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Showing 1–16 of 16 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Hyperinsulinemic-hypoglycemic clamp Clear all
Suspended Not applicable Interventional Accepts healthy volunteers

Evaluating Glial Acetate Metabolism as a Biomarker of Hypoglycemic Counterregulation

NCT04207619
View directory record Official record
Conditions
Diabetes, Hypoglycemia
Interventions
hyperinsulinemic-hypoglycemic clamp, 13C-MRS procedure/Acetate infusion
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 40 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Sep 18, 2026, 12:19 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Brain Ketone Metabolism in Type 1 Diabetes

NCT02471040
View directory record Official record
Conditions
Type 1 Diabetes, Hypoglycemia
Interventions
Beta-hydroxybutyrate, Normal Saline
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 26, 2023 · Synced Sep 18, 2026, 12:19 AM EDT
Completed No phase listed Observational Results available

Use of a Hyperinsulinemic-hypyglycemic Clamp to Study Hypoglycemia: a Method Development Study

NCT03839511
View directory record Official record
Conditions
Diabetes
Interventions
Hyperinsulinemic-hypoglycemic clamp
Procedure
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 40 Years
Enrollment
4 participants
Timeline
2018 – 2019
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 18, 2021 · Synced Sep 18, 2026, 12:19 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Metabolic Causes of Thrombosis in Type 2 Diabetes - Question 4

NCT00574340
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Hyperinsulinemic Hypoglycemic Clamp
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 11, 2019 · Synced Sep 18, 2026, 12:19 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Mechanisms of Hypoglycemia Associated Autonomic Dysfunction Question 2

NCT00574639
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Alprazolam, Placebo
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 50 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2016
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 11, 2019 · Synced Sep 18, 2026, 12:19 AM EDT
Completed Not applicable Interventional

Mechanisms of Hypoglycemia Associated Autonomic Dysfunction, Q.3

NCT00742521
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
glucose clamp
Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 50 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 9, 2015 · Synced Sep 18, 2026, 12:19 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Adverse Effects of Systemic Hypoglycemia Exposure on Endothelial Function in Humans

NCT01660009
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Glycemic clamping
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
21 Years and older
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 13, 2017 · Synced Sep 18, 2026, 12:19 AM EDT
Completed Not applicable Interventional

Hypoglycemia and Autonomic Nervous System Function- B2

NCT03422471
View directory record Official record
Conditions
Hypoglycemia, Type2 Diabetes
Interventions
Hyperinsulinemic Hypoglycemic Clamp
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 1, 2026 · Synced Sep 18, 2026, 12:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Hypoglycemia and Autonomic Nervous System Function

NCT01816893
View directory record Official record
Conditions
Hypoglycemia
Interventions
Hypoglycemic hyperinsulinemic clamp, Euglycemic hyperinsulinemic clamp
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 1, 2018 · Synced Sep 18, 2026, 12:19 AM EDT
Completed Phase 1Phase 2 Interventional Results available

A Randomized Double Blinded Study to Examine the Use of N-acetyl Cysteine for the Prevention and Treatment of HAAF in Patients With Type 1 Diabetes

NCT02206152
View directory record Official record
Conditions
Type 1 Diabetes, Hypoglycemia Unawareness
Interventions
N-acetyl cysteine, Placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 30, 2020 · Synced Sep 18, 2026, 12:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Functional Neuroanatomy of the Human Physiological Stress Response

NCT03867344
View directory record Official record
Conditions
Hypoglycemia, Physiological Stress
Interventions
Hypoglycemic Hyperinsulinemic Clamp, Normoglycemic Hyperinsulinemic Clamp
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 4, 2026 · Synced Sep 18, 2026, 12:19 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Mechanisms of Post-Bariatric Hypoglycemia

NCT04428866
View directory record Official record
Conditions
Hypoglycemia
Interventions
Continuous Glucose Monitoring, activity monitor, Mixed meal tolerance test, Glucagon Sensitivity Testing, Hypoglycemic Hyperinsulinemic Clamp, analysis of fecal microbiome
Diagnostic Test
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
18 Years to 70 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 4, 2024 · Synced Sep 18, 2026, 12:19 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Hypoglycemia Associated Autonomic Failure in Type 1 Diabetes Mellitus

NCT00607646
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Dehydroepiandrosterone, Placebo
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 45 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 11, 2019 · Synced Sep 18, 2026, 12:19 AM EDT
Completed Not applicable Interventional Results available

Counter-Regulatory Impairment and the Effect of Microvascular Insulin Transfer in Type 1 Diabetes Mellitus

NCT00943787
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Hyperinsulinemic, euglycemic and hypoglycemic clamp
Procedure
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 7, 2014 · Synced Sep 18, 2026, 12:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sympathetic Nerve Activity During Hypoglycemia and Exercise

NCT00608348
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
Hyperinsulinemic glucose clamp procedures, moderate exercise
Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 40 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2008
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 9, 2015 · Synced Sep 18, 2026, 12:19 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Hypoglycemia and Autonomic Nervous System Function-B

NCT03429946
View directory record Official record
Conditions
Hypoglycemia, Healthy
Interventions
Spironolactone, Placebo, Hypoglycemic Hyperinsulinemic Clamp, Euglycemic Hyperinsulinemic Clamp
Drug · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2025
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 1, 2026 · Synced Sep 18, 2026, 12:19 AM EDT