Diabetes clinical trials in California
41 studies for Diabetes are looking for participants at sites in California.
Cities in California
- San Diego10 studies
- Los Angeles10 studies
- Mountain View8 studies
- San Francisco6 studies
- Concord5 studies
- Escondido4 studies
- Sacramento3 studies
- Chula Vista3 studies
AMAZE 2: A Research Study Investigating How Well the Medicine NNC0487-0111 Helps People With Excess Body Weight and Type 2 Diabetes Lose Weight
- Torrance Clinical Research Institute, Inc., Lomita
- Diablo Clinical Research, Inc., Walnut Creek
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Sep 30, 2026 · NCT07533175A Study to Learn About the Study Medicine Called Berobenatide (PF-08653944) in People With Overweight or Obesity
- San Fernando Valley Health Institute, Canoga Park
- Headlands Research California, LLC, Escondido
- ImmuniMet, LLC, Modesto
- and 4 more
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Sep 28, 2026 · NCT07595549A U.S. Pilot Human Investigation of RadiofrEquency Vapor Ablation System to Evaluate Safety, TOleRability, and Effectiveness for Proximal Intestinal Mucosal Ablation in Patients With Type 2 Diabetes Mellitus (RESTORE-1 Study)
- Hoag Memorial Hospital Presbyterian, Newport Beach
Recruiting
Ages 22 to 65 · All sexes · Updated Sep 22, 2026 · NCT07355270Combined Dose-Finding and CV Outcomes Study With CSL300 (Clazakizumab) in Adult Subjects With ESKD Undergoing Dialysis (POSIBIL6ESKD)
- National Institute of Clinical Research, Bakersfield
- California Institute of Renal Research, Chula Vista
- The Medical Research Group, Inc., Fresno
- and 27 more
RecruitingPhase 2/3
Ages 18 and older · All sexes · Updated Sep 21, 2026 · NCT05485961CNP-103 in Adolescent and Adult Subjects Ages 12-35 With Recently Diagnosed (Within 6 Months) Stage 3 Type 1 Diabetes (T1D)
- Hoag Memorial Hospital, Newport Beach
- Rady Children's Hospital San Diego, San Diego
- Diablo Clinical Research, Walnut Creek
RecruitingPhase 1/2
Ages 12 to 35 · All sexes · Updated Sep 11, 2026 · NCT06783309DFC 004 Biomarkers for Active Diabetic Foot Ulcers
- University of California - San Francisco, San Francisco
RecruitingObservational study
Ages 18 and older · All sexes · Updated Sep 9, 2026 · NCT06104969C-Carbs: A CGM-guided Approach to Teaching Carb Awareness
- University of California Los Angeles, Los Angeles
Recruiting
Ages 18 and older · All sexes · Updated Sep 8, 2026 · NCT07807280Inflammation, Diabetes, Ethnicity and Obesity Cohort
- University of California San Francisco, San Francisco
RecruitingObservational studyHealthy volunteers welcome
Ages 18 to 75 · All sexes · Updated Sep 8, 2026 · NCT03022682The iLet Experience Study
- Beta Bionics, Irvine
RecruitingObservational study
Ages 6 and older · All sexes · Updated Sep 8, 2026 · NCT06891898Efficacy and Safety of Ribupatide Administered Once Weekly in Participants Living With Obesity or Overweight and Diabetes
- Kailera Clinical Site, Escondido
- Kailera Clinical Site, La Mesa
- Kailera Clinical Site, Montclair
- and 3 more
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Sep 3, 2026 · NCT07284901INHALE-1st: Afrezza® For Youth With Newly-Diagnosed Type 1 Diabetes
- Children's Hospital Los Angeles, Los Angeles
- University of California San Francisco, San Francisco
RecruitingPhase 2
Ages 6 to 17 · All sexes · Updated Aug 13, 2026 · NCT07224321CGM for Management of Type 2 Diabetes in Pregnancy
- University of California at San Diego, San Diego
Recruiting
Ages 18 to 50 · Women · Updated Jun 29, 2026 · NCT06628453Efficacy of KL1333 in Adult Patients With Primary Mitochondrial Disease
