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Overweight clinical trials in California
69 studies for Overweight are looking for participants at sites in California.
Cities in California
- Los Angeles18 studies
- Concord15 studies
- San Diego14 studies
- Escondido11 studies
- Torrance8 studies
- Tustin8 studies
- Santa Ana8 studies
- El Cajon8 studies
- Sacramento6 studies
- Westminster5 studies
- Huntington Beach5 studies
- Long Beach5 studies
- Santa Monica5 studies
- Indio5 studies
- Chula Vista4 studies
- Riverside4 studies
- Hawthorne4 studies
- South Gate4 studies
- Glendale4 studies
- Richmond4 studies
- Santa Clarita4 studies
- Simi Valley4 studies
- Modesto3 studies
- Lake Forest3 studies
- Ontario3 studies
- Irvine3 studies
- Anaheim3 studies
Home Self-administration of Maridebart Cafraglutide With Autoinjector in Adults Living With Obesity or Overweight
- Apex Clinical Research, San Diego
RecruitingPhase 3
Ages 18 to 99 · All sexes · Updated Nov 9, 2026 · NCT07871409A Clinical Study to Evaluate the Effects of Enicepatide (RO7795068) in Participants With Obesity or Overweight Without Type 2 Diabetes
- University of California Irvine, Irvine
- Artemis Institute for Clinical Research, LLC, San Diego
- Diablo Clinical Research, Inc., Walnut Creek
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 9, 2026 · NCT07351045A Study to Evaluate Effect of AZD6234 as an Adjunct to Incretin-based Therapies in Adult Participants With Obesity or Overweight With Weight-related Comorbidity With or Without Type 2 Diabetes Mellitus
- Research Site, Escondido
- Research Site, Lincoln
- Research Site, Walnut Creek
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 9, 2026 · NCT07776509A Clinical Study to Evaluate the Effects of Enicepatide (RO7795068) in Participants With Obesity or Overweight and Type 2 Diabetes
- University of California Irvine, Irvine
- Orange County Research Center, Lake Forest
- Ark Clinical Research, Long Beach
- and 4 more
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 9, 2026 · NCT07351058Study of Olatorepatide in Adult Participants Living With Overweight or Obesity Without Diabetes
- Diablo Clinical Research - Flourish Research, Walnut Creek
RecruitingPhase 2
Ages 18 and older · All sexes · Updated Nov 6, 2026 · NCT07685808Efficacy, Safety and Tolerability of Switching From Glucagon-like Peptide-1 Receptor Agonists (GLP-1RA) to Maridebart Cafraglutide in Adults With Obesity or Overweight (MARITIME-SWITCH)
- Peninsula Research Associates, Chula Vista
- Desert Oasis Healthcare Medical Group, Palm Springs
- Inland Empire Liver Foundation, Rialto
- and 2 more
RecruitingPhase 3
Ages 18 to 99 · All sexes · Updated Nov 6, 2026 · NCT07575399A Study to Learn How Different Forms of the Study Medicine Called Berobenatide is Taken up Into the Blood in Adults With Overweight or Obesity
- Anaheim Clinical Trials, LLC, Anaheim
RecruitingPhase 1Healthy volunteers welcome
Ages 18 and older · All sexes · Updated Nov 6, 2026 · NCT07876531A Study to Learn About the Monthly Dosing Study Medicine Called Berobenatide in Adults With Breathing Problems During Sleep and Overweight or Obesity Who Use a Breathing Machine (PAP) (VESPER-OSA 1)
- Probe Clinical Research Corporation, Riverside
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 5, 2026 · NCT07823608A Study to Learn About Switching to a Monthly Study Medicine Called Berobenatide (PF-08653944) to Help Keep Weight Off in People With Overweight or Obesity
- San Fernando Valley Health Institute, Canoga Park
- Velocity Clinical Research - Los Angeles, Los Angeles
- Headlands Research Sacramento, Sacramento
- and 3 more
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 5, 2026 · NCT07845500Maridebart Cafraglutide Versus Semaglutide in Participants With Type 2 Diabetes
- Acclaim Clinical Research, San Diego
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 5, 2026 · NCT07866066A Phase III Study to Evaluate the Efficacy and Safety of Petrelintide in Participants With Overweight or Obesity and Type 2 Diabetes
- Institute for Metabolic Research Los Angeles, Los Angeles
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 5, 2026 · NCT07843485A Study to Learn About Study Medicine Called Berobenatide in Adults With Knee Pain and Overweight or Obesity (VESPER-OA 1)
- Headlands Research California, LLC, Escondido
- Prospective Research Innovations Inc., Rancho Cucamonga
- Solace Clinical Research, Tustin
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 5, 2026 · NCT07919678A Study of Orforglipron in Participants With Overweight at Risk of Development of Obesity-Related Complications or Progression to Class 1 Obesity
- Orange County Research Center, Lake Forest
- Healthy Brain Clinic, Long Beach
- Los Angeles Institute for Metabolic Research, Los Angeles
- and 6 more
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 5, 2026 · NCT07794579A 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 Nov 5, 2026 · NCT07595549A Study of EloraTZP in Adult Participants With Obesity or Overweight and Type 2 Diabetes
- Pacific Clinical Studies Inc., Los Alamitos
- Los Angeles Institute for Metabolic Research, Los Angeles
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 4, 2026 · NCT07881458A Study to Investigate the Effectiveness of Tirzepatide (LY3298176) Following Initiation of Ixekizumab (LY2439821) in Participants With Moderate-to-Severe Plaque PsO and Obesity or Overweight in Clinical Practice (TOGETHER AMPLIFY-PsO)
- First OC Dermatology Research Inc, Fountain Valley
- Center For Dermatology Clinical Research, Inc., Fremont
- Metropolis Dermatology, Los Angeles
- and 1 more
RecruitingPhase 4
Ages 18 and older · All sexes · Updated Nov 4, 2026 · NCT06857942A Study of Eloralintide (LY3841136) in Participants With Obesity or Overweight, and Type 2 Diabetes
- San Fernando Valley Health Institute, Canoga Park
- AMCR Institute, Escondido
- NorCal Medical Research, Inc, Greenbrae
- and 6 more
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 4, 2026 · NCT07282600A Study of Eloralintide (LY3841136) in Participants With Persistent Obesity Who Are Treated With a Weekly Incretin
- Irvine Clinical Research, Irvine
- Scripps Whittier Diabetes Institute, La Jolla
- EndoTrials Center for Clinical Research, La Mesa
- and 5 more
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 4, 2026 · NCT07392190Efficacy and Safety of Eloralintide (LY3841136) in Participants With Osteoarthritis Knee Pain and Obesity or Overweight
- Ark Clinical Research - Fountain Valley, Fountain Valley
