminated Not applicable Interventional

Neuropsychological Profiles of Pediatric Obsessive Compulsive Disorder (OCD)

NCT02160431
View directory record Official record
Conditions
Obsessive Compulsive Disorder (OCD)
Interventions
CBT for pediatric OCD
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
8 Years to 16 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated May 11, 2016 · Synced Jul 22, 2026, 2:24 PM EDT