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Showing 1–24 of 500 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Metformin therapy Clear all
Not listed Phase 1Phase 2 Interventional

Metformin in Patients With Fragile X

NCT04141163
View directory record Official record
Conditions
Fragile X Syndrome
Interventions
Metformin, Placebo oral tablet
Drug
Lead sponsor
Rowan University
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Stratford, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 30, 2019 · Synced Sep 3, 2026, 2:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cortisol Regulation in Polycystic Ovary Syndrome (PCOS)

NCT00694759
View directory record Official record
Conditions
Polycystic Ovary Syndrome
Interventions
pioglitazone, metformin, placebo
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 8, 2019 · Synced Sep 3, 2026, 2:38 PM EDT
Completed Phase 3 Interventional Results available

Effects of Pioglitazone on High-density Lipoprotein (HDL) Function in Persons With Diabetes

NCT01156597
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
pioglitazone
Drug
Lead sponsor
University of Miami
Other
Eligibility
35 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Nov 20, 2014 · Synced Sep 3, 2026, 2:38 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Metformin Effect on Brain Function in Insulin Resistant Elderly People

NCT03733132
View directory record Official record
Conditions
Insulin Resistance, Obesity, Obesity, Abdominal
Interventions
Metformin Hydrochloride, Placebo Oral Tablet
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
65 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 17, 2024 · Synced Sep 3, 2026, 2:38 PM EDT
Completed Phase 2 Interventional

Efficacy and Safety of SYR-472 in Subjects With Type 2 Diabetes Mellitus

NCT00760344
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
SYR-472, Placebo, Sitagliptin
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 80 Years
Enrollment
386 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
105
States / cities
Birmingham, Alabama • Mobile, Alabama • Montgomery, Alabama + 102 more
Source: ClinicalTrials.gov public record
Updated Jun 21, 2016 · Synced Sep 3, 2026, 2:38 PM EDT
Recruiting Phase 1Phase 2 Interventional

First-in-Human Study of Tersolisib (STX-478) as Monotherapy and in Combination With Other Antineoplastic Agents in Participants With Advanced Solid Tumors

NCT05768139
View directory record Official record
Conditions
Breast Cancer, Solid Tumors, Adult
Interventions
STX-478, Fulvestrant, Ribociclib, Palbociclib, Letrozole, Anastrozole, Exemestane, Tamoxifen, Abemaciclib, Imlunestrant, Metformin
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
880 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
28
States / cities
Los Angeles, California • San Francisco, California • Aurora, Colorado + 22 more
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Sep 3, 2026, 2:38 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Alogliptin Plus Metformin in Patients With Type 2 Diabetes

NCT01023581
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Alogliptin, Metformin, Alogliptin Placebo, Metformin Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 80 Years
Enrollment
784 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
109
States / cities
Dothan, Alabama • Muscle Shoals, Alabama • Pell City, Alabama + 106 more
Source: ClinicalTrials.gov public record
Updated Mar 25, 2013 · Synced Sep 3, 2026, 2:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Shared Decision Making in Diabetes Prevention for Women With a History of GDM

NCT03766256
View directory record Official record
Conditions
Gestational Diabetes
Interventions
Shared decision-making with pharmacists
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 64 Years · Female only
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
20
States / cities
Burbank, California • Los Angeles, California • Pacific Palisades, California + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 20, 2020 · Synced Sep 3, 2026, 2:38 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 13, 2020 · Synced Sep 3, 2026, 2:38 PM EDT
Active, not recruiting Phase 1 Interventional

To Evaluate the Safety, Tolerability, and Pharmacokinetics of Inavolisib Single Agent in Participants With Solid Tumors and in Combination With Endocrine and Targeted Therapies in Participants With Breast Cancer

NCT03006172
View directory record Official record
Conditions
Breast Cancer, Solid Tumor
Interventions
Inavolisib, Fulvestrant, Letrozole, Palbociclib, Metformin, Trastuzumab, Pertuzumab
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
5
States / cities
Boston, Massachusetts • New York, New York • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 3, 2026, 2:38 PM EDT
Completed Phase 2 Interventional

CS02 vs Placebo With Metformin in Type 2 Diabetes Mellitus (T2DM)

NCT03317028
View directory record Official record
Conditions
T2DM With Inadequate Glycemic Control
Interventions
CS02 tablet and placebo tablet
Drug
Lead sponsor
Center Laboratories, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
201 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
3
States / cities
Little Rock, Arkansas • Coral Gables, Florida • Hialeah, Florida
Source: ClinicalTrials.gov public record
Updated Jun 8, 2020 · Synced Sep 3, 2026, 2:38 PM EDT
Not yet recruiting Early Phase 1 Interventional

Metformin and ACLR Muscle Recovery

NCT07699367
View directory record Official record
Conditions
Atrophy, Inflammation, Weakness, Muscle
Interventions
Metformin, Placebo
Drug · Other
Lead sponsor
University of Utah
Other
Eligibility
40 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 3, 2026, 2:38 PM EDT
Completed Not applicable Interventional

Preventing Diabetes

NCT05395377
View directory record Official record
Conditions
PreDiabetes
Interventions
Registered Dietitian/Nutritionist, Diabetes Prevention Program, Weight Watchers, Reimagined, DPP or RDN Counseling + Medication, Bariatric Surgery Evaluation
Behavioral · Other
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years to 89 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 26, 2022 · Synced Sep 3, 2026, 2:38 PM EDT
Terminated Phase 2 Interventional Results available

Metformin Hydrochloride and Doxycycline in Treating Patients With Localized Breast or Uterine Cancer

