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Showing 1–24 of 36 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Hypoglycemia Unawareness Clear all
Completed Phase 3 Interventional Results available

A Phase 3 Single Center Study of Islet Transplantation in Non-uremic Diabetic Patients

NCT01897688
View directory record Official record
Conditions
Type 1 Diabetes, Severe Hypoglycemic Unawareness
Interventions
Islet Cell Transplant
Biological
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Jul 22, 2026, 2:28 PM EDT
Recruiting Phase 2 Interventional

Restoration of Hypoglycemia Awareness With Metoclopramide

NCT03970720
View directory record Official record
Conditions
Hypoglycemia Unawareness
Interventions
Metoclopramide, Placebo
Drug
Lead sponsor
Simon Fisher
Other
Eligibility
20 Years to 60 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
2
States / cities
Lexington, Kentucky • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Jul 22, 2026, 2:28 PM EDT
Terminated Not applicable Interventional Results available

Continuous Glucose Monitoring Initiation at Hospital Discharge

NCT04854135
View directory record Official record
Conditions
Type 1 Diabetes, Type2 Diabetes, Hyperglycemia, Hypoglycemia, Hypoglycemia Unawareness
Interventions
CGM4Home
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 15, 2024 · Synced Jul 22, 2026, 2:28 PM EDT
Completed Not applicable Interventional Results available

Glucose Counterregulation in Long Standing Type 1 Diabetes

NCT01474889
View directory record Official record
Conditions
Hypoglycemia Unawareness, Type 1 Diabetes, Healthy
Interventions
RT-CGM
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
25 Years to 70 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2021
U.S. locations
3
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 30, 2023 · Synced Jul 22, 2026, 2:28 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Novel Approach for the Prevention of Hypoglycemia Associated Autonomic Failure (HAAF)

NCT03608163
View directory record Official record
Conditions
Diabetes Mellitus, Type 1, Hypoglycemia, Hypoglycemia Unawareness
Interventions
Naloxone, Diazoxide, Placebo (for Naloxone), Placebo (for Diazoxide)
Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
21 Years to 55 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Jul 22, 2026, 2:28 PM EDT
Completed Not applicable Interventional

Prevention Through Intervention: Telehealth Solution to Deter 911 Calls Due to Hypoglycemia

NCT03665870
View directory record Official record
Conditions
Diabetes Mellitus, Hypoglycemia Unawareness, Hypoglycemia, Hypoglycemia Acute
Interventions
Hypoglycemia Education
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 64 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 21, 2020 · Synced Jul 22, 2026, 2:28 PM EDT
Completed Phase 2 Interventional

LEA29Y (Belatacept) Emory Edmonton Protocol

NCT00468403
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Allogeneic Pancreatic Islet Cells, Belatacept, Basiliximab, Mycophenolate Mofetil, Tacrolimus, Intraportal infusion of islet cells
Biological · Drug · Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 6, 2016 · Synced Jul 22, 2026, 2:28 PM EDT
Terminated Phase 2 Interventional Results available

Amitriptyline in Treating Hypoglycemia

NCT03591458
View directory record Official record
Conditions
Type1 Diabetes Mellitus, Hypoglycemia Unawareness
Interventions
Amitriptyline, Placebo
Drug
Lead sponsor
University of Utah
Other
Eligibility
21 Years to 60 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 21, 2019 · Synced Jul 22, 2026, 2:28 PM EDT
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Intra-nasal Naloxone for Treatment of Impaired Awareness of Hypoglycemia

NCT02700048
View directory record Official record
Conditions
Hypoglycemia Unawareness, Type 1 Diabetes
Interventions
intra-nasal naloxone, Intra-nasal saline
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 26, 2023 · Synced Jul 22, 2026, 2:28 PM EDT
Completed Phase 3 Interventional

Islet Transplantation in Type 1 Diabetes

NCT00434811
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Allogeneic Pancreatic Islet Cells, Antithymocyte Globulin, Sirolimus, Tacrolimus, Etanercept, Islet Transplantation, Basiliximab
Biological · Drug · Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
7
States / cities
San Francisco, California • Miami, Florida • Atlanta, Georgia + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 16, 2019 · Synced Jul 22, 2026, 2:28 PM EDT
Terminated Phase 2 Interventional Results available

Carvedilol in Treating Hypoglycemia Unawareness

NCT03538015
View directory record Official record
Conditions
Hypoglycemia Unawareness
Interventions
Carvedilol 3.125 mg, Carvedilol 2.5 mg, Placebo capsule
Drug
Lead sponsor
Owen Chan, PhD
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 24, 2020 · Synced Jul 22, 2026, 2:28 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Impact of Pancreatic Islet Cell Allotransplantation on Cognitive Function in Type 1 Diabetes Mellitus

