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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Type 1 Diabetes in Adolescence Clear all
Not listed No phase listed Observational Accepts healthy volunteers

Bone Health in Youth With Type 1 Diabetes

NCT02140424
View directory record Official record
Conditions
Type 1 Diabetes, Osteoporosis
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
6 Years to 20 Years
Enrollment
242 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 8, 2020 · Synced Jul 23, 2026, 6:16 AM EDT
Recruiting Phase 2 Interventional

The Gut Microbiome in Type 1 Diabetes and Mechanism of Metformin Action

NCT05414409
View directory record Official record
Conditions
Type 1 Diabetes, Obesity
Interventions
Metformin
Drug
Lead sponsor
Heba M. Ismail
Other
Eligibility
11 Years to 18 Years
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 24, 2025 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Not applicable Interventional Results available

Technology-delivered Physical Activity Program for Adolescents With Type 1 Diabetes

NCT05319600
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Diabetes behavior change skills training, Physical activity promotion program
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
13 Years to 17 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Mar 25, 2025 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Not applicable Interventional Results available

Diabetes Strengths Study - Pilot of Provider-delivered Strengths-based Intervention

NCT02510664
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Diabetes Strengths Study
Behavioral
Lead sponsor
Baylor College of Medicine
Other
Eligibility
12 Years to 18 Years
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 23, 2020 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Not applicable Interventional

Pilot Study on the Effect of Oral Controlled-Release Alpha-Lipoic Acid on Oxidative Stress in Adolescents With Type 1 Diabetes Mellitus

NCT00187564
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
controlled-release oral alpha-lipoic acid
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
8 Years to 21 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 5, 2008 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Not applicable Interventional

Home Testing of Day and Night Closed Loop With Pump Suspend Feature

NCT02523131
View directory record Official record
Conditions
Diabetes Mellitus, Diabetes Mellitus, Type 1, Glucose Metabolism Disorders, Endocrine System Diseases, Autoimmune Diseases
Interventions
FlorenceM, Medtronic insulin pump 640G
Device
Lead sponsor
University of Cambridge
Other
Eligibility
6 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
3
States / cities
Aurora, Colorado • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 12, 2018 · Synced Jul 23, 2026, 6:16 AM EDT
Not listed Not applicable Interventional

Social Media Use in Adolescent Diabetes Care

NCT06085339
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Social Media
Behavioral
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
13 Years to 18 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 2, 2024 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Not applicable Interventional

Pet Ownership and Glucose Control in Early Adolescents With Type 1 Diabetes

NCT03761251
View directory record Official record
Conditions
Diabetes Mellitus, Type 1, Adolescent Behavior
Interventions
Pet Fish
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
10 Years to 13 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 1, 2019 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Not applicable Interventional Results available

Sleep Promotion to Improve Diabetes Management in Adolescents With T1D

NCT02786953
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Sleep Promotion
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
13 Years to 17 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 17, 2020 · Synced Jul 23, 2026, 6:16 AM EDT
Completed No phase listed Observational

Assessment of Sleep and Sleep Disruptors in Adolescents With Type 1 Diabetes

NCT05370339
View directory record Official record
Conditions
Type 1 Diabetes, Insufficient Sleep
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
11 Years to 17 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 20, 2023 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Not applicable Interventional Results available

Study to Find Out if Intensive Diabetes Clinic and Continuous Glucose Monitors Help Teenagers With Diabetes

NCT01083433
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Diabetes related psychological counseling and education, Continuous Glucose Monitor
Behavioral · Device
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
10 Years to 18 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 12, 2022 · Synced Jul 23, 2026, 6:16 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Glycemic Control, Brain Structure and Cognition in Youth With Type 1 Diabetes (T1DM)

NCT00879203
View directory record Official record
Conditions
Type 1 Diabetes Mellitis, Cognition
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
7 Years to 16 Years
Enrollment
230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 1, 2016 · Synced Jul 23, 2026, 6:16 AM EDT
Completed No phase listed Observational

Ability to Cope With Type 1 Diabetes

NCT00206349
View directory record Official record
Conditions
Depression
Interventions
Not listed
Lead sponsor
Baylor College of Medicine
Other
Eligibility
8 Years to 21 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 13, 2016 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Not applicable Interventional Results available

