Not applicableStudy completedNCT02869945What this trial is testingCompensation Mechanisms in Parkinson's DiseaseWho this might be right forParkinson Disease Assistance Publique - Hôpitaux de Paris 50
Post-approval studies (Phase 4)Study completedNCT01980550What this trial is testingAssociation of Functional COMT Val108/Met Polymorphism With Smoking Cessation in Nicotine Replacement TherapyWho this might be right forNicotine Dependence National Institute on Drug Dependence, China 250
Not applicableStudy completedNCT00334009What this trial is testingCatecholamine-O-Methyl-Transferase(COMT)-Polymorphism in Cardiac SurgeryWho this might be right forCardiac Surgery Austin Health 250
Post-approval studies (Phase 4)Study completedNCT02435654What this trial is testing5-HTR2A, DRD2,and COMT Genes Polymorphisms and Olanzapine Plasma Concentration in Treatment of Early-onset SchizophreniaWho this might be right forEarly-onset Schizophrenia Kunming Medical University 128
Post-approval studies (Phase 4)Study completedNCT00373087What this trial is testingCOMT Polymorphism and Entacapone EfficacyWho this might be right forParkinson's Disease Assistance Publique - Hôpitaux de Paris 60
Testing effectiveness (Phase 2)Study completedNCT02634684What this trial is testingPharmacologically-augmented Cognitive Therapies (PACTs) for Schizophrenia.Who this might be right forSchizophrenia University of California, San Diego 82
Not applicableUnknownNCT04815122What this trial is testingCorrelation Between COMT Val158Met Polymorphism and Dopaminergic Transporter Density (DAT) in Obese WomenWho this might be right forObesity University of Sao Paulo 38
Very early researchStudy completedNCT00678730What this trial is testingPharmacogenetics of Cannabinoid ResponseWho this might be right forCOMT Gene Polymorphism Yale University 72
Not applicableStudy completedNCT01570699What this trial is testingVariation of COMT Val158Met Polymorphism Between COM-ON Patients and METHADOSE PatientsWho this might be right forOpioid-related DisordersOpiate DependenceOpiate Addiction+1 more Assistance Publique - Hôpitaux de Paris 87
Not applicableUnknownNCT03845920What this trial is testingMod of Cognitive Flexibility by tDCS, Tyrosine Polymorphisms in the COMT GeneWho this might be right forModulation of Cognitive Flexibility by Transcranial Direct Current Stimulation, Tyrosine Administration and Polymorphisms in the COMT Gene Sheffield Hallam University 32
Not applicableUnknownNCT00773760What this trial is testingMOR and COMT SNP Polymorphism and PainWho this might be right forPain Relief East Tallinn Central Hospital 100