Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 2, 2026, 4:47 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 94 matching trials from the live ClinicalTrials.gov search.
Conditions
Osteoarthritis, Knee, Post-traumatic Osteoarthritis, ACL Tear
Interventions
Metformin, Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
512 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
9
States / cities
Atlanta, Georgia • Iowa City, Iowa • Lexington, Kentucky + 6 more
Conditions
Breast Cancer
Interventions
Alpelisib, Fulvestrant, Metformin XR, Dapagliflozin + metformin XR, Dapagliflozin
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
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
Conditions
Type 2 Diabetes (Adult Onset)
Interventions
Tirzepatide, Pioglitazone, Sitagliptin, Metformin HCI XR
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 75 Years
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
San Antonio, Texas
Conditions
Healthy
Interventions
Metformin Hydrochloride ER Tablets 500 mg, Glucophage XR 500 mg
Drug
Lead sponsor
Mylan Pharmaceuticals Inc
Industry
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004
U.S. locations
1
States / cities
Morgantown, West Virginia
Conditions
Breast Neoplasms, Lung Neoplasms, Cancer of Liver, Lymphoma, Cancer of Kidney
Interventions
Metformin XR, Delayed Metformin, Sirolimus
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

Bioequivalence Study of Metformin HCl 750 mg XR Under Fasting Conditions

NCT00778791
Conditions
Healthy
Interventions
metformin HC1 750 mg extended-release tablets
Drug
Lead sponsor
Ranbaxy Laboratories Limited
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004
U.S. locations
1
States / cities
Saint Charles, Missouri
Conditions
Type 2 Diabetes Mellitus
Interventions
Metformin immediate release (IR), Saxagliptin, Metformin IR, Saxagliptin/Metformin XR FDC, Metformin XR
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
10 Years to 17 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
7
States / cities
Little Rock, Arkansas • Los Angeles, California • Louisville, Kentucky + 3 more
Conditions
Diabetes Mellitus Type 2, Hyperglycemia
Interventions
Glipizide XL, Saxagliptin + Metformin XR, Metformin XR
Drug
Lead sponsor
Cook County Health
Government
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Lung Carcinoma
Interventions
Biopsy, Biospecimen Collection, Bronchoscopy, Extended Release Metformin Hydrochloride, Questionnaire Administration
Procedure · Drug · Other
Lead sponsor
Northwestern University
Other
Eligibility
30 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
2
States / cities
Aurora, Colorado • Buffalo, New York
Completed Not applicable Interventional Accepts healthy volunteers

Cortisol Regulation in Polycystic Ovary Syndrome (PCOS)

NCT00694759
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
Conditions
Type 2 Diabetes Mellitus
Interventions
2.5 mg Saxagliptin tablet, 5 mg dapagliflozin / 1000 mg metformin XR tablet, Triple FCDP - 2.5 mg saxagliptin / 5 mg dapagliflozin / 1000 mg metformin XR, 5 mg saxagliptin, 10 mg dapagliflozin / 1000 mg metformin XR tablet, Triple FCDP - 5 mg saxagliptin / 10 mg dapagliflozin / 1000 mg metformin XR
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Diabetes Mellitus
Interventions
saxagliptin, metformin XR, saxagliptin + metformin XR (FDC tablet)
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Austin, Texas
Conditions
Type 2 Diabetes, High Blood Pressure, Arthritis, Obesity
Interventions
Metformin, Val, Cel and Met XR Low, Val, Cel and Met XR High
Drug
Lead sponsor
ARKAY Therapeutics
Industry
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Albany, New York
Conditions
Healthy
Interventions
Canagliflozin, 300 mg, Metformin XR, 500 mg, CANA/MET XR FDC, Formulation 1, 150 mg/500, CANA/MET XR FDC, Formulation 2, 150 mg/500 mg
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Tempe, Arizona
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Trial of an Intervention to Improve Metformin Persistence and Adherence

NCT03467763
Conditions
Metformin Adverse Reaction, Tolerance
Interventions
Metformin Extended Release Oral Tablet, Placebo oral capsule
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 100 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
New York, New York
Conditions
Type 2 Diabetes
Interventions
Saxagliptin, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 77 Years
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
13
States / cities
Phoenix, Arizona • Escondido, California • Irvine, California + 10 more
Completed Phase 1 Interventional Accepts healthy volunteers

Bioequivalence Study

NCT01874080
Conditions
Diabetes
Interventions
Saxagliptin/Metformin
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 45 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
PreDiabetes, Adult Children
Interventions
Metformin, Digital Intervention
Drug · Behavioral
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
18 Years to 44 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Healthy
Interventions
Metformin HCl 750 mg Extender Release tablets, single dose, GLUCOPHAGE® XR 750 mg tablets, single dose
Drug
Lead sponsor
Actavis Inc.
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
1
States / cities
Fargo, North Dakota
Conditions
Tendinopathy, Chronic Pain, Achilles Tendinopathy
Interventions
Metformin, Placebo
Drug
Lead sponsor
James Wang
Other
Eligibility
18 Years to 50 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Metformin, Vitamin D, and Depression in Polycystic Ovary Syndrome (PCOS) Trial

NCT03380091
Conditions
PCOS, Depression, Vitamin D Deficiency, Insulin Resistance
Interventions
Metformin, Vitamin D
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
San Francisco, California
Conditions
Healthy
Interventions
Metformin Hydrochloride ER Tablets 750 mg, Glucophage® XR Tablets 750 mg
Drug
Lead sponsor
Mylan Pharmaceuticals Inc
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
1
States / cities
Fargo, North Dakota
Conditions
Monoclonal Gammopathy of Undetermined Significance, Smoldering Multiple Myeloma
Interventions
Metformin XR, Placebo
Drug · Other
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
7
States / cities
Boston, Massachusetts • Brighton, Massachusetts • Methuen, Massachusetts + 3 more