NCT00590876
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Not listed
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
2
States / cities
New Haven, Connecticut • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 26, 2011 · Synced Jul 22, 2026, 2:28 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Allogeneic Islet Cells Transplanted Onto the Omentum

NCT02213003
View directory record Official record
Conditions
Type 1 Diabetes Mellitus, Hypoglycemia, Hypoglycemia Unawareness
Interventions
Islet transplantation
Biological
Lead sponsor
Rodolfo Alejandro
Other
Eligibility
18 Years to 65 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Jul 22, 2026, 2:28 PM EDT
Terminated Phase 2 Interventional

B-Lymphocyte Immunotherapy in Islet Transplantation

NCT00468442
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Allogeneic Pancreatic Islet Cells, Antithymocyte globulin, Daclizumab, Rituximab, Sirolimus
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 20, 2016 · Synced Jul 22, 2026, 2:28 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Naltrexone and Hypoglycemia in Type 1 Diabetes

NCT01053078
View directory record Official record
Conditions
Type 1 Diabetes, Hypoglycemia Unawareness
Interventions
Naltrexone, Placebo
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 4, 2020 · Synced Jul 22, 2026, 2:28 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Measurement of Glucose Metabolism in Humans Using Magnetic Resonance at 4 Tesla. Substudy: Hypoglycemia Unawareness

NCT00793741
View directory record Official record
Conditions
Type 1 Diabetes, Hypoglycemia Unawareness
Interventions
somatostatin
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 17, 2018 · Synced Jul 22, 2026, 2:28 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

IN Insulin in Type 1 Diabetes (T1D) Hypoglycemia Unawareness: Safety Only Phase

NCT04028960
View directory record Official record
Conditions
Type1diabetes
Interventions
Regular insulin (Humulin-R), intranasal route, SipNose intranasal device
Drug · Device
Lead sponsor
HealthPartners Institute
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 17, 2021 · Synced Jul 22, 2026, 2:28 PM EDT
Active, not recruiting Phase 2 Interventional

Islet Cell Transplant for Type 1 Diabetes

NCT01909245
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Allogenic Human Islet Cells, Immunosuppressive Agents, Gastrin 17
Biological · Drug
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years to 68 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2026
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced Jul 22, 2026, 2:28 PM EDT
Completed Phase 2 Interventional

Peritransplant Deoxyspergualin in Islet Transplantation in Type 1 Diabetes

NCT00434850
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Allogeneic Pancreatic Islet Cells, Deoxyspergualin, Antithymocyte globulin, Daclizumab or basiliximab, Sirolimus, Tacrolimus, Etanercept
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
3
States / cities
San Francisco, California • Chicago, Illinois • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 15, 2016 · Synced Jul 22, 2026, 2:28 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Identifying the Brain Substrates of Hypoglycemia Unawareness in Type 1 Diabetes

NCT02866435
View directory record Official record
Conditions
Hypoglycemia
Interventions
Insulin, Glucose, Potassium phosphate
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 31, 2021 · Synced Jul 22, 2026, 2:28 PM EDT
Terminated Phase 2 Interventional Results available

Glucagon Infusion in T1D Patients With Recurrent Severe Hypoglycemia: Effects on Counter-Regulatory Responses

NCT03490942
View directory record Official record
Conditions
Hypoglycemia Unawareness, Diabetes Mellitus, Type 1
Interventions
Glucagon, Placebo
Drug
Lead sponsor
Xeris Pharmaceuticals
Industry
Eligibility
21 Years to 64 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
5
States / cities
Birmingham, Alabama • San Diego, California • Atlanta, Georgia + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 20, 2021 · Synced Jul 22, 2026, 2:28 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Hippocampal Metabolism and Function in Patients With Type 1 Diabetes

NCT01852968
View directory record Official record
Conditions
Hypoglycemia, Diabetes Mellitus
Interventions
Not listed
Lead sponsor
University of Minnesota
Other
Eligibility
20 Years to 70 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 14, 2021 · Synced Jul 22, 2026, 2:28 PM EDT
Completed Not applicable Interventional

Effect of a Medium Chain Triglyceride Supplemented Diet on Cognitive Function and Brain Activation in Type 1 Diabetes.

NCT01315171
View directory record Official record
Conditions
Hypo-unawareness, Type 1 Diabetes Mellitus
Interventions
Medium chain triglycerides
Dietary Supplement
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 16, 2018 · Synced Jul 22, 2026, 2:28 PM EDT
Completed Not applicable Interventional Results available

Hybrid Closed Loop Insulin Delivery System in Hypoglycemia

NCT03215914
View directory record Official record
Conditions
Type1diabetes, Hypoglycemia Unawareness, Nocturnal Hypoglycemia, Hypoglycemia Night, Hypoglycemia
Interventions
MiniMed 670G system
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
25 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
3
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 23, 2024 · Synced Jul 22, 2026, 2:28 PM EDT