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ClinicalTrials.gov public records Last synced Nov 4, 2026, 7:20 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 250 matching trials from the live ClinicalTrials.gov search.

Filters: Condition: Polymorphism Clear all

Conditions: Embolism and Thrombosis, Embolism, Vascular Diseases, Warfarin, Venous Thromboembolism, Thrombosis, Thromboembolism
Interventions: CYP 2C9 and VKORC1 Testing for Warfarin; Other
Lead sponsor: Medco Health Solutions, Inc.; Industry
Eligibility: 40 Years to 75 Years
Enrollment: 1,635 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2010
U.S. locations: 1
States / cities: Franklin Lakes, New Jersey

Conditions: Lung Transplantation Rejection
Interventions: Not listed
Lead sponsor: National Institute of Environmental Health Sciences (NIEHS); NIH
Eligibility: 18 Years to 80 Years
Enrollment: 400 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2005 – 2007
U.S. locations: 2
States / cities: Durham, North Carolina • Research Triangle Park, North Carolina

Conditions: Obesity, Metabolic Syndrome, Dyslipidemia
Interventions: Not listed
Lead sponsor: Interleukin Genetics, Inc.; Industry
Eligibility: 21 Years to 70 Years
Enrollment: 824 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2008 – 2009
U.S. locations: 1
States / cities: Danville, Pennsylvania

Conditions: Diabetes
Interventions: GLP-1; Drug
Lead sponsor: Mayo Clinic; Other
Eligibility: 18 Years to 40 Years
Enrollment: 88 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2007 – 2010
U.S. locations: 1
States / cities: Rochester, Minnesota

Conditions: Infections
Interventions: Not listed
Lead sponsor: Memorial Sloan Kettering Cancer Center; Other
Eligibility: Not listed
Enrollment: 319 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2003 – 2011
U.S. locations: 1
States / cities: New York, New York

Conditions: Status Asthmaticus
Interventions: Blood draw; Procedure
Lead sponsor: Connecticut Children's Medical Center; Other
Eligibility: 2 Years to 18 Years
Enrollment: 126 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2005 – 2009
U.S. locations: 1
States / cities: Hartford, Connecticut

Conditions: Colorectal Cancer
Interventions: Magnesium glycinate, Placebo; Dietary Supplement
Lead sponsor: Vanderbilt University Medical Center; Other
Eligibility: 40 Years to 85 Years
Enrollment: 250 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2011 – 2025
U.S. locations: 1
States / cities: Nashville, Tennessee

Conditions: Asthma
Interventions: Not listed
Lead sponsor: Connecticut Children's Medical Center; Other
Eligibility: 4 Years to 18 Years
Enrollment: 193 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2009 – 2018
U.S. locations: 1
States / cities: Hartford, Connecticut

Conditions: Obesity, Healthy Volunteers
Interventions: Not listed
Lead sponsor: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD); NIH
Eligibility: 18 Years to 55 Years
Enrollment: 88 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2013 – 2021
U.S. locations: 1
States / cities: Bethesda, Maryland

Conditions: Efavirenz, Metabolism and Pharmacokinetics Changes
Interventions: Efavirenz, voriconazole; Drug
Lead sponsor: Indiana University; Other
Eligibility: 18 Years to 55 Years
Enrollment: 61 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2010 – 2013
U.S. locations: 1
States / cities: Indianapolis, Indiana

Conditions: Lung Transplant, Chronic Allograft Rejection
Interventions: Not listed
Lead sponsor: National Institute of Environmental Health Sciences (NIEHS); NIH
Eligibility: 18 Years to 80 Years
Enrollment: 120 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2005 – 2007
U.S. locations: 2
States / cities: Durham, North Carolina • Research Triangle Park, North Carolina

Conditions: Alcohol Drinking
Interventions: Alcohol (Oral), Alcohol (IV), Alcohol (Ethanol); Drug
Lead sponsor: National Institute on Alcohol Abuse and Alcoholism (NIAAA); NIH
Eligibility: 21 Years to 60 Years
Enrollment: 128 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2019 – 2026
U.S. locations: 1
States / cities: Bethesda, Maryland

Conditions: AIDS
Interventions: Not listed
Lead sponsor: National Cancer Institute (NCI); NIH
Eligibility: 13 Years to 100 Years
Enrollment: 2,232 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2004 – 2021
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Healthy Volunteers
Interventions: ketamine; Drug
Lead sponsor: Washington University School of Medicine; Other
Eligibility: 18 Years to 50 Years
Enrollment: 30 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2013 – 2017
U.S. locations: 1
States / cities: St Louis, Missouri

Conditions: Healthy
Interventions: Cranberry juice; Other
Lead sponsor: University of Florida; Other
Eligibility: 21 Years to 65 Years · Female only
Enrollment: 55 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2026
U.S. locations: 1
States / cities: Gainesville, Florida

