Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 23, 2026, 3:15 PM EDT

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

Showing 1–22 of 22 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Metformin XR plus placebo Clear all
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Trial of an Intervention to Improve Metformin Persistence and Adherence

NCT03467763
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 6, 2020 · Synced Sep 23, 2026, 3:15 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy Study of Subjects That Are Taking Saxagliptin Added Onto Metformin XR Compared to Subjects Taking Metformin XR Alone

NCT00683657
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 31, 2015 · Synced Sep 23, 2026, 3:15 PM EDT
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 23, 2026, 3:15 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Metformin to Augment Low Milk Supply (MALMS) Study

NCT02179788
View directory record Official record
Conditions
Low Milk Supply, Pre-diabetes, Insulin Resistance, Suppressed Lactation
Interventions
Standard care, Metformin, Placebo
Behavioral · Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
20 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 18, 2020 · Synced Sep 23, 2026, 3:15 PM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Effectiveness, Safety, and Tolerability of Canagliflozin in Combination With Metformin in the Treatment of Patients With Type 2 Diabetes Mellitus With Inadequate Glycemic Control With Diet and Exercise

NCT01809327
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Canagliflozin 100 mg, Canagliflozin 300 mg, Metformin XR
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
1,186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
52
States / cities
Birmingham, Alabama • Phoenix, Arizona • Encinitas, California + 49 more
Source: ClinicalTrials.gov public record
Updated Jul 10, 2017 · Synced Sep 23, 2026, 3:15 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Metformin to Augment Strength Training Effective Response in Seniors (MASTERS)

NCT02308228
View directory record Official record
Conditions
Aging
Interventions
Progressive Resistance Training, Metformin
Behavioral · Drug
Lead sponsor
Philip Kern
Other
Eligibility
65 Years and older
Enrollment
109 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
2
States / cities
Birmingham, Alabama • Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Sep 16, 2019 · Synced Sep 23, 2026, 3:15 PM EDT
Completed Phase 3 Interventional Results available

A Multicenter, Randomized, Double-blind, Placebo-controlled Study to Evaluate the Efficacy and Safety of Saxagliptin (BMS-477118) in Combination With Metformin IR or Metformin XR in Pediatric Patients With Type 2 Diabetes Who Have Inadequate Glycemic Control on Metformin Alone

NCT01434186
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Placebo matching with Saxagliptin, Metformin IR, Metformin XR, Saxagliptin
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
10 Years to 17 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
7
States / cities
Los Angeles, California • Tallahassee, Florida • Dearborn, Michigan + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Sep 23, 2026, 3:15 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Metabolic Effect of Metformin in Obese Insulin Resistant Adolescents With Normal Glucose Tolerance

NCT00667498
View directory record Official record
Conditions
Pediatric Obesity, Insulin Resistance, Hyperinsulinemia
Interventions
Metformin, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
13 Years to 17 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 17, 2009 · Synced Sep 23, 2026, 3:15 PM EDT
Recruiting Phase 2 Interventional

Metformin for Fibromyalgia Symptoms (INFORM Trial)

NCT05900466
View directory record Official record
Conditions
Fibromyalgia Syndrome
Interventions
Metformin, Placebo
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 75 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Mar 29, 2026 · Synced Sep 23, 2026, 3:15 PM EDT
Completed Phase 2 Interventional Results available

Effect of Insulin Sensitizer Therapy on Atherothrombotic and Inflammatory Profiles Associated With Insulin Resistance

NCT00443755
View directory record Official record
Conditions
Type 2 Diabetes, Insulin Resistance, Metabolic Syndrome
Interventions
metformin, pioglitazone, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
20 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 30, 2013 · Synced Sep 23, 2026, 3:15 PM EDT
Completed Phase 2 Interventional

Metformin for Older Patients With Heart Failure With Preserved Ejection Fraction

NCT05093959
View directory record Official record
Conditions
Heart Failure With Preserved Ejection Fraction
Interventions
Metformin, Placebo
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
60 Years and older
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
2
States / cities
Charlotte, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 23, 2026, 3:15 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 23, 2026, 3:15 PM EDT
Withdrawn Phase 1Phase 2 Interventional

