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ClinicalTrials.gov public records Last synced Oct 4, 2026, 10:31 PM EDT

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Showing 49–72 of 102 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Metformin 500 mg bid Clear all
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Tolerability of Trospium Chloride and Metformin Hydrochloride in Healthy Subjects

NCT00986401
View directory record Official record
Conditions
Healthy
Interventions
Trospium Chloride (Sanctura XR®), Metformin hydrochloride (Glucophage®)
Drug
Lead sponsor
Allergan
Industry
Eligibility
18 Years to 45 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 19, 2011 · Synced Oct 4, 2026, 10:31 PM EDT
Terminated Phase 3 Interventional

Comparison of Insulin Alone to Insulin With Metformin to Treat Gestational Diabetes Mellitus

NCT03651531
View directory record Official record
Conditions
Gestational Diabetes
Interventions
Insulin, Metformin
Drug
Lead sponsor
Women and Infants Hospital of Rhode Island
Other
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 24, 2020 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 2 Interventional Results available

Chemotherapy and Radiation Therapy With or Without Metformin Hydrochloride in Treating Patients With Stage III Non-small Cell Lung Cancer

NCT02186847
View directory record Official record
Conditions
Adenosquamous Lung Carcinoma, Bronchioloalveolar Carcinoma, Large Cell Lung Carcinoma, Lung Adenocarcinoma, Non-Small Cell Lung Carcinoma, Recurrent Non-Small Cell Lung Carcinoma, Squamous Cell Lung Carcinoma, Stage IIIA Non-Small Cell Lung Cancer, Stage IIIB Non-Small Cell Lung Cancer
Interventions
Radiation Therapy, Carboplatin, Metformin, Paclitaxel
Radiation · Drug
Lead sponsor
NRG Oncology
Other
Eligibility
18 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2025
U.S. locations
219
States / cities
Tuscaloosa, Alabama • Tucson, Arizona • Auburn, California + 176 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 4, 2026, 10:31 PM EDT
Active, not recruiting Phase 4 Interventional

Targeting Risk Interventions and Metformin for Atrial Fibrillation (TRIM-AF)

NCT03603912
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Metformin, Lifestyle/Risk Factor Modification
Drug · Behavioral
Lead sponsor
Mina Chung, MD
Other
Eligibility
18 Years and older
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 4, 2026, 10:31 PM EDT
Terminated Phase 2 Interventional Results available

Metformin as an Upstream Therapy in Atrial Fibrillation

NCT02931253
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Metformin
Drug
Lead sponsor
The Guthrie Clinic
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Sayre, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 25, 2024 · Synced Oct 4, 2026, 10:31 PM EDT
Not listed Phase 2 Interventional

Rosiglitazone Versus Rosiglitazone and Metformin Versus Rosiglitazone and Avandia in the Treatment of Nonalcoholic Steatohepatitis (NASH)

NCT00699036
View directory record Official record
Conditions
Nonalcoholic Steatohepatitis, Nonalcoholic Fatty Liver Disease
Interventions
avandia, metformin, losartan
Drug
Lead sponsor
Brooke Army Medical Center
Federal
Eligibility
18 Years and older
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jun 19, 2009 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 1 Interventional

Drug-Drug Interaction Study of Glucokinase Activator HMS5552 and Metformin in T2DM

NCT02597400
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Metformin, HMS5552
Drug
Lead sponsor
Hua Medicine Limited
Industry
Eligibility
18 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 17, 2016 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 3 Interventional Results available

A Double-Blind, Placebo-Controlled Trial of Anti-Aging, Pro-Autophagy Effects of Metformin in Adults With Prediabetes

NCT03309007
View directory record Official record
Conditions
PreDiabetes, Aging
Interventions
Metformin, Placebo Oral Tablet
Drug
Lead sponsor
University of New Mexico
Other
Eligibility
30 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Dec 11, 2023 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 4 Interventional Results available

Durability of Combination Therapy With Exenatide/Pioglitazone/Metformin vs. Conventional Therapy in New Onset T2DM

NCT01107717
View directory record Official record
Conditions
Diabetes
Interventions
metformin\pioglitazone\exenatide, metformin, glyburide and glargine
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 80 Years
Enrollment
318 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2023
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Sep 5, 2024 · Synced Oct 4, 2026, 10:31 PM EDT
Not listed Early Phase 1 Interventional

Effect of Metformin on Adrenal or Ovarian Androgen Production in Overweight Pubertal Girls With Androgen Excess

NCT01422746
View directory record Official record
Conditions
Obesity, Hyperandrogenemia, Polycystic Ovary Syndrome
Interventions
Metformin
Drug
Lead sponsor
University of Virginia
Other
Eligibility
7 Years to 18 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 27, 2023 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 4 Interventional Results available

