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
  • Privacy

© 2026 Crick. All rights reserved.

Crick is for educational purposes only. Not medical advice.

Results for “CYP2D6 Polymorphism”

34 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 34 results

Early research (Phase 1)Study completedNCT01447472
What this trial is testing

-Methylenedioxymethamphetamine (MDMA, Ecstasy) Induced Changes in Drug Metabolism: Gender and Genetic Polymorphisms

Who this might be right for
MetabolismInteraction
Parc de Salut Mar 27
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
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
Testing effectiveness (Phase 2)Study completedNCT01220076
What this trial is testing

Biological Response to Tamoxifen (TAM) in Patients With Breast Cancer Non Metastatic RH+

Who this might be right for
Non Metastatic Breast Cancer
Institut Cancerologie de l'Ouest 140
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 applicableUnknownNCT04228315
What this trial is testing

Biomarkers of P. Vivax Relapse

Who this might be right for
MalariaVivax MalariaRelapse+1 more
Armed Forces Research Institute of Medical Sciences, Thailand 100
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
Not applicableStudy completedNCT00900744
What this trial is testing

A Pilot Study of Varying Doses of Tamoxifen in the Setting of Genetic Polymorphisms of CYP2D6

Who this might be right for
Breast Cancer
Icahn School of Medicine at Mount Sinai 121
Not applicableStudy completedNCT02664350
What this trial is testing

Precision Medicine Guided Treatment for Cancer Pain

Who this might be right for
PainCYP2D6 Polymorphism
University of Florida 63
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
Not applicableUnknownNCT01503645
What this trial is testing

Chinese Herb Nephropathy Epidemiology and Association With CYP2D6, CYP2C19, PXR, or MDR1 Polymorphism

Who this might be right for
Kidney Diseases
National Taiwan University Hospital 200
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 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 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 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
Early research (Phase 1)Ended earlyNCT01289938
What this trial is testing

Pharmacogenetic Factors and Side Effects of Metoclopramide and Diphenhydramine

Who this might be right for
Drug Metabolism, Poor, CYP2D6-RELATED
Matthias Schwab 49
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
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
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
Testing effectiveness (Phase 2)Ended earlyNCT00532454
What this trial is testing

Evaluation of the Association Between CYP2D6 Genetic Polymorphisms and the Treatment Effect of Tamoxifen

Who this might be right for
Breast CancerMetastatic Disease
National Cancer Center, Korea 21
Next Page