NCT02874430
View directory record Official record
Conditions
Breast Carcinoma, Endometrial Clear Cell Adenocarcinoma, Endometrial Serous Adenocarcinoma, Uterine Corpus Cancer, Uterine Corpus Carcinosarcoma
Interventions
Metformin Hydrochloride, Doxycycline
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University
Other
Eligibility
18 Years and older · Female only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Sep 3, 2026, 2:38 PM EDT
Terminated Phase 3 Interventional Results available

Efficacy and Safety of TAK-875 Compared to Glimepiride When Used With Metformin in Participants With Type 2 Diabetes

NCT01481116
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
TAK-875, Glimepiride
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
2,454 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
46
States / cities
Dothan, Alabama • Muscle Shoals, Alabama • Goodyear, Arizona + 43 more
Source: ClinicalTrials.gov public record
Updated May 31, 2016 · Synced Sep 3, 2026, 2:38 PM EDT
Completed Phase 2 Interventional Results available

Ursodiol on Insulin Sensitivity, Gastric Emptying and Body Weight With Type 2 Diabetes on Metformin

NCT02033876
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Ursodiol
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 7, 2019 · Synced Sep 3, 2026, 2:38 PM EDT
Suspended Phase 2 Interventional

Paxalisib With a High Fat, Low Carb Diet and Metformin for Glioblastoma

NCT05183204
View directory record Official record
Conditions
Glioblastoma
Interventions
Paxalisib, Metformin, Ketogenic Diet
Drug · Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Sep 3, 2026, 2:38 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy of Combination Saxagliptin & Dapagliflozin Added to Metformin to Treat Subjects With Type 2 Diabetes

NCT01606007
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Saxagliptin, Metformin XR, Dapagliflozin, Placebo matching with Dapagliflozin, Placebo matching with Saxagliptin
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
1,282 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
80
States / cities
Birmingham, Alabama • Homewood, Alabama • Muscle Shoals, Alabama + 73 more
Source: ClinicalTrials.gov public record
Updated May 14, 2017 · Synced Sep 3, 2026, 2:38 PM EDT
Completed Phase 2 Interventional Results available

Metformin and Chemotherapy in Treating Patients With Stage III-IV Ovarian, Fallopian Tube, or Primary Peritoneal Cancer

NCT02122185
View directory record Official record
Conditions
Brenner Tumor, Malignant Ascites, Malignant Pleural Effusion, Ovarian Clear Cell Cystadenocarcinoma, Ovarian Endometrioid Adenocarcinoma, Ovarian Mixed Epithelial Carcinoma, Ovarian Serous Cystadenocarcinoma, Ovarian Undifferentiated Adenocarcinoma, Recurrent Fallopian Tube Cancer, Recurrent Ovarian Epithelial Cancer, Recurrent Ovarian Germ Cell Tumor, Recurrent Primary Peritoneal Cavity Cancer, Stage IIIA Fallopian Tube Cancer, Stage IIIA Ovarian Epithelial Cancer, Stage IIIA Ovarian Germ Cell Tumor, Stage IIIA Primary Peritoneal Cavity Cancer, Stage IIIB Fallopian Tube Cancer, Stage IIIB Ovarian Epithelial Cancer, Stage IIIB Ovarian Germ Cell Tumor, Stage IIIB Primary Peritoneal Cavity Cancer, Stage IIIC Fallopian Tube Cancer, Stage IIIC Ovarian Epithelial Cancer, Stage IIIC Ovarian Germ Cell Tumor, Stage IIIC Primary Peritoneal Cavity Cancer, Stage IV Fallopian Tube Cancer, Stage IV Ovarian Epithelial Cancer, Stage IV Ovarian Germ Cell Tumor, Stage IV Primary Peritoneal Cavity Cancer
Interventions
metformin hydrochloride, placebo, Chemotherapy
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older · Female only
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2024
U.S. locations
10
States / cities
Birmingham, Alabama • Mobile, Alabama • Duarte, California + 6 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Sep 3, 2026, 2:38 PM EDT
Terminated Phase 3 Interventional

A Glycemic Control Evaluation of Glimepiride Versus Rimonabant on Top of Metformin in Type 2 Diabetes

NCT00449605
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Rimonabant, Glimepiride, Metformin
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
508 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated May 15, 2016 · Synced Sep 3, 2026, 2:38 PM EDT
Not listed Not applicable Interventional

Polycystic Ovary Syndrome Genetics and Treatment Response

NCT01389778
View directory record Official record
Conditions
Polycystic Ovary Syndrome
Interventions
Metformin ER, Metformin
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 15, 2018 · Synced Sep 3, 2026, 2:38 PM EDT
Recruiting Phase 2 Interventional

Metformin Hydrochloride in Combination With Standard of Care Systemic Therapy in Previously Untreated Advanced Unresectable or Metastatic Soft Tissue Sarcoma

NCT07291297
View directory record Official record
Conditions
Sarcoma Metastatic, Sarcoma, Soft Tissue
Interventions
Metformin Hydrochloride ER
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2033
U.S. locations
2
States / cities
Charlotte, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 3, 2026, 2:38 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Assess Drug-drug Interaction of ZX008 in Healthy Male and Female Study Participants

NCT06679413
View directory record Official record
Conditions
Healthy Study Participants
Interventions
midazolam, metformin, bupropion, fenfluramine HCl
Drug
Lead sponsor
UCB BIOSCIENCES, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Sep 3, 2026, 2:38 PM EDT
Withdrawn Phase 4 Interventional

Metformin Use to Reduce Disparities in Newly Diagnosed Breast Cancer

NCT04741204
View directory record Official record
Conditions
Breast Cancer Stage, Insulin Resistance, Racial Bias
Interventions
Metformin Extended Release Oral Tablet
Drug
Lead sponsor
Woman's
Other
Eligibility
18 Years to 80 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jul 5, 2023 · Synced Sep 3, 2026, 2:38 PM EDT