Testing effectiveness (Phase 2)Study completedNCT00374244What this trial is testingEfficacy of Pimozide Augmentation for Clozapine Partial ResponseWho this might be right forSchizophrenia Yale University 28
Large-scale testing (Phase 3)Ended earlyNCT00216281What this trial is testingEfficacy and Safety Study of Clozapine Augmented by Atomoxetine Versus Clozapine Augmented by Placebo in Patients With Chronic Resistant SchizophreniaWho this might be right forSchizophrenia Indiana University 126
Post-approval studies (Phase 4)Ended earlyNCT00169039What this trial is testingClozapine Versus Chlorpromazine for Treatment-Unresponsive SchizophreniaWho this might be right forSchizophrenia Harvard Medical School (HMS and HSDM) 66
Very early researchStudy completedNCT06906224What this trial is testingEffects of Buspirone Combined With ClozapineWho this might be right forSchizophrenia Chuanfu Song 46
Not applicableStudy completedNCT00345982What this trial is testingAugmenting Clozapine With Sertindole - SERCLOZWho this might be right forSchizophrenia University of Aarhus 50
Large-scale testing (Phase 3)Looking for participantsNCT03094429What this trial is testingAn Adaptive Phase II/III, Two-Part, Double-Blind, Randomized, Placebo-controlled, Dose-Finding, Multi-center Study of the Safety and Efficacy of NaBen®, as an Add-on Therapy With Clozapine, for Residual Symptoms of Refractory Schizophrenia in AdultsWho this might be right forRefractory Schizophrenia SyneuRx International (Taiwan) Corp 287
Post-approval studies (Phase 4)Study completedNCT01105481What this trial is testingAmisulpride Augmentation Therapy for Clozapine-resistant Schizophrenic PatientsWho this might be right forTreatment-resistant Schizophrenia National Health Research Institutes, Taiwan 273
Post-approval studies (Phase 4)Study completedNCT02124811What this trial is testingMinocycline Augmentation to ClozapineWho this might be right forSchizophreniaSchizoaffective Disorder Emory University 10
Post-approval studies (Phase 4)UnknownNCT00395915What this trial is testingRandomized Evaluation of the Effectiveness of Clozapine and Aripiprazole Versus Clozapine and Haloperidol in the Treatment of SchizophreniaWho this might be right forSchizophrenia Universita di Verona 106
Not applicableUnknownNCT01300637What this trial is testingEffects of Adjunctive Metformin on Metabolic Profiles in Clozapine-treated Schizophrenic PatientsWho this might be right forObesityMetabolic SyndromeSchizophrenia Taipei Medical University WanFang Hospital 60
Very early researchNot Yet RecruitingNCT07085195What this trial is testingA Clinical Study of the Safety and Efficacy of Chemogenetics Therapy in the Treatment of Parkinson's DiseaseWho this might be right forParkinson Disease (PD)Gene TherapySafety and Efficacy+1 more Ruijin Hospital 6
Very early researchNot Yet RecruitingNCT07533591What this trial is testingClinical Study of Chemogenetic Gene Therapy With AAV for Parkinson's Disease Using Stereotactic Surgery in the Subthalamic NucleusWho this might be right forParkinson's Disease (PD) Second Affiliated Hospital, School of Medicine, Zhejiang University 6
Post-approval studies (Phase 4)WithdrawnNCT02213887What this trial is testingStudy of the Effects of Pantoprazole on Levels of Prescribed Psychiatric MedicationsWho this might be right forPsychotic DisordersGastroesophageal Reflux University of British Columbia
Large-scale testing (Phase 3)Study completedNCT00534573What this trial is testingBenzamide Derivates as Treatment of Clozapine-induced HypersalivationWho this might be right forClozapine-induced Hypersalivation Beersheva Mental Health Center 54
Post-approval studies (Phase 4)Study completedNCT01663077What this trial is testingClozapine Plasma Levels and the Relationship to the Genetic Polymorphism in Shizophrenic PatientsWho this might be right forSchizophrenia Tirat Carmel Mental Health Center 20
Not applicableUnknownNCT02159001What this trial is testingElectroconvulsive Therapy in Clozapine-resistant SchizophreniaWho this might be right forSchizophreniaSchizoaffective Disorder Niuvanniemi Hospital 20
Early research (Phase 1)Study completedNCT01654601What this trial is testingCompare the Pharmacokinetics Profile of DWCZP Tablet 100mg and Clozaril® Tablet 100mgWho this might be right forSchizophrenia Dong Wha Pharmaceutical Co. Ltd. 28
Not applicableUnknownNCT03996122What this trial is testingResearch of Anatomo-functional Biomarkers in SchizophreniaWho this might be right forSchizophrenia University Hospital, Caen 15
Post-approval studies (Phase 4)Study completedNCT00056498What this trial is testingRisperidone Treatment in Schizophrenia Patients Who Are Currently Taking ClozapineWho this might be right forSchizophrenia University of Maryland, Baltimore 65
Large-scale testing (Phase 3)Study completedNCT00649844What this trial is testingA Study Comparing the Efficacy and Tolerability of Ziprasidone vs. Clozapine for the Treatment of Schizophrenia in Patients Who Continue to Have Symptoms on or Cannot Tolerate Other Antipsychotic DrugsWho this might be right forSchizophrenia Pfizer's Upjohn has merged with Mylan to form Viatris Inc. 147