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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Glucose Challenge Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Diabetes Virtual Trek: Obesity and Diabetes Prevention Through Science Enrichment

NCT00542113
View directory record Official record
Conditions
Type 2 Diabetes, Obesity
Interventions
DvtProgram ENERGY, DvtProgramENERGY
Behavioral
Lead sponsor
Colorado State University
Other
Eligibility
6 Years to 13 Years
Enrollment
1,703 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2008
U.S. locations
2
States / cities
Cortez, Colorado • Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 6, 2014 · Synced Sep 27, 2026, 3:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Comparison Between Pyloric Preserving and Non-Pyloric Preserving Bariatric Surgery With Glucose Challenge

NCT00998374
View directory record Official record
Conditions
Hypoglycemia, Obesity
Interventions
Not listed
Lead sponsor
Medtronic - MITG
Industry
Eligibility
19 Years and older
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 20, 2014 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Phase 2 Interventional Results available

Effectiveness of Metformin Compared to Insulin in Pregnant Women With Mild Preexisting or Early Gestational Diabetes

NCT00835861
View directory record Official record
Conditions
Non Insulin Dependent Diabetes, Pregnancy
Interventions
Metformin, Insulin
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older · Female only
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 24, 2017 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Regulation of FGF21 by Nutritional Challenges

NCT00968747
View directory record Official record
Conditions
Fasting, Non-alcoholic Fatty Liver Disease (NAFLD)
Interventions
Fasting, Diet, oral carbohydrate challenge
Behavioral · Dietary Supplement
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 13, 2023 · Synced Sep 27, 2026, 3:22 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Splanchnic Venous Capacitance in Postural Tachycardia Syndrome

NCT05375968
View directory record Official record
Conditions
Postural Tachycardia Syndrome (POTS)
Interventions
Measurement of Splanchnic venous capacitance(SVC)done at Baseline and after 90 min of 75 g glucose in Healthy Controls POTS patients, Measurement of Splanchnic venous capacitance(SVC)done at Baseline and after 90 min of 75 g glucose in Healthy Controls, Compare change is SVC and SMA flow due to GIP antagonist GIP(3-30)NH2, Compare change is SVC and SMA flow due to saline
Diagnostic Test · Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 50 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 4, 2025 · Synced Sep 27, 2026, 3:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Hyperglycemia and Mitochondrial Function in The Endothelium of Humans

NCT02682342
View directory record Official record
Conditions
Diabetes, Hyperglycemia
Interventions
75 g glucose solution
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
21 Years to 70 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 9, 2025 · Synced Sep 27, 2026, 3:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Opportunistic Screening for Prediabetes and Early Diabetes in Primary Care

NCT00787839
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Prediabetic State
Interventions
Glucose challenge test, Glucose tolerance test
Other
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
1,939 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 26, 2015 · Synced Sep 27, 2026, 3:22 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

GLUCOSE-MGH: Genetic Links Understood Through Challenge With Oral Semaglutide Exposure at MGH

NCT06003153
View directory record Official record
Conditions
Genetic Predisposition, Metabolic Diseases, Type 2 Diabetes
Interventions
oral semaglutide, Mixed Meal Tolerance Test (MMTT)
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Sep 27, 2026, 3:22 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Alpelisib Challenge Test (ACT)

NCT07778524
View directory record Official record
Conditions
Insulin Resistance, Type 2 Diabetes, Obesity & Overweight, Healthy Adult Participants
Interventions
Alpelisib 300 mg, Alpelisib Challenge Test (ACT): Mixed Meal Tolerance Test (MMTT) after taking alpelisib, Hyperglycemic clamp
Drug · Diagnostic Test
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Not applicable Interventional Results available

Hypoglycemia Prevention After Exercise in Adolescent T1DM Patients Using a Control to Range System

NCT01390259
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Open-Loop, Closed-Loop
Device
Lead sponsor
University of Virginia
Other
Eligibility
12 Years to 18 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 14, 2014 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Not applicable Interventional Results available

Continuous Glucose Monitoring for Screening for Diabetes in Pregnancy

NCT05430204
View directory record Official record
Conditions
Gestational Diabetes
Interventions
Group 1: one-hour GCT, Group 2: CGM placement
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older · Female only
Enrollment
1,628 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 3, 2025 · Synced Sep 27, 2026, 3:22 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Integrating Metabolic and Vascular Sensors to Monitor Cardiometabolic Disorders After Nutrition Interventions