Conditions: Genetics, Skin Aging
Interventions: Topical Anti Aging Cream; Other
Lead sponsor: HelicalCodeMD; Industry
Eligibility: 21 Years and older
Enrollment: 156 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2022
U.S. locations: 1
States / cities: Laguna Hills, California

Conditions: Type 2 Diabetes Mellitus, Periodontal Disease
Interventions: Periodontal Scaling and root planing; Procedure
Lead sponsor: The University of Texas Health Science Center, Houston; Other
Eligibility: 18 Years and older
Enrollment: 134 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2012
U.S. locations: 1
States / cities: Houston, Texas

Conditions: Cryptococcosis
Interventions: Not listed
Lead sponsor: National Cancer Institute (NCI); NIH
Eligibility: Not listed
Enrollment: 300 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: Started 1998
U.S. locations: 1
States / cities: Birmingham, Alabama

Conditions: Catecholaminergic Polymorphic Ventricular Tachycardia Type 1
Interventions: S48168 (ARM210), Matching Placebo; Drug
Lead sponsor: RyCarma Therapeutics, Inc.; Industry
Eligibility: 18 Years to 65 Years
Enrollment: 8 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2024
U.S. locations: 1
States / cities: Rochester, Minnesota

Conditions: Genetic Polymorphism
Interventions: Not listed
Lead sponsor: Vanderbilt University; Other
Eligibility: 18 Years to 70 Years
Enrollment: 475 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2006 – 2010
U.S. locations: 1
States / cities: Nashville, Tennessee

Conditions: Polymorphism, Lung Inflammation
Interventions: Not listed
Lead sponsor: National Institute of Environmental Health Sciences (NIEHS); NIH
Eligibility: 18 Years to 65 Years
Enrollment: 20 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2023
U.S. locations: 1
States / cities: Research Triangle Park, North Carolina

Conditions: Prostate
Interventions: Not listed
Lead sponsor: National Cancer Institute (NCI); NIH
Eligibility: 18 Years to 100 Years · Male only
Enrollment: 553 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 1999 – 2020
U.S. locations: 6
States / cities: San Francisco, California • Washington D.C., District of Columbia • Lanham, Maryland + 2 more

Conditions: Glucose Homeostasis, Protein Metabolism, Lipid Metabolism, Respiratory Function, Connective Tissue Metabolism
Interventions: Not listed
Lead sponsor: National Institute of Environmental Health Sciences (NIEHS); NIH
Eligibility: 18 Years to 100 Years
Enrollment: 278 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2010 – 2019
U.S. locations: 1
States / cities: Research Triangle Park, North Carolina

Conditions: Bipolar Disorder
Interventions: Not listed
Lead sponsor: National Institute of Mental Health (NIMH); NIH
Eligibility: 18 Years to 100 Years
Enrollment: 4,210 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: Started 1994
U.S. locations: 1
States / cities: Bethesda, Maryland

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The Clinical and Economic Impact of Pharmacogenomic Testing of Warfarin Therapy in Typical Community Practice Settings

Prospective Lung Transplant Database for Genetic Research

Association of Genes to Resistance to Weight Loss in Obese Patients

GLP1R Polymorphisms and Response to GLP1

The Role of Genetic Polymorphisms in Innate Immune Response Genes in Susceptibility to Infections

B2-Adrenergic Receptor Polymorphisms

Precision-Based Magnesium Trial

The Genetics of Severe Asthma in Children

Fat Metabolism and Melanocortin 3 Receptors in African Americans

Determine the Effects of Gene Differences and Voriconazole on Enzyme CYP2B6 Activity in the Liver in Healthy Volunteers

Mechanisms of Lung Allograft Rejection

Nicotinic Receptor Genetic Variation and Alcohol Reward

The Effects of Genetic Differences Among AIDS Patients on Cytomegalovirus Retinitis

CYP2B6 Polymorphisms in Ketamine

American Cranberries to Prevent UTIs in Susceptible Women

Relationship of Skin Related SNP to Topical Skin Care Product

The Effect of Non-Surgical Periodontal Therapy on Glycemic Control and Bacterial Levels in a Mexican-American Population With Type 2 Diabetes

Evaluation of the Association of Polymorphisms in the Innate Immune System With the Risk for Cryptococcus Neoformans Infection in Patients Not Infected With HIV and Complications Associated With Cryptococcus Neoformans Infection

Treatment of an Inherited Ventricular Arrhythmia

The Role of Platelet Surface α2β1 Integrin Expression as a Risk Factor in Thrombotic and/or Bleeding Complications

Cytochrome P450 Epoxygenase Pathway Regulation of Macrophage Function

Intraprostatic Androgenicity in Relation to Circulating Levels of Hormones and Polymorphisms of Hormone-Related Genes: A Methodologic Study

The Role of Glucocorticoid Receptor SNPs in Receptor Function and Metabolic Disease

Evaluation of the Genetics of Bipolar Disorder