Crick
HomeTrialsGenesDrugs23andMeGraphBlogContact
  • Home
  • Trials
  • Genes
  • Drugs
  • 23andMe
  • Graph
  • Blog
  • Contact
Crick

An open-source clinical intelligence platform. Explore clinical trials, gene networks, and molecular structures using public data sources.

Data Sources

  • ClinicalTrials.gov
  • OpenTargets
  • ClinVar
  • PubChem

Links

  • Contact
  • About
  • Privacy

© 2026 Crick. All rights reserved.

Crick is for educational purposes only. Not medical advice.

Results for “CYP2D6 Polymorphism”

33 trials

Filters

Phase
Early Phase 1
Phase 1
Phase 2
Phase 3
Phase 4
Status
Recruiting
Active, Not Recruiting
Not Yet Recruiting
Completed
Enrolling by Invitation

Showing 20 of 33 results

Not applicableStudy completedNCT04004481
What this trial is testing

Metabolites of Tramadol in the Postoperative Surgical Patients

Who this might be right for
Abdominal SurgeryRespiratory FailureRenal Failure+2 more
Osijek University Hospital 50
Early research (Phase 1)Study completedNCT01289756
What this trial is testing

Influence of Pharmacogenetic Factors, Paroxetine and Clarithromycin on Pharmacokinetics of Clomiphene

Who this might be right for
AnovulationDisorder Due Cytochrome P450 CYP2D6 VariantCytochrome P450 CYP3A Enzyme Deficiency
Robert Bosch Gesellschaft für Medizinische Forschung mbH (RBMF) 20
Post-approval studies (Phase 4)Study completedNCT03076021
What this trial is testing

Effects of Isotretinoin on CYP2D6 Activity

Who this might be right for
CYP2D6 Polymorphism
University of Washington 33
Post-approval studies (Phase 4)Study completedNCT01663077
What this trial is testing

Clozapine Plasma Levels and the Relationship to the Genetic Polymorphism in Shizophrenic Patients

Who this might be right for
Schizophrenia
Tirat Carmel Mental Health Center 20
Early research (Phase 1)UnknownNCT02519400
What this trial is testing

A Genotype Stratification Study for Pharmacokinetics and Pharmacodynamics of Amitriptyline in Healthy Male Subjects

Who this might be right for
Depression
Asan Medical Center 24
Large-scale testing (Phase 3)UnknownNCT03137368
What this trial is testing

Evaluate Exemestane Tablets Combined With Ovarian Function Suppression/Ablation in Treatment of Premenopausal Breast Cancer Patients With CYP2D6*10 Mutations (STEP)

Who this might be right for
CYP2D6 Polymorphism
Cancer Institute and Hospital, Chinese Academy of Medical Sciences 300
Not applicableStudy completedNCT02191358
What this trial is testing

YouScript IMPACT Registry

Who this might be right for
Adverse Drug EventsAdverse Drug ReactionsDrug Interaction Potentiation+10 more
Genelex Corporation 800
Not applicableStudy completedNCT00539422
What this trial is testing

Role of Cytochrome P450 2D6 (CYP2D6) *4 Polymorphism,in Malignant Breast Diseases

Who this might be right for
Breast Cancer
Mansoura University
Early research (Phase 1)Study completedNCT01181505
What this trial is testing

STUDY The Effect of HNF-4A G60D Variant on the In VIVO CYP2D6 Activity By Tolterodine Pharmacokinetic Study

Who this might be right for
Genotype Guided(HNF4a)Healthy Subjects
Inje University 31
Not applicableActive Not RecruitingNCT06814652
What this trial is testing

The Impact of CYP2D6 Polymorphism on Tramadol Pharmacodynamics

Who this might be right for
Post-cesarean PainCYP2D6 PolymorphismTramadol Resistance
Elweyia Maternity Teaching Hospital 40
Not applicableStudy completedNCT06939608
What this trial is testing

Kinetics of Yohimbine in Humans to Explore Sex and CYP2D6 Genotype Interactions

Who this might be right for
Pharmacokinetic Study in Healthy Volunteers
University Medicine Greifswald 36
Not applicableStudy completedNCT00717015
What this trial is testing

Tamoxifen Pharmacokinetics and CYP2D6 Polymorphisms in Asian Women With Hormone Receptor Positive Breast Cancer

Who this might be right for
Breast Cancer
National University Hospital, Singapore
Not applicableLooking for participantsNCT07078227
What this trial is testing

Long-term Follow-up of Depressive Disorders in Psychiatric Care

Who this might be right for
DepressionPsychiatric DiagnosisPersonality Disorders+3 more
Region Skane 415
Early research (Phase 1)Study completedNCT02286934
What this trial is testing

Cytochrome P450 2D6 Genotype on the Clinical Effect of Carvedilol

Who this might be right for
Healthy
Seoul National University Hospital 24
Not applicableStudy completedNCT03349320
What this trial is testing

Response to Donepezil, Drug Plasma Concentration and the CYP2D6 and APOE Genetic Polymorphisms

Who this might be right for
Late Onset Alzheimer Disease
Federal University of Minas Gerais 37
Not applicableStudy completedNCT01169792
What this trial is testing

Study of Cytochrome P450 Polymorphisms (CYP2D6, CYP3A4/5 and CYP2C19) in Breast Cancer Patients

Who this might be right for
Breast NeoplasmsSurvival AnalysisAntineoplastic Agents+1 more
Yonsei University
Not applicableUnknownNCT04249674
What this trial is testing

Impact of CYP2D6 Genetic Polymorphisms on the Vulnerability to Drug-drug Interactions With Tramadol

Who this might be right for
InteractionPain
University Hospital, Geneva 172
Not applicableStudy completedNCT01075802
What this trial is testing

Study of Tamoxifen Dose Escalation in Breast Cancer Patients With CYP2D6 Polymorphisms

Who this might be right for
Breast CancerCYP2D6 Polymorphism
Western Sydney Local Health District 121
Not applicableStudy completedNCT01847729
What this trial is testing

OPAL: "Opiates and PhArmacoLogy"

Who this might be right for
Substance Use Disorder
Nantes University Hospital 263
Not applicableStudy completedNCT01050400
What this trial is testing

CYP2D6 Screening for Adverse Drug Reactions to Codeine in Breast Milk

Who this might be right for
Cytochrome P450 2D6 Ultra-rapid Metabolism
London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's 330
Load More Results