NCT06932289
View directory record Official record
Conditions
NAFLD (Nonalcoholic Fatty Liver Disease)
Interventions
Mediterranean diet (MED), high-fat/low carb diet (HF/LC), and low-fat diet (LF), The integrated sweat sensor and vascular sensor (wearable), continuous glucose monitor (CGM)
Dietary Supplement · Device
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
18 Years to 55 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 16, 2025 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Not applicable Interventional

A Comparison of Two Initial Dosing Formulas

NCT01377155
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Insulin detemir
Drug
Lead sponsor
Diabetes Care Center
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Salinas, California
Source: ClinicalTrials.gov public record
Updated Aug 26, 2013 · Synced Sep 27, 2026, 3:22 AM EDT
Not listed Phase 4 Interventional

The Efficacy and Safety of Faster Insulin Aspart (Fiasp®) Compared to Conventional Insulin Aspart (NovoLog®) as Correction Bolus

NCT04414579
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Faster Insulin Aspart (Fiasp®)
Drug
Lead sponsor
Mountain Diabetes and Endocrine Center
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Asheville, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 23, 2020 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Not applicable Interventional

ConnectedHeartHealth - Heart Failure Readmission Intervention

NCT03247608
View directory record Official record
Conditions
Diabetes Mellitus, Coronary Artery Disease, Heart Failure
Interventions
Ambio Health Remote Monitoring
Behavioral
Lead sponsor
LifeBridge Health
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 28, 2019 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Avocado and Postprandial Responses

NCT06818032
View directory record Official record
Conditions
Healthy, Healthy Volunteer, Healthy Volunteers, Healthy Adult, Healthy Male and Female Subjects, Healthy Subjects, Healthy Volunteers Only, Healthy Non-smokers
Interventions
Negative control, Avocado, Fat and fiber addition
Other
Lead sponsor
University of Vermont Medical Center
Other
Eligibility
21 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Sep 27, 2026, 3:22 AM EDT
Withdrawn Not applicable Interventional

Technology Knowledge Optimization in Type 1 Diabetes (TeKnO T1D): Parents

NCT05300022
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
TeKnO T1D: Parents
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
8 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 8, 2025 · Synced Sep 27, 2026, 3:22 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Sugar Challenge Study

NCT04621656
View directory record Official record
Conditions
Type 2 Diabetes, Pre-Diabetes, Healthy
Interventions
January Mobile Application (Sugar AI)
Combination Product
Lead sponsor
January, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
1,022 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Menlo Park, California
Source: ClinicalTrials.gov public record
Updated Nov 8, 2020 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Glycemic Index - Variability Among Individuals

NCT01023646
View directory record Official record
Conditions
Diabetes, Obesity, Metabolic Syndrome, Cardiovascular Disease
Interventions
Carbohydrate + Protein, Carbohydrate + Fat, Fiber, Carbohydrate load
Other
Lead sponsor
Tufts University
Other
Eligibility
18 Years to 85 Years
Enrollment
124 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 24, 2017 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Insulin-Glucose-Glucagon Network: Defining a Type 1 Diabetes Progression Index

NCT02663661
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Metabolic Challenge Admission, CGM home test
Procedure · Other
Lead sponsor
University of Virginia
Other
Eligibility
12 Years to 45 Years
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 22, 2019 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Not applicable Interventional

Effectiveness of and Implementation Strategies for 'Disfrutando'.

NCT07023406
View directory record Official record
Conditions
Type 2 Diabetes Mellitus (T2DM)
Interventions
Disfrutando
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Columbia, Missouri • Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Not applicable Interventional Results available

Evaluation of The Postprandial Impact of Automated Priming Bolus for Full Closed Loop Insulin Delivery

NCT05528770
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
FCL+BPS, FCL
Device
Lead sponsor
Marc Breton
Other
Eligibility
18 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 7, 2025 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Early Gestational Diabetes Screening in the Gravid Obese Woman

NCT01864564
View directory record Official record
Conditions
Gestational Diabetes, Obesity
Interventions
Early Screen
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
962 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
2
States / cities
Birmingham, Alabama • New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Jun 22, 2020 · Synced Sep 27, 2026, 3:22 AM EDT
Completed Not applicable Interventional

Evaluation of the Dexcom G6 Continuous Glucose Monitoring System With a Non-Interferent Sensor

NCT03087877
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
Acetaminophen Challenge (G6 CGM)
Device
Lead sponsor
DexCom, Inc.
Industry
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
4
States / cities
Escondido, California • Santa Barbara, California • Walnut Creek, California + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 30, 2018 · Synced Sep 27, 2026, 3:22 AM EDT