The Vascular Effects of Exenatide Versus Metformin in Patients With Pre-Diabetes

NCT00546728
View directory record Official record
Conditions
Impaired Glucose Tolerance
Interventions
Exenatide, Metformin
Drug
Lead sponsor
St. Paul Heart Clinic
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
2
States / cities
Saint Louis Park, Minnesota • Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 8, 2013 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Impact of Metformin in Teens With Polycystic Ovary Syndrome (PCOS) on Oral Contraceptive Therapy

NCT00283816
View directory record Official record
Conditions
Polycystic Ovary Syndrome
Interventions
Metformin, Oral Contraceptive Pill, Lifestyle Management Program, Quality of Life Questionnaire, Oral Glucose Tolerance Test, Blood work, Abdominal Ultra Sound, Dual-energy x-ray absorptiometry (DEXA scan), placebo
Drug · Behavioral · Procedure
Lead sponsor
University of Rochester
Other
Eligibility
12 Years to 18 Years · Female only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated May 15, 2015 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 1 Interventional

A Pilot Study of Metformin in Patients With a Diagnosis of Li-Fraumeni Syndrome

NCT01981525
View directory record Official record
Conditions
Li-Fraumeni Syndrome
Interventions
Metformin
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 14, 2020 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 3 Interventional Results available

Glycemic Control and Complications in Diabetes Mellitus Type 2 (VADT)

NCT00032487
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Insulin, Glimepiride, Rosiglitazone, Metformin
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
40 Years and older
Enrollment
1,791 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2008
U.S. locations
20
States / cities
Phoenix, Arizona • Tucson, Arizona • Fresno, California + 17 more
Source: ClinicalTrials.gov public record
Updated Mar 30, 2017 · Synced Oct 4, 2026, 10:31 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

A Pragmatic Approach to Lowering the Risk of Diabetes Mellitus After A Diagnosis of Gestational Diabetes Mellitus

NCT04615351
View directory record Official record
Conditions
Gestational Diabetes
Interventions
Metformin
Drug
Lead sponsor
Women and Infants Hospital of Rhode Island
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Nov 4, 2020 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 4 Interventional Results available

Effect of Metformin on Vascular and Mitochondrial Function in Type 1 Diabetes

NCT01813929
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Metformin, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
25 Years to 59 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 21, 2022 · Synced Oct 4, 2026, 10:31 PM EDT
Withdrawn Phase 2 Interventional

Evaluating the Efficacy and Safety of Metformin in Vitiligo

NCT05607316
View directory record Official record
Conditions
Vitiligo
Interventions
Metformin Hydrochloride
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 24, 2024 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 4 Interventional

A Pilot Study to Assess the Glucose Lowering Effect of Metformin and Sitagliptin in Adolescents With Type 1 Diabetes

NCT01718093
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Sitagliptin, Metformin, Sitagliptin + Metformin
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
13 Years to 18 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 24, 2017 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 2 Interventional Results available

An Extension Protocol to Evaluate Dose Comparisons of Leucine-Metformin Combinations in Type 2 Diabetic Patients

NCT02435277
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Low Metformin, Mid Metformin, High Metformin, Metformin
Drug
Lead sponsor
NuSirt Biopharma
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
9
States / cities
Chino, California • Palm Beach, Florida • Tampa, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 17, 2018 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Title: Therapeutic Targets in African-American Youth With Type 2 Diabetes

NCT02960659
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Liraglutide, Metformin
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
12 Years to 25 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 1, 2023 · Synced Oct 4, 2026, 10:31 PM EDT
Terminated Phase 2 Interventional Results available

Metformin for Reduction of Paclitaxel-Related Neuropathy in Patients With Breast Cancer

NCT02360059
View directory record Official record
Conditions
Breast Cancer
Interventions
Metformin, Placebo, Questionnaires, Sensory and Fine-Motor Tests
Drug · Other · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years to 74 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 17, 2017 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Phase 4 Interventional Results available

Ranolazine and Microvascular Angina by PET in the Emergency Department

NCT02052011
View directory record Official record
Conditions
Microvascular Angina
Interventions
Ranolazine, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
30 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced Oct 4, 2026, 10:31 PM EDT
Completed Not applicable Interventional Results available

Management of Diabetes With Metformin In Patients With Chronic Heart Failure

NCT01122316
View directory record Official record
Conditions
Heart Failure, Diabetes
Interventions
Metformin
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 90 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 4, 2020 · Synced Oct 4, 2026, 10:31 PM EDT
Recruiting Phase 2 Interventional

Anti-PD-1 mAb Plus Metabolic Modulator in Solid Tumor Malignancies

NCT04114136
View directory record Official record
Conditions
Melanoma, NSCLC, Hepatocellular Carcinoma, Urothelial Cancer, Gastric Adenocarcinoma, HNSCC, Esophageal Adenocarcinoma, Microsatellite Instability-High Solid Malignant Tumor
Interventions
Nivolumab or Pembrolizumab (dependent upon approved indication), Metformin, Rosiglitazone
Drug
Lead sponsor
Dan Zandberg
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2032
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 4, 2026, 10:31 PM EDT