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ClinicalTrials.gov public records Last synced Oct 17, 2026, 5:35 PM EDT

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Showing 97–120 of 182 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Genetic Polymorphism Clear all
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 17, 2026, 5:35 PM EDT
Completed No phase listed Observational

The Effects of Genetic Differences Among AIDS Patients on Cytomegalovirus Retinitis

NCT00341172
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 5, 2021 · Synced Oct 17, 2026, 5:35 PM EDT
Completed No phase listed Observational

Imaging and Genetic Investigation of Learning and Decision Making

NCT01950377
View directory record Official record
Conditions
Polymorphism- Genetic, Reward Mediating System
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 50 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 24, 2022 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Diet on Men and Women With Genetic Alterations Associated With Abnormal Blood Tests

NCT00108212
View directory record Official record
Conditions
Dyslipidemia
Interventions
Diet
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 75 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 21, 2009 · Synced Oct 17, 2026, 5:35 PM EDT
Terminated No phase listed Observational

Is Levothyroxine Alone Adequate Thyroid Hormone Replacement?

NCT02567877
View directory record Official record
Conditions
Postsurgical Hypothyroidism, Hypothyroidism
Interventions
thyroidectomy, levothyroxine in thyroidectomy patients
Procedure · Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 8, 2023 · Synced Oct 17, 2026, 5:35 PM EDT
Completed No phase listed Observational

Genetic Study of Patients Previously Treated With Flavopiridol on Clinical Trial NCI-97-C-0171C

NCT00040729
View directory record Official record
Conditions
Unspecified Adult Solid Tumor, Protocol Specific
Interventions
mutation analysis
Genetic
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2002
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 28, 2015 · Synced Oct 17, 2026, 5:35 PM 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 17, 2026, 5:35 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Role of CYP2C19 Polymorphism in the Drug Interaction Between Clopidogrel and Omeprazole

NCT01094275
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Clopidogrel 75mg, Omeprazole 20mg
Drug
Lead sponsor
Neil Kleiman, MD
Other
Eligibility
18 Years to 65 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 31, 2018 · Synced Oct 17, 2026, 5:35 PM EDT
Completed No phase listed Observational

Susceptibility to Breast Cancer

NCT00004565
View directory record Official record
Conditions
Breast Cancer, Healthy
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Female only
Enrollment
737 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Oct 17, 2026, 5:35 PM 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 17, 2026, 5:35 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pathogenesis and Genetics of Environmental Asthma Ozone Study

NCT00574158
View directory record Official record
Conditions
Asthma, Inflammation
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 35 Years
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2012
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 29, 2014 · Synced Oct 17, 2026, 5:35 PM 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 17, 2026, 5:35 PM EDT
Not listed No phase listed Observational

Aromatase Inhibitor Clinical Trial

NCT00228956
View directory record Official record
Conditions
Breast Cancer
Interventions
pharmacodynamic analysis
Drug
Lead sponsor
National Institute of General Medical Sciences (NIGMS)
NIH
Eligibility
40 Years to 70 Years · Female only
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
3
States / cities
Indianapolis, Indiana • Baltimore, Maryland • Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 25, 2008 · Synced Oct 17, 2026, 5:35 PM EDT
Withdrawn No phase listed Observational

Protocol for Postmenopausal Women at Increased Risk of Developing Breast Cancer

NCT00329017
View directory record Official record
Conditions
Breast Cancer
Interventions
Fine needle aspiration
Procedure
Lead sponsor
Carol Fabian, MD
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2015
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Oct 10, 2019 · Synced Oct 17, 2026, 5:35 PM 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 17, 2026, 5:35 PM EDT
Completed No phase listed Observational

Role of Gene Variation in Effectiveness of Gleevec Treatment

NCT00342056
View directory record Official record
Conditions
Cancer, Breast Cancer
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated May 25, 2011 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional

Drug & Gene Interaction Risk Analysis With & Without Genetic Testing Among Patients Undergoing MTM

NCT02428660
View directory record Official record
Conditions
Cytochrome P450 CYP2D6 Enzyme Deficiency, Poor Metabolizer Due to Cytochrome P450 CYP2D6 Variant, Ultrarapid Metabolizer Due to Cytochrome P450 CYP2D6 Variant, Extensive Metabolizer Due to Cytochrome P450 CYP2D6 Variant, Cytochrome P450 CYP2C9 Enzyme Deficiency, Cytochrome P450 CYP2C19 Enzyme Deficiency, Drug Metabolism, Poor, CYP2D6-RELATED, Drug Metabolism, Poor, CYP2C19-RELATED, CYP2D6 Polymorphism
Interventions
Pharmacogenetic testing, Software-based drug & gene interaction risk analysis, MTM
Genetic · Other
Lead sponsor
Genelex Corporation
Industry
Eligibility
65 Years and older
Enrollment
341 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 23, 2017 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Phase 3 Interventional

Predicting the Response to Montelukast by Genetic Variation in Asthmatics

NCT00116324
View directory record Official record
Conditions
Asthma
Interventions
Montelukast
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 18, 2021 · Synced Oct 17, 2026, 5:35 PM EDT
Not listed No phase listed Observational

Effect of Genetic Polymorphisms on the Clinical Response to SGLT2 Inhibitors in Heart Failure Patients

NCT06201000
View directory record Official record
Conditions
Genetic Polymorphisms, Heart Failure
Interventions
SGLT2 inhibitors (Dapagliflozin and Empagliflozin)
Drug
Lead sponsor
October 6 University
Other
Eligibility
18 Years to 80 Years
Enrollment
282 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 7, 2024 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional

A Placebo-Controlled Study of Physiologic Effects of L-methylfolate in Schizophrenia Patients

NCT01091506
View directory record Official record
Conditions
Schizophrenia
Interventions
Placebo, L-methylfolate
Other
Lead sponsor
Pamlab, Inc.
Industry
Eligibility
18 Years to 68 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 3, 2016 · Synced Oct 17, 2026, 5:35 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Malaria Transmission Studies in Mali

NCT01829737
View directory record Official record
Conditions
Malaria, Falciparum
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Months to 65 Years
Enrollment
534 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 2, 2018 · Synced Oct 17, 2026, 5:35 PM EDT
Completed No phase listed Observational

Pilot Study on the Effect of High Clopidogrel Maintenance Dosing

NCT01118793
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Clopidogrel
Drug
Lead sponsor
Scripps Health
Other
Eligibility
18 Years to 85 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Nov 23, 2022 · Synced Oct 17, 2026, 5:35 PM EDT
Completed No phase listed Observational

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

NCT00603148
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 17, 2013 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Retinoids on CYP2D6 Activity During Pregnancy

NCT03117660
View directory record Official record
Conditions
CYP2D6 Polymorphism
Interventions
Vitamin A
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 4, 2022 · Synced Oct 17, 2026, 5:35 PM EDT