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Type 1 Diabetes clinical trials in Washington
20 studies for Type 1 Diabetes are looking for participants at sites in Washington.
Cities in Washington
Type 1 Diabetes Extension Study
- Benaroya Research Institute, Seattle
RecruitingObservational study
Ages 8 to 35 · All sexes · Updated Sep 18, 2026 · NCT02734277METabolic MODulation to Enhance Insulin Sensitivity and Mitochondrial Function in Type 1 Diabetes (MetMod-T1D)
- University of Washington Medicine Diabetes Institute (UWMDI), Seattle
RecruitingPhase 2
Ages 18 to 69 · All sexes · Updated Sep 15, 2026 · NCT07699380A 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
- Benaroya Research Institute at Virginia Mason- Site Number : 8400038, Seattle
- MultiCare Mary Bridge Children's Health Center- Site Number : 8400037, Tacoma
RecruitingPhase 3
Ages 1 to 25 · All sexes · Updated Sep 14, 2026 · NCT07088068CNP-103 in Adolescent and Adult Subjects Ages 12-35 With Recently Diagnosed (Within 6 Months) Stage 3 Type 1 Diabetes (T1D)
- Benaroya Research Institute, Seattle
- University of Washington Diabetes Institute, Seattle
RecruitingPhase 1/2
Ages 12 to 35 · All sexes · Updated Sep 11, 2026 · NCT06783309Platform Trial to Delay Stage 3 Diabetes: Comparing Teplizumab With ATG
- Benaroya Research Institute, Seattle
RecruitingPhase 2
Ages 4 to 34 · All sexes · Updated Sep 9, 2026 · NCT07216391Rezpegaldesleukin (NKTR-358) in New Onset Type 1 Diabetes Mellitus
- Benaroya Research Institute, Seattle
RecruitingPhase 2
Ages 8 to 45 · All sexes · Updated Sep 8, 2026 · NCT07142252A Randomized Phase 1/2 Trial of Low Dose Anti-thymocyte Globulin (ATG) With Subsequent Adalimumab or Verapamil in New Onset Type 1 Diabetes
- Seattle Children's Hospital, Seattle
RecruitingPhase 1/2
Ages 9 to 20 · All sexes · Updated Sep 2, 2026 · NCT07061574SAFety and Efficacy of Human Anti-thymocyte ImmunoGlobUlin SAB-142 ARresting Progression of Type 1 Diabetes
- Benaroya Research Institute at Virginia Mason, Seattle
- Mary Bridge Children's Outpatient Center - Tacoma, Tacoma
RecruitingPhase 2
Ages 5 to 40 · All sexes · Updated Aug 24, 2026 · NCT07187531Effect of Inhaled Technosphere Insulin vs RAA Insulin on Exercise-Induced Hypoglycemia in Adults With T1D Using Automated Insulin Delivery
- University of Washington, Seattle
Recruiting
Ages 18 to 65 · All sexes · Updated Jul 16, 2026 · NCT06880835Trial of Semaglutide for Diabetic Kidney Disease in Type 1 Diabetes
- University of Washington, Seattle
- Providence Sacred Heart Medical Center, Spokane
RecruitingPhase 2
Ages 18 and older · All sexes · Updated Jun 2, 2026 · NCT05822609Kidney Precision Medicine Project
- University of Washington, Seattle
RecruitingObservational study
Ages 18 and older · All sexes · Updated Apr 14, 2026 · NCT04334707Accuracy and Precision of the Continuous Glucose Monitoring System 'CareSens Air 3' in Adult Patients With T1DM
- Rainier Clinical Reseach Center, Renton
Recruiting
Ages 18 to 65 · All sexes · Updated Apr 9, 2026 · NCT07296276Pharmacokinetic and Early Efficacy of OPT101 in Patients With Type 1 Diabetes Mellitus
- Rainier Clinical Research Center, Renton
RecruitingPhase 2
Ages 18 to 50 · All sexes · Updated Apr 6, 2026 · NCT06964087Sotagliflozin to Slow Kidney Function Decline in Persons With Type 1 Diabetes and Diabetic Kidney Disease
- University of Washington, Seattle
- Providence Sacred Heart Medical Center, Spokane
RecruitingPhase 3
Ages 18 to 75 · All sexes · Updated Mar 24, 2026 · NCT06217302Type 1 Diabetes Impacts of Semaglutide on Cardiovascular Outcomes
- University of Washington Medicine Diabetes Institute (UWMDI), Seattle
RecruitingPhase 3
Ages 18 to 49 · All sexes · Updated Mar 4, 2026 · NCT05819138Achieving Health in Emerging Adults With Diabetes (AHEAD) Program: A Clinical Trial Designed to Understand if Participation in a Clinical Program Developed Specifically to Support Emerging Adults With Type 1 Diabetes Leads to Improved Diabetes Outcomes.
- Seattle Children's, Seattle
Recruiting
Ages 16 to 19 · All sexes · Updated Dec 30, 2025 · NCT07292558EXtremely Early-onset Type 1 Diabetes EXtremely Early-onset Type 1 Diabetes (A Musketeers' Memorandum Study)
- Benaroya Research Institute, Seattle
RecruitingObservational study
Up to age 70 · All sexes · Updated Dec 19, 2025 · NCT03369821InvesT1D: Promoting Adolescent Investment in Diabetes Care
- Seattle Children's, Seattle
Recruiting
Ages 12 and older · All sexes · Updated Dec 16, 2025 · NCT06384911TrialNet Pathway to Prevention of T1D
- Benaroya Research Institute, Seattle
RecruitingObservational studyHealthy volunteers welcome
Ages 2 to 45 · All sexes · Updated Jul 1, 2025 · NCT00097292MANATEE-T1D: Metformin ANd AutomaTEd Insulin Delivery System Effects on Renal Vascular Resistance, Insulin Sensitivity, and Cardiometabolic Function in Youth With Type 1 Diabetes
- Seattle Children's Hospital, Seattle
RecruitingPhase 1
Ages 12 to 25 · All sexes · Updated Jun 13, 2025 · NCT05065372From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.