Early research (Phase 1)Study completedNCT03117660What this trial is testingEffects of Retinoids on CYP2D6 Activity During PregnancyWho this might be right forCYP2D6 Polymorphism University of Washington 82
Not applicableStudy completedNCT03054220What this trial is testingImpact of Genetic Polymorphism on Drug-Drug Interactions Involving CYP2D6Who this might be right forHealthy Jules Desmeules 34
Not applicableStudy completedNCT03859622What this trial is testingCYP2D6 Polymorphism in Patients of General Practice in AustriaWho this might be right forDisorder Due Cytochrome P450 CYP2D6 Variant Karl Landsteiner Institute for Systematics in General Medicine 289
Not applicableStudy completedNCT00539422What this trial is testingRole of Cytochrome P450 2D6 (CYP2D6) *4 Polymorphism,in Malignant Breast DiseasesWho this might be right forBreast Cancer Mansoura University
Not applicableStudy completedNCT06939608What this trial is testingKinetics of Yohimbine in Humans to Explore Sex and CYP2D6 Genotype InteractionsWho this might be right forPharmacokinetic Study in Healthy Volunteers University Medicine Greifswald 36
Not applicableActive Not RecruitingNCT06814652What this trial is testingThe Impact of CYP2D6 Polymorphism on Tramadol PharmacodynamicsWho this might be right forPost-cesarean PainCYP2D6 PolymorphismTramadol Resistance Elweyia Maternity Teaching Hospital 40
Not applicableStudy completedNCT01050400What this trial is testingCYP2D6 Screening for Adverse Drug Reactions to Codeine in Breast MilkWho this might be right forCytochrome P450 2D6 Ultra-rapid Metabolism London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's 330
Not applicableStudy completedNCT03349320What this trial is testingResponse to Donepezil, Drug Plasma Concentration and the CYP2D6 and APOE Genetic PolymorphismsWho this might be right forLate Onset Alzheimer Disease Federal University of Minas Gerais 37
Early research (Phase 1)Study completedNCT01289756What this trial is testingInfluence of Pharmacogenetic Factors, Paroxetine and Clarithromycin on Pharmacokinetics of ClomipheneWho this might be right forAnovulationDisorder Due Cytochrome P450 CYP2D6 VariantCytochrome P450 CYP3A Enzyme Deficiency Robert Bosch Gesellschaft für Medizinische Forschung mbH (RBMF) 20
Post-approval studies (Phase 4)Study completedNCT03076021What this trial is testingEffects of Isotretinoin on CYP2D6 ActivityWho this might be right forCYP2D6 Polymorphism University of Washington 33
Early research (Phase 1)Ended earlyNCT01289938What this trial is testingPharmacogenetic Factors and Side Effects of Metoclopramide and DiphenhydramineWho this might be right forDrug Metabolism, Poor, CYP2D6-RELATED Matthias Schwab 49
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
Early research (Phase 1)Study completedNCT01447472What this trial is testing-Methylenedioxymethamphetamine (MDMA, Ecstasy) Induced Changes in Drug Metabolism: Gender and Genetic PolymorphismsWho this might be right forMetabolismInteraction Parc de Salut Mar 27
Testing effectiveness (Phase 2)Ended earlyNCT00532454What this trial is testingEvaluation of the Association Between CYP2D6 Genetic Polymorphisms and the Treatment Effect of TamoxifenWho this might be right forBreast CancerMetastatic Disease National Cancer Center, Korea 21
Not applicableUnknownNCT04228315What this trial is testingBiomarkers of P. Vivax RelapseWho this might be right forMalariaVivax MalariaRelapse+1 more Armed Forces Research Institute of Medical Sciences, Thailand 100
Not applicableStudy completedNCT01169792What this trial is testingStudy of Cytochrome P450 Polymorphisms (CYP2D6, CYP3A4/5 and CYP2C19) in Breast Cancer PatientsWho this might be right forBreast NeoplasmsSurvival AnalysisAntineoplastic Agents+1 more Yonsei University
Not applicableStudy completedNCT02664350What this trial is testingPrecision Medicine Guided Treatment for Cancer PainWho this might be right forPainCYP2D6 Polymorphism University of Florida 63
Not applicableStudy completedNCT02191358What this trial is testingYouScript IMPACT RegistryWho this might be right forAdverse Drug EventsAdverse Drug ReactionsDrug Interaction Potentiation+10 more Genelex Corporation 800
Not applicableUnknownNCT04249674What this trial is testingImpact of CYP2D6 Genetic Polymorphisms on the Vulnerability to Drug-drug Interactions With TramadolWho this might be right forInteractionPain University Hospital, Geneva 172
Early research (Phase 1)UnknownNCT02519400What this trial is testingA Genotype Stratification Study for Pharmacokinetics and Pharmacodynamics of Amitriptyline in Healthy Male SubjectsWho this might be right forDepression Asan Medical Center 24