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ClinicalTrials.gov public records Last synced Nov 6, 2026, 7:18 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 24 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: IV Glucose Tolerance Test Clear all

Conditions: Obesity
Interventions: Oral Glucose Tolerance Test (OGTT), Assessment of dietary compliance, Stool sampling, Sodium Saccharin, Placebo, Lactisole; Other
Lead sponsor: AdventHealth Translational Research Institute; Other
Eligibility: 18 Years to 45 Years
Enrollment: 102 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2022
U.S. locations: 1
States / cities: Orlando, Florida

Conditions: Obesity
Interventions: Dual-energy X-ray absorptiometry (DEXA)/ Magnetic resonance imaging (MRI) and Magnetic resonance spectroscopy (MRS), Adipose tissue biopsies, FSIGTT/ RMR; Other · Procedure
Lead sponsor: AdventHealth Translational Research Institute; Other
Eligibility: 18 Years to 45 Years
Enrollment: 27 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2016 – 2026
U.S. locations: 1
States / cities: Orlando, Florida

Conditions: IGT - Impaired Glucose Tolerance, T2D
Interventions: Oral Glucose Tolerance Test, Hyperglycemic Clamp, Isoglycemic Intravenous Glucose Test, Hyperinsulinemic Euglycemic Clamp and 2H20; Diagnostic Test
Lead sponsor: Yale University; Other
Eligibility: 12 Years to 18 Years
Enrollment: 100 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2022
U.S. locations: 1
States / cities: New Haven, Connecticut

Conditions: Insulin, Glucose, Healthy Volunteers, Women, Pregnancy
Interventions: Kisspeptin-10, mixed meal tolerance test; Drug · Other
Lead sponsor: Stephanie B. Seminara, MD; Other
Eligibility: 18 Years to 40 Years · Female only
Healthy volunteers: Accepts healthy volunteers
Timeline: 2019 – 2024
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: McCune-Albright Syndrome, Fibrous Dysplasia, Intraductal Papillary Mucinous Neoplasm, Diabetes Mellitus
Interventions: Hyperinsulinemic Euglycemic Clamp and 2H20, Hyperglycemic Clamp, Oral Glucose Tolerance Test; Procedure · Diagnostic Test
Lead sponsor: Yale University; Other
Eligibility: 18 Years and older
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2021
U.S. locations: 1
States / cities: New Haven, Connecticut

Conditions: Prediabetes, Vitamin D Deficiency
Interventions: Cholecalciferol (vitamin D3); Dietary Supplement
Lead sponsor: University of Minnesota; Other
Eligibility: 18 Years to 65 Years
Enrollment: 12 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2007 – 2008
U.S. locations: 1
States / cities: Minneapolis, Minnesota

Conditions: type1diabetes, Obesity
Interventions: Hyperinsulinemic-euglycemic clamp, High Fat Mixed Meal Tolerance Test; Biological · Other
Lead sponsor: Yale University; Other
Eligibility: 18 Years to 30 Years
Enrollment: 15 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2027
U.S. locations: 1
States / cities: New Haven, Connecticut

Conditions: Post-bariatric Surgery
Interventions: exendin -(9-39); Drug
Lead sponsor: The University of Texas Health Science Center at San Antonio; Other
Eligibility: 18 Years to 65 Years
Enrollment: 80 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2005 – 2027
U.S. locations: 2
States / cities: San Antonio, Texas

Conditions: Obesity, Healthy
Interventions: PET Scan, Mixed Meal Test, Muscle sympathetic nerve activity (MSNA), Oral Glucose Tolerance Test, Body Composition, Percent Body Fat & Percent Body Water (Tanita scale), CT Scan, Body Composition, Percent Body Fat & Percent Body Water (DXA Scan); Diagnostic Test · Dietary Supplement · Other
Lead sponsor: Yale University; Other
Eligibility: 18 Years to 45 Years
Enrollment: 5 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2022
U.S. locations: 1
States / cities: New Haven, Connecticut

Conditions: Cystic Fibrosis
Interventions: Oral Glucose tolerance test, Whole body protein turnover, IV glucose tolerance test, Indirect Calorimetry, Dual Energy X-ray Absorptiometry (DEXA), Growth Hormone Stimulation Test; Procedure
Lead sponsor: University of Texas Southwestern Medical Center; Other
Eligibility: 7 Years to 17 Years
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2006
U.S. locations: 1
States / cities: Dallas, Texas

Conditions: Diabetes Mellitus, Type 2
Interventions: SomaSignal Informed Medical Management SSCVD, Standard of Care; Diagnostic Test · Other
Lead sponsor: Emory University; Other
Eligibility: 40 Years and older
Enrollment: 143 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2023
U.S. locations: 5
States / cities: Atlanta, Georgia

Conditions: Type 2 Diabetes
Interventions: Exenatide Injection (before the first FSIGT), Exenatide injection before the second FSIGT); Drug
Lead sponsor: University of Maryland, Baltimore; Other
Eligibility: 18 Years and older
Enrollment: 63 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2016 – 2022
U.S. locations: 1
States / cities: Lancaster, Pennsylvania

Conditions: Obesity
Interventions: Oral Glucose Tolerance Test (OGTT), Human Ghrelin, Saline; Procedure · Drug
Lead sponsor: Vanderbilt University Medical Center; Other
Eligibility: 21 Years to 65 Years
Enrollment: 70 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2016 – 2023
U.S. locations: 1
States / cities: Nashville, Tennessee

Conditions: Metabolic Syndrome X
Interventions: NOS Inhibition, ET-1 Inhibition, NOS Inhibition Placebo, 3 Tesla MRI, Intravenous Catheter, Oral Glucose Tolerance Test, ET-1 Inhibition Placebo; Drug · Device · Other
Lead sponsor: University of Wisconsin, Madison; Other
Eligibility: 18 Years to 45 Years
Enrollment: 59 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2021
U.S. locations: 1
States / cities: Madison, Wisconsin