- University of California, Irvine - ALS & Neuromuscular Center, Orange
- The Regents of the University of California - San Diego, San Diego
- UCSF Movement Disorders Clinic, San Francisco
RecruitingPhase 2
Ages 18 and older · All sexes · Updated Jun 26, 2026 · NCT05650229DECIDE: A Comparative Effectiveness Trial of Metformin Versus Insulin for the Treatment of Gestational Diabetes
- Cedars Sinai Medical Center, Los Angeles
- University of California San Francisco, San Francisco
RecruitingPhase 4
Ages 18 and older · Women · Updated Jun 25, 2026 · NCT06445946SPYRAL GEMINI Pilot Study
- Stanford Hospital and Clinics, Stanford
Recruiting
Ages 18 to 80 · All sexes · Updated Jun 24, 2026 · NCT06907147Circulating Biomarkers in the Development of Type 1 Diabetes
- City of Hope Medical Center, Duarte
RecruitingObservational studyHealthy volunteers welcome
All ages · All sexes · Updated Jun 24, 2026 · NCT05505669Diabetes-Centered Evaluation of Revascularization Strategy of Functional and Imaging-CombiNEd State-of-the-Art Percutaneous Coronary Intervention or Coronary-Artery Bypass Grafting in Patients With Diabetes Mellitus and Multivessel Coronary Artery Disease
- Palo Alto VA Medical Center, Palo Alto
Recruiting
Ages 20 and older · All sexes · Updated Jun 24, 2026 · NCT05831085Dulce Digital 2.0 - Innovative Diabetes Self-Management in the Digital Age
- Scripps Chula Vista Diabetes Center, Chula Vista
- Scripps Whittier Diabetes Institute, San Diego
Recruiting
Ages 18 and older · All sexes · Updated Jun 17, 2026 · NCT05416060Metabolic Responses to Bariatric Surgery
- University of California Davis Medical Center, Sacramento
RecruitingObservational study
Ages 18 to 55 · All sexes · Updated May 18, 2026 · NCT02024542Extended Oral Antibiotic Prophylaxis in Diabetic Fracture Patients
- University of Southern California, Los Angeles
RecruitingPhase 4
Ages 18 and older · All sexes · Updated May 8, 2026 · NCT07561541Sodium Bicarbonate and Mitochondrial Energetics in Persons With CKD
- University of California Davis Health, Sacramento
RecruitingPhase 2
Ages 21 to 85 · All sexes · Updated May 6, 2026 · NCT04984226A Single Bolus, 12-hour Euglycemic Clamp Study of the Safety, Pharmacokinetics (PK) and Glucodynamics (GD) of Intraperitoneal (IP) Portal Insulin U-500
- ProSciento, Inc., Chula Vista
RecruitingPhase 1
Ages 18 to 60 · All sexes · Updated Apr 28, 2026 · NCT07341373Gemini Study: A Prospective, Multicenter Evaluation of Performance and Safety of the Eversense Gemini System With Flash Glucose Measurement Feature
- Headlands Research - AMCR Institute, Escondido
Recruiting
Ages 18 and older · All sexes · Updated Apr 21, 2026 · NCT07386340ROME GS System Study
- Headlands Research - AMCR Institute, Escondido
- Flourish Research - Diablo Clinical Research, Walnut Creek
Recruiting
Ages 18 and older · All sexes · Updated Apr 21, 2026 · NCT07518004Normal-weight Diabetes: Adipocyte-directed Therapy With Pioglitazone or Tirzepatide
- Stanford University, Palo Alto
- Stanford University, Clinical and Translational Research Unit (CTRU), Stanford
RecruitingPhase 4Healthy volunteers welcome
Ages 30 to 70 · All sexes · Updated Apr 20, 2026 · NCT06657209This Study is to Evaluate Whether Receiving Education and Glucose Monitoring With the CGM Device Will Improve Patient-reported Outcomes by Improving Patient's Satisfaction and Quality of Life (QOL) With Glucose Monitoring Device
- Cedars-Sina Medical Center, Los Angeles
RecruitingObservational study
Ages 18 and older · All sexes · Updated Mar 18, 2026 · NCT06965803Enhancing Digitally Delivered Diabetes Education With Real-Time CGM
- Scripps Whittier Diabetes Institute, San Diego
Recruiting
Ages 18 and older · All sexes · Updated Mar 6, 2026 · NCT06296550Lifestyle Interventions to Prevent Diabetes in U.S. Home Visiting Programs
- California Polytechnic State University, San Luis Obispo
Recruiting
Ages 18 and older · Women · Updated Mar 5, 2026 · NCT06988306Transformative Research in Diabetic Nephropathy
- Stanford University, Palo Alto
RecruitingObservational study
Ages 18 to 100 · All sexes · Updated Feb 27, 2026 · NCT02986984Diabetes RElated to Acute Pancreatitis and Its Mechanisms: Metabolic Outcomes Using Novel CGM Metrics
- University of Southern California, Los Angeles
- Cedars-Sinai Medical Center, Los Angeles
- Stanford University, Stanford
RecruitingObservational study
Ages 18 to 75 · All sexes · Updated Feb 12, 2026 · NCT06401577Studying the Presence of CFRD Complications With Thoughtful Recruitment (SPeCTRuM)
- Keck Medical Center of USC, Los Angeles
- Stanford University, Palo Alto
- University of California San Diego, San Diego
RecruitingObservational study
Ages 12 and older · All sexes · Updated Feb 10, 2026 · NCT06837181North American Mitochondrial Disease Consortium Patient Registry and Biorepository (NAMDC)
- University of California San Diego, San Diego
- Lucile Packard Children's Hospital, Stanford
RecruitingObservational studyHealthy volunteers welcome
All ages · All sexes · Updated Feb 4, 2026 · NCT01694940Achieving Chronic Care equiTy by leVeraging the Telehealth Ecosystem
- Zuckerberg San Francisco General Hospital (ZSFG) & SF Department of Public Health (DPH), San Francisco
Recruiting
Ages 18 and older · All sexes · Updated Jan 6, 2026 · NCT06598436Dementia and Diabetes Prevention Program
- University of California, Davis Alzheimer's Disease Center, Walnut Creek
Recruiting
Ages 60 and older · All sexes · Updated Dec 5, 2025 · NCT04141878Diabetes RElated to Acute Pancreatitis and Its Mechanisms
- University of Southern California, Los Angeles
- Cedars-Sinai Medical Center, Los Angeles
- Stanford University, Stanford
RecruitingObservational study
Ages 18 to 75 · All sexes · Updated Nov 18, 2025 · NCT05197920Efficacy of Using Mobile Health Applications for Health
- San Diego State University, San Diego
RecruitingHealthy volunteers welcome
Ages 18 to 64 · All sexes · Updated Oct 6, 2025 · NCT05589155Efficacy of mHealth Apps for Health in a Low-income, Type II Diabetic, Hispanic Population
- San Diego State University, San Diego
RecruitingHealthy volunteers welcome
Ages 18 to 64 · All sexes · Updated Oct 6, 2025 · NCT05279729High Dose Aflibercept in Diabetic Macular Edema in Patients With Previous Vitrectomy
- Retina Consultants of Orange County, Fullerton
RecruitingPhase 4
Ages 21 and older · All sexes · Updated Jul 10, 2025 · NCT06662994Salud Diabetes: A Pilot Study Comparing Lifestyle Interventions and Real-Time Continuous Glucose Monitoring
- Sansum Clinic, Sutter Health, Santa Barbara
Recruiting
Ages 18 to 89 · All sexes · Updated May 31, 2025 · NCT06999356Rising Tide - Amniotic Tissue(s) Treatments for Chronic Diabetic Foot Ulcers
- Limb Preservation Platform Inc, Fresno
- Angel City Research, Los Angeles
- Clemente Clinical Research, Los Angeles
- and 1 more
Recruiting
Ages 18 and older · All sexes · Updated Feb 10, 2025 · NCT06681428From ClinicalTrials.gov, data retrieved Oct 1, 2026. Each study sets its own eligibility; the study team decides who can join.