Evaluation of Superiority of Valsartan+Celecoxib+Metformin Over Metformin Alone in Type 2 Diabetes Patients

NCT03686657
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Sep 23, 2026, 3:15 PM EDT
Completed Phase 4 Interventional Results available

Phase 4: Investigational Study to Evaluate Metformin XR Monotherapy Versus Metformin IR Monotherapy in Subjects With Type 2 Diabetes

NCT01864174
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Metformin XR, Metformin IR, Placebo matching with Metformin XR, Placebo matching with Metformin IR
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
1,736 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
39
States / cities
Birmingham, Alabama • Muscle Shoals, Alabama • Mesa, Arizona + 29 more
Source: ClinicalTrials.gov public record
Updated Nov 28, 2019 · Synced Sep 23, 2026, 3:15 PM EDT
Completed Phase 3 Interventional Results available

Study of Dapagliflozin in Combination With Metformin XR to Initiate the Treatment of Type 2 Diabetes

NCT00859898
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Dapagliflozin, Metformin XR, dapagliflozin matching Placebo, metformin HCl Modified Release matching Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 77 Years
Enrollment
1,093 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
64
States / cities
Ozark, Alabama • Tempe, Arizona • Concord, California + 53 more
Source: ClinicalTrials.gov public record
Updated Jul 6, 2016 · Synced Sep 23, 2026, 3:15 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Combined Liraglutide and Metformin Therapy in Women With Previous Gestational Diabetes Mellitus (GDM)

NCT01234649
View directory record Official record
Conditions
Gestational Diabetes Mellitus, Type 2 Diabetes Mellitus, Metabolic Syndrome, Impaired Glucose Tolerance, Disorder of Glucose Regulation
Interventions
Metformin XR plus placebo, Metformin XR plus liraglutide
Drug
Lead sponsor
Woman's
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
153 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2019
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jul 25, 2019 · Synced Sep 23, 2026, 3:15 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 23, 2026, 3:15 PM EDT
Completed Phase 3 Interventional Results available

Study To Evaluate 24 Hour Blood Sugar Control (24-hour Mean Weighted Glucose) In Subjects That Are Taking Saxagliptin 5 mg Added Onto Metformin XR 1500 XR mg Compared To Subjects Taking Metformin XR 1500 mg Up-titrated To Metformin XR 2000 mg

NCT00918138
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Saxagliptin, Metformin XR, Placebo matching Metformin XR, Placebo matching Saxagliptin
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 78 Years
Enrollment
219 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
12
States / cities
Phoenix, Arizona • Redlands, California • Tustin, California + 9 more
Source: ClinicalTrials.gov public record
Updated May 20, 2015 · Synced Sep 23, 2026, 3:15 PM EDT
Recruiting Phase 4 Interventional

Investigation of Metformin in Pre-Diabetes on Atherosclerotic Cardiovascular OuTcomes

NCT02915198
View directory record Official record
Conditions
Prediabetic State, Atherosclerosis, Metformin
Interventions
Metformin XR, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
7,410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
40
States / cities
Phoenix, Arizona • Tucson, Arizona • Little Rock, Arkansas + 37 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Sep 23, 2026, 3:15 PM EDT
Active, not recruiting Phase 2 Interventional Results available

Metformin for the Prevention of Oral Cancer in Patients With Oral Leukoplakia or Erythroplakia

NCT05237960
View directory record Official record
Conditions
Erythroplakia, Oral Leukoplakia
Interventions
Biopsy, Biospecimen Collection, Extended Release Metformin Hydrochloride, Placebo Administration
Procedure · Drug
Lead sponsor
University of Arizona
Other
Eligibility
21 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
8
States / cities
Tucson, Arizona • San Diego, California • Tampa, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 23, 2026, 3:15 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 23, 2026, 3:15 PM EDT
Completed Phase 4 Interventional Results available

The Effect of Welchol on Glucose Metabolism in Type 2 Diabetics

NCT00951899
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Colesevelam, Placebo, Diet, Metformin
Drug · Other · Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
35 Years to 70 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 10, 2013 · Synced Sep 23, 2026, 3:15 PM EDT