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Type 1 Diabetes clinical trials recruiting in the U.S.
139 studies for Type 1 Diabetes are recruiting participants at sites across the United States.
If the pancreas doesn't make needed insulin, causing blood sugar levels to be too high you have type 1 or juvenile diabetes. Learn the signs.
Cities with the most studies
- Aurora, CO26 studies
- Boston, MA21 studies
- Seattle, WA19 studies
- San Francisco, CA16 studies
- Chicago, IL16 studies
- New Haven, CT16 studies
- New York City, NY15 studies
- Indianapolis, IN14 studies
- Miami, FL14 studies
- Atlanta, GA13 studies
- Gainesville, FL13 studies
- Philadelphia, PA11 studies
- Durham, NC11 studies
- Minneapolis, MN10 studies
- San Diego, CA9 studies
- Charlottesville, VA9 studies
- Houston, TX9 studies
- Nashville, TN8 studies
- Cleveland, OH7 studies
- Los Angeles, CA7 studies
- Dallas, TX7 studies
- Columbus, OH7 studies
- Orlando, FL7 studies
- Tampa, FL6 studies
- Baltimore, MD6 studies
- Kansas City, MO6 studies
- Buffalo, NY6 studies
- Pittsburgh, PA6 studies
- Detroit, MI6 studies
- Mountain View, CA5 studies
- Louisville, KY5 studies
- Austin, TX5 studies
- Jacksonville, FL5 studies
- Concord, CA4 studies
- Memphis, TN4 studies
- Baldwin Park, CA4 studies
- Cincinnati, OH4 studies
- Rochester, MN4 studies
- Washington, DC3 studies
- Escondido, CA3 studies
By state
- Arizona3 studies
- California38 studies
- Colorado27 studies
- Connecticut17 studies
- District of Columbia3 studies
- Florida32 studies
- Georgia15 studies
- Idaho3 studies
- Illinois16 studies
- Indiana14 studies
- Kentucky7 studies
- Maryland6 studies
- Massachusetts21 studies
- Michigan9 studies
- Minnesota13 studies
- Missouri9 studies
- New York23 studies
- North Carolina13 studies
- Ohio14 studies
- Oregon3 studies
- Pennsylvania13 studies
- Tennessee11 studies
- Texas18 studies
- Utah5 studies
- Virginia11 studies
- Washington21 studies
- Wisconsin4 studies
Recently updated studies
Evaluation of MiniMed Next Generation Extended Wear Sensors and Algorithm in Patients With Type 1 and Type 2 Diabetes
Recruiting
Ages 2 to 80 · All sexes · Updated Nov 13, 2026 · NCT07864168A Study to Investigate Efficacy and Safety of Teplizumab Compared With Placebo in Participants 1 to 25 Years of Age With Stage 3 Type 1 Diabetes
RecruitingPhase 3
Ages 1 to 25 · All sexes · Updated Nov 13, 2026 · NCT07088068CNP-103 in Adolescent and Adult Subjects Ages 12-35 With Recently Diagnosed (Within 6 Months) Stage 3 Type 1 Diabetes (T1D)
RecruitingPhase 1/2
Ages 12 to 35 · All sexes · Updated Nov 12, 2026 · NCT06783309Food Insecurity Reduction & Strategy Team
Recruiting
Ages 18 and older · All sexes · Updated Nov 12, 2026 · NCT06329375Can Mindfulness and Virtual Reality Reduce Stress in Young Adults With Type 1 Diabetes?
Recruiting
Ages 16 to 20 · All sexes · Updated Nov 12, 2026 · NCT07793097Cadisegliatin as Adjunctive Therapy to Insulin in Participants With Type 1 Diabetes Who Are Using Hybrid Closed Loop (HCL) Systems
RecruitingPhase 2
Ages 18 and older · All sexes · Updated Nov 10, 2026 · NCT07616206To Study the Efficacy and Safety of Medtronic 780G Insulin Pump in People With Gastroparesis and Type 1 Diabetes.