Conditions: Cystic Fibrosis, Cystic Fibrosis Related Diabetes
Interventions: Oral Glucose Tolerance Test, Mixed Meal Tolerance Test, Hypoglycemic Clamp; Other
Lead sponsor: Yale University; Other
Eligibility: 12 Years to 45 Years
Enrollment: 7 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2015 – 2017
U.S. locations: 1
States / cities: New Haven, Connecticut

Conditions: Hypoglycemia
Interventions: Exendin (9-39), Placebo; Drug · Other
Lead sponsor: Tracey McLaughlin; Other
Eligibility: 18 Years to 65 Years
Enrollment: 10 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: Started 2014
U.S. locations: 1
States / cities: Stanford, California

Conditions: Transplant, Diabetes
Interventions: Oral glucose tolerance test, IV Glucose Tolerance Test; Procedure
Lead sponsor: University of Nebraska; Other
Eligibility: 19 Years to 65 Years
Enrollment: 31 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2000 – 2010
U.S. locations: 1
States / cities: Omaha, Nebraska

Conditions: Postprandial Hypoglycemia
Interventions: Exendin-(9-39), Vehicle; Drug · Other
Lead sponsor: Diva De Leon; Other
Eligibility: 6 Months to 18 Years
Enrollment: 7 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2014
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Polycystic Ovary Syndrome
Interventions: 3-D Ultrasound, recombinant human chorionic gonadotropin, Recombinant human follicle stimulating hormone, Adrenocorticotropin, Dexamethasone, Glucose; Radiation · Drug
Lead sponsor: University of California, San Diego; Other
Eligibility: 18 Years to 37 Years · Female only
Enrollment: 41 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2009 – 2013
U.S. locations: 1
States / cities: San Diego, California

Conditions: Insulin Resistance
Interventions: Oral Glucose Tolerance Test (OGTT), 3 Tesla MRI, Intravenous Catheter, Cognitive Tests; Other · Device
Lead sponsor: University of Wisconsin, Madison; Other
Eligibility: 12 Years to 18 Years
Enrollment: 23 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2019 – 2022
U.S. locations: 1
States / cities: Madison, Wisconsin

Conditions: Type 2 Diabetes Mellitus
Interventions: Exenatide SC, Exenatide IV, Placebo SC, Exendin-9, Placebo IV; Drug
Lead sponsor: Carl T. Hayden VA Medical Center; Federal
Eligibility: 35 Years to 70 Years
Enrollment: 76 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2012
U.S. locations: 1
States / cities: Phoenix, Arizona

Conditions: Type II Diabetes Mellitus, Obesity
Interventions: Gastric Band, Gastric Sleeve, Gastrostomy Tube; Procedure
Lead sponsor: East Carolina University; Other
Eligibility: 18 Years to 60 Years · Female only
Enrollment: 13 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009 – 2012
U.S. locations: 1
States / cities: Greenville, North Carolina

Conditions: Type 1 Diabetes, De Novo Lipogenesis
Interventions: Oral Glucose Tolerance Test; Diagnostic Test
Lead sponsor: Yale University; Other
Eligibility: 13 Years to 22 Years
Enrollment: 7 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2019 – 2022
U.S. locations: 1
States / cities: New Haven, Connecticut

Conditions: Hypertension
Interventions: fenofibrate, Placebo; Drug
Lead sponsor: Vanderbilt University; Other
Eligibility: 18 Years to 70 Years
Enrollment: 75 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2009 – 2012
U.S. locations: 1
States / cities: Nashville, Tennessee

Search by objective public record fields.

Interactions of Human Gut Microbiota With Intestinal Sweet Taste Receptors

Epigenetic Regulation of Human Adipose Tissue Distribution

Pathogenesis of Youth Onset Type 2 Diabetes and Prediabetes

Evaluation of Kisspeptin Glucose-Stimulated Insulin Secretion With Physiologic Mixed Meal Tolerance

Characterization of Diabetes Mellitus in Fibrous Dysplasia/McCune-Albright Syndrome

Effect of Vitamin D Deficiency and Vitamin D Supplementation on Glucose Metabolism

Physiologic Markers of Cardiometabolic Risk in People With Type 1 Diabetes

Glucagon-like Peptide 1, Glucose Metabolism and Gastric Bypass

Sympathetic Activation in Obesity

Metabolic Abnormalities in Hispanic Children With Cystic Fibrosis

SomaSignal Tests on Medical Management and Change in Risk in Patients With Diabetes

Pharmacogenomics of GLP1 Receptor Agonists

Effect of Ghrelin on Glucose Metabolism After Bariatric Surgery

Mechanisms of Cerebrovascular Control

Role of Glucagon In Glucose Control in Cystic Fibrosis Related Diabetes

Role of GLP-1 in Hyperinsulinemic Hypoglycemia Post-bariatric Surgery

The Prospective Evaluation of Pancreatic Function in Pancreas Transplant Recipients

Role of Glucagon-Like Peptide-1 in Postprandial Hypoglycemia

Mechanisms of Increased Androgen Production Among Women With Polycystic Ovary Syndrome

Insulin Resistance in Adolescents

The Study of Exenatide Action on Vessel Function in Type 2 Diabetes and Prediabetes

Metabolomics of Roux-en-Y Gastric Bypass (RYGB) With Gastrostomy

Pathogenesis of the Cardiometabolic Risk in Youth With Type 1 Diabetes

The Effect of a Peroxisome Proliferator-activated Receptor (PPAR) Alpha Agonist on Cytochrome P450 (CYP) Monooxygenase Activity in Humans