Communication and Coping for Mothers of Adolescents With Type 1 Diabetes

NCT03818711
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Communication & Coping Intervention, Education & Check Ins
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
Not listed
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 6, 2025 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Not applicable Interventional

A Pilot Study of Biomarkers of Stress in Youth Who Use Teens.Connect

NCT02970656
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Teens.Connect
Behavioral
Lead sponsor
Yale University
Other
Eligibility
11 Years to 14 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 1, 2019 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Assessment of Intranasal Glucagon in Children and Adolescents With Type 1 Diabetes

NCT01997411
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Nasal Glucagon, Intramuscular Glucagon
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
4 Years to 16 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
7
States / cities
Aurora, Colorado • New Haven, Connecticut • Gainesville, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 28, 2018 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Contribution of Hyperinsulinemia vs. Hyperglycemia to Insulin Resistance in Type 1 Diabetes and Maturity Onset Diabetes of the Young, Type 2 (MODY2)

NCT02971202
View directory record Official record
Conditions
Type 1 Diabetes Mellitus, Maturity-Onset Diabetes of the Young, Type 2, MODY2, Insulin Resistance
Interventions
Hyperinsulinemic, euglycemic clamp, 20% dextrose
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
13 Years to 51 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 31, 2019 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Not applicable Interventional

Study of Intensive, Home-Based Family Therapy to Improve Illness Management in Youth With Diabetes

NCT00372814
View directory record Official record
Conditions
Diabetes Mellitus, Insulin Dependent
Interventions
Intensive Home-Based Family Therapy, Supportive Telephone Calls
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
10 Years to 17 Years
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 1, 2017 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Not applicable Interventional Results available

Coin2Dose: Behavioral Economics to Promote Insulin BOLUS Activity and Improve HbA1c in Teens

NCT05280184
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Coin2Dose
Behavioral
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
11 Years to 17 Years
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Jacksonville, Florida • Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 10, 2026 · Synced Jul 23, 2026, 6:16 AM EDT
Withdrawn Not applicable Interventional

Supporting Treatment Adherence Needs in Diabetes

NCT01030471
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Family-based cognitive-behavioral treatment
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
13 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 13, 2020 · Synced Jul 23, 2026, 6:16 AM EDT
Recruiting No phase listed Observational

Accuracy of Continuous Glucose Monitors During the Perioperative Period in Youth With Type 1 Diabetes

NCT06575842
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
2 Years to 26 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Jul 23, 2026, 6:16 AM EDT
Completed No phase listed Observational

Sleep, Glycemic Control, and Insulin Resistance in Adolescents With Type 1 Diabetes

NCT03832790
View directory record Official record
Conditions
Type1diabetes, Adolescent Behavior, Sleep
Interventions
observation
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
14 Years to 19 Years
Enrollment
23 participants
Timeline
2019 – 2023
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 30, 2024 · Synced Jul 23, 2026, 6:16 AM EDT
Completed Phase 3 Interventional

Safety and Efficacy of NovoLog vs. Humalog in Insulin Pumps in Children and Adolescents

NCT00097071
View directory record Official record
Conditions
Diabetes, Diabetes Mellitus, Type 1
Interventions
insulin lispro, insulin aspart
Drug
Lead sponsor
Novo Nordisk A/S
Industry
Eligibility
3 Years to 18 Years
Enrollment
299 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
52
States / cities
Mobile, Alabama • Montgomery, Alabama • Phoenix, Arizona + 44 more
Source: ClinicalTrials.gov public record
Updated Dec 21, 2016 · Synced Jul 23, 2026, 6:16 AM EDT
Recruiting Not applicable Interventional

Family Intervention for Black Teens With Type 1 Diabetes

NCT06275412
View directory record Official record
Conditions
Type 1 Diabetes, Family Relations
Interventions
The 3Ms 2.0 Intervention, Educational Attention Control (EAC)
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
10 Years to 14 Years
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Detroit, Michigan • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Jul 23, 2026, 6:16 AM EDT