Recruiting
Ages 18 and older · All sexes · Updated Nov 10, 2026 · NCT07287943Permissive Versus Strict Intrapartum Glucose Management in Type 1 and Type 2 Diabetes (PRISM)
RecruitingPhase 4
Ages 18 and older · Women · Updated Nov 9, 2026 · NCT07293715Long-Term Outcomes of Teplizumab in Routine Clinical Care
RecruitingObservational study
All ages · All sexes · Updated Nov 9, 2026 · NCT07360080C-Carbs: A CGM-guided Approach to Teaching Carb Awareness
Recruiting
Ages 18 and older · All sexes · Updated Nov 4, 2026 · NCT07807280A Study of Baricitinib (LY3009104) for the Delay of Stage 3 Type 1 Diabetes in At-Risk Children and Adults
RecruitingPhase 3
Ages 1 to 35 · All sexes · Updated Nov 4, 2026 · NCT07222137A Study of Baricitinib (LY3009104) to Preserve Beta Cell Function in Children and Adults Newly Diagnosed With Type 1 Diabetes (BARICADE-PRESERVE)
RecruitingPhase 3
Ages 1 to 35 · All sexes · Updated Nov 4, 2026 · NCT07222332Supporting Medtronic 780G Insulin Pump Adoption in Latino Patients: A Spanish - Language Training Initiative
Recruiting
Ages 10 to 20 · All sexes · Updated Oct 30, 2026 · NCT07720388Closed Loop and Education for Hypoglycemia Awareness Restoration
Recruiting
Ages 18 to 75 · All sexes · Updated Oct 30, 2026 · NCT06325202Starting Technology in At Risk Type 1 Diabetes Study
Recruiting
Ages 18 and older · All sexes · Updated Oct 29, 2026 · NCT06453928Cholesterol Lowering and Residual Risk in Diabetes, Type 1
RecruitingPhase 4
Ages 18 to 89 · All sexes · Updated Oct 28, 2026 · NCT05641753T1CARE: A Trial of a Novel Intervention to Address Social Determinants of Health in Young Adults With Type 1 Diabetes
Recruiting
Ages 18 to 40 · All sexes · Updated Oct 26, 2026 · NCT07059806Sleep Coach for Adolescents With Type 1 Diabetes
Recruiting
Ages 11 to 17 · All sexes · Updated Oct 21, 2026 · NCT06516614Cardiometabolic Effects of Non-Nutritive Sweeteners (NNS) in Type 1 Diabetes (T1D)
Recruiting
Ages 15 to 24 · All sexes · Updated Oct 20, 2026 · NCT07434544Denosumab for Type 1 Diabetes
RecruitingPhase 1/2
Ages 18 to 50 · All sexes · Updated Oct 20, 2026 · NCT06524960A Study of GNTI-122 in Adults Recently Diagnosed With T1D
RecruitingPhase 1
Ages 18 to 55 · All sexes · Updated Oct 20, 2026 · NCT06919354The Effect of Glycemic Control and of GLP-1 Receptor Agonism on Islet GLP-1 in People With Type 1 and Type 2 Diabetes
RecruitingPhase 2
Ages 25 to 70 · All sexes · Updated Oct 19, 2026 · NCT06976619A Randomized Phase 1/2 Trial of Low Dose Anti-thymocyte Globulin (ATG) With Subsequent Adalimumab or Verapamil in New Onset Type 1 Diabetes
RecruitingPhase 1/2
Ages 9 to 20 · All sexes · Updated Oct 16, 2026 · NCT07061574Safety and Efficacy of Adjunct Therapies in Adults With Type 1 Diabetes: Multicenter, Registry Study
RecruitingObservational study
Ages 18 and older · All sexes · Updated Oct 16, 2026 · NCT07676565Improving Islet Transplantation Outcomes With Gastrin for Type I Diabetes
RecruitingPhase 1/2
Ages 18 to 68 · All sexes · Updated Oct 15, 2026 · NCT03746769From ClinicalTrials.gov, data retrieved Nov 15, 2026. Each study sets its own eligibility; the study team decides who can join.