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ClinicalTrials.gov public records Last synced Oct 22, 2026, 6:48 AM EDT

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Showing 1–24 of 182 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Polymorphism, Genetic Clear all
Completed No phase listed Observational

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

NCT00900744
View directory record Official record
Conditions
Breast Cancer
Interventions
Tamoxifen
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 25, 2017 · Synced Oct 22, 2026, 6:48 AM EDT
Active, not recruiting Phase 2Phase 3 Interventional

Bioequivalence ANDA SNP Clinical Study - Raloxifene and Single Nucleotide Polymorphisms

NCT06062810
View directory record Official record
Conditions
Breast Cancer
Interventions
Raloxifene - Usual, Raloxifene - Study
Drug
Lead sponsor
Han Xu, M.D., Ph.D., FAPCR, Sponsor-Investigator, IRB Chair
Industry
Eligibility
24 Years to 64 Years · Female only
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Oct 22, 2026, 6:48 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Genetic Characterization of Movement Disorders and Dementias

NCT02014246
View directory record Official record
Conditions
Dementia, Movement Disorder
Interventions
Not listed
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
18 Years to 120 Years
Enrollment
12,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2059
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 22, 2026, 6:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Risk Evaluation and Education for Alzheimer's Disease

NCT00571025
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
APOE Disclosure
Behavioral
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years to 85 Years
Enrollment
301 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2004
U.S. locations
3
States / cities
Boston, Massachusetts • New York, New York • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 23, 2009 · Synced Oct 22, 2026, 6:48 AM EDT
Completed No phase listed Observational

International Guillain-Barré Syndrome Outcome Study

NCT01582763
View directory record Official record
Conditions
Guillain-Barré Syndrome, Miller Fisher Syndrome
Interventions
Not listed
Lead sponsor
Erasmus Medical Center
Other
Eligibility
Not listed
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2024
U.S. locations
26
States / cities
Phoenix, Arizona • Orange, California • New Haven, Connecticut + 19 more
Source: ClinicalTrials.gov public record
Updated Dec 12, 2024 · Synced Oct 22, 2026, 6:48 AM EDT
Completed No phase listed Observational

Genetic Risk Assessment of Defibrillator Events

NCT02045043
View directory record Official record
Conditions
Sudden Cardiac Death, Arrhythmias, Congestive Heart Failure, Cardiomyopathy
Interventions
Not listed
Lead sponsor
University of Iowa
Other
Eligibility
18 Years and older
Enrollment
1,807 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2012
U.S. locations
6
States / cities
Atlanta, Georgia • Boston, Massachusetts • Columbus, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 24, 2014 · Synced Oct 22, 2026, 6:48 AM EDT
Completed Not applicable Interventional

Genetic Determinations for Side Effects and Response Rate for Patients Receiving Chemotherapy With Diffuse Large Cell Lymphoma

NCT00590941
View directory record Official record
Conditions
Lymphoma, Diffuse Large Cell
Interventions
Blood draw
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 16, 2013 · Synced Oct 22, 2026, 6:48 AM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Naproxen Pharmacogenetic Study (Project 1, Aim 2)

NCT04449471
View directory record Official record
Conditions
Pharmacogenetics
Interventions
Naproxen tablet
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 29, 2020 · Synced Oct 22, 2026, 6:48 AM EDT
Completed No phase listed Observational

Tacrolimus in Allogeneic Hematopoietic Stem Cell Transplant (HCT)

NCT04645667
View directory record Official record
Conditions
Acute GVHD
Interventions
Tacrolimus
Drug
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 17, 2023 · Synced Oct 22, 2026, 6:48 AM EDT
Completed No phase listed Observational

Association of Genes to Resistance to Weight Loss in Obese Patients

NCT00858221
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 20, 2009 · Synced Oct 22, 2026, 6:48 AM EDT
Terminated Phase 4 Interventional Results available

Examining Genetic Influence on Response to Beta-Blocker Medications in People With Type 2 Diabetes

NCT00925119
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Atenolol
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
21 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 26, 2019 · Synced Oct 22, 2026, 6:48 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Assessing Inherited Markers of Metabolic Syndrome in the Young

NCT00966407
View directory record Official record
Conditions
Metabolic Syndrome, Diabetes Mellitus, Type 2, Obesity
Interventions
Not listed
Lead sponsor
Eric Hoffman
Other
Eligibility
18 Years to 35 Years
Enrollment
700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2016
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 9, 2017 · Synced Oct 22, 2026, 6:48 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Role of Genetic Factors in the Development of Lung Disease

NCT00001532
View directory record Official record
Conditions
Cystic Fibrosis, Pulmonary Fibrosis, Tuberous Sclerosis, Asthma, Pulmonary Sarcoidosis
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
2 Years to 90 Years
Enrollment
3,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1996
U.S. locations
2
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 22, 2026, 6:48 AM EDT
Completed No phase listed Observational

Understanding the Genetic and Hereditary Basis of Atherosclerosis

NCT00344292
View directory record Official record
Conditions
Atherosclerosis, Cardiovascular Diseases
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
15 Years to 34 Years
Enrollment
2,763 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
4
States / cities
Los Angeles, California • New Orleans, Louisiana • Houston, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 8, 2017 · Synced Oct 22, 2026, 6:48 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Polymorphic Effects of Cytochrome P450 3A5 on Pharmacokinetics of Maraviroc and Its Metabolites

NCT01980329
View directory record Official record
Conditions
Cytochrome P450 CYP3A5 Enzyme Polymorphism, Healthy Subjects, Pharmacokinetics of Maraviroc
Interventions
Maraviroc
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 6, 2015 · Synced Oct 22, 2026, 6:48 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of Inherited Changes of Receptors Located on Blood Vessels

NCT00001741
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Losartan
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 22, 2026, 6:48 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

A to Z Study Follow-up: Collection of DNA Data From Buccal Swabs

NCT00866151
View directory record Official record
Conditions
Weight Management, Diet Conditions, Dietary Recommendations, Overweight Management, Obesity
Interventions
Not listed
Lead sponsor
Interleukin Genetics, Inc.
Industry
Eligibility
25 Years to 50 Years · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 20, 2009 · Synced Oct 22, 2026, 6:48 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Pharmacogenetics of Cannabinoid Response

NCT00678730
View directory record Official record
Conditions
COMT Gene Polymorphism
Interventions
delta 9 tetrahydrocannabinol
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2014
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 9, 2022 · Synced Oct 22, 2026, 6:48 AM EDT
Completed No phase listed Observational

Patient Controlled Analgesia Pharmacogenetic Study

NCT01731873
View directory record Official record
Conditions
Pain
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Up to 18 Years
Enrollment
182 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 3, 2020 · Synced Oct 22, 2026, 6:48 AM EDT
Completed No phase listed Observational

The Fibrosis-Lymphedema Continuum in Head and Neck Cancer

NCT01187173
View directory record Official record
Conditions
Head and Neck Neoplasms, Fibrosis, Lymphedema, Biomarkers, Polymorphism, Genetic, Depression
Interventions
Not listed
Lead sponsor
Vanderbilt University
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 10, 2017 · Synced Oct 22, 2026, 6:48 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Pharmacologically-augmented Cognitive Therapies (PACTs) for Schizophrenia.

NCT02634684
View directory record Official record
Conditions
Schizophrenia
Interventions
Dextroamphetamine, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 55 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 17, 2021 · Synced Oct 22, 2026, 6:48 AM EDT
Recruiting No phase listed Observational

Genetic Polymorphisms in Idiopathic Pulmonary Fibrosis (IPF)

NCT00258570
View directory record Official record
Conditions
Pulmonary Fibrosis
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2035
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 22, 2026, 6:48 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Functional Implications of TNF

NCT00729131
View directory record Official record
Conditions
Bronchitis
Interventions
Etanercept inhibition of ozone-induced airway hyper-responsiveness.
Drug
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 35 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 29, 2014 · Synced Oct 22, 2026, 6:48 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

A Model for Genetic Susceptibility: Melanoma

NCT00591500
View directory record Official record
Conditions
Melanoma, Skin Cancer
Interventions
Questionnaire
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
Not listed
Enrollment
4,082 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Oct 22, 2026, 6:48 AM EDT