Large-scale testing (Phase 3)Study completedNCT03348930What this trial is testingTolcapone in Obsessive Compulsive DisorderWho this might be right forObsessive-Compulsive Disorder University of Chicago 20
Testing effectiveness (Phase 2)Ended earlyNCT02234011What this trial is testingA Trial of Intranasal Ketamine for the Treatment of Obsessive-Compulsive DisorderWho this might be right forObsessive-Compulsive Disorder Mclean Hospital 1
Not applicableUnknownNCT06202677What this trial is testingEffectiveness of a Self-guided Mobile Application in Improving Obsessive Compulsive Disorder SymptomsWho this might be right forObsessive-Compulsive Disorder National University of Singapore 225
Not applicableStudy completedNCT01947647What this trial is testingTransdiagnostic Psychotherapy for Veterans With Mood and Anxiety DisordersWho this might be right forMajor Depressive DisorderPersistent Depressive DisorderPosttraumatic Stress Disorder+5 more VA Office of Research and Development 105
Testing effectiveness (Phase 2)Study completedNCT00740909What this trial is testingCognitive Behavioral Therapy for TrichotillomaniaWho this might be right forTrichotillomania Massachusetts General Hospital 38
Not applicableStudy completedNCT01172873What this trial is testingD-Cycloserine Augmentation to CBT With Exposure and Response Prevention in Adults and Adolescents With OCDWho this might be right forObsessive Compulsive Disorder New York State Psychiatric Institute 16
Testing effectiveness (Phase 2)UnknownNCT04673578What this trial is testingAdjunctive Celecoxib in Childhood-onset OCD StudyWho this might be right forObsessive-Compulsive DisorderPediatric Psychiatric Disorder University of British Columbia 80
Not applicableStudy completedNCT02635178What this trial is testingBrief Anxiety Sensitivity Treatment for Obsessive Compulsive SymptomsWho this might be right forObsessive-Compulsive Disorder and Symptoms Florida State University 72
Not applicableStudy completedNCT00525226What this trial is testingEvaluating the Effects of Stress in PregnancyWho this might be right forDepressionPanic DisorderGeneralized Anxiety Disorder+2 more Emory University 1,431
Testing effectiveness (Phase 2)Looking for participantsNCT07728994What this trial is testingSONATA LIFU for OCDWho this might be right forObsessive Compulsive Disorder University of Pennsylvania 40
Not applicableUnknownNCT06177470What this trial is testingEffectiveness of Accelerated Deep TMS in OCDWho this might be right forObsessive-Compulsive Disorder Pamukkale University 30
Testing effectiveness (Phase 2)Not Yet RecruitingNCT07282769What this trial is testingSemaglutide (Wegovy) Treatment for TrichotillomaniaWho this might be right forTrichotillomania (Hair-Pulling Disorder)TrichotillomaniaHair Pulling Disorder+2 more University of Chicago 10
Not applicableUnknownNCT02602886What this trial is testingExposure and Response Prevention Therapy for Obsessive-compulsive DisorderWho this might be right forObsessive-Compulsive Disorder Ruijin Hospital 48
Not applicableLooking for participantsNCT06542224What this trial is testingIdentifying Local Field Potential Biomarkers for Obsessive-compulsive Disorder Treatment With Deep Brain StimulationWho this might be right forObsessive-Compulsive Disorder West China Hospital 16
Not applicableEnded earlyNCT00211822What this trial is testingFunctional Magnetic Resonance Imaging (fMRI) Studies in Pathological Gambling (PG) and Obsessive-Compulsive Disorder (OCD)Who this might be right forPathological GamblingObsessive Compulsive Disorder Icahn School of Medicine at Mount Sinai 57
Not applicableLooking for participantsNCT02773082What this trial is testingDBS for Obsessive-Compulsive DisorderWho this might be right forObsessive-Compulsive Disorder (OCD) Northwell Health 50
Not applicableStudy completedNCT00234689What this trial is testingEfficacy of Naltrexone Treatment as Augmentation to SSRI in OCD PatientsWho this might be right forObsessive Compulsive Disorder Sheba Medical Center
Not applicableStudy completedNCT02743715What this trial is testingTranscranial Direct Current Stimulation (tDCS) for Treatment-Resistant Obsessive-Compulsive Disorder (FRONT)Who this might be right forObsessive-Compulsive Disorder University of Sao Paulo 44
Not applicableStudy completedNCT00001771What this trial is testingI-123 Brain Studies of Serotonin Metabolism in Psychiatric Patients and Normal VolunteersWho this might be right forHealthyMental DisorderObsessive Compulsive Disorder+2 more National Institute of Mental Health (NIMH) 112
Not applicableActive Not RecruitingNCT03511534What this trial is testingOpen/Aftercare Treatment for Participants Diagnosed With Obsessive Compulsive DisorderWho this might be right forOCD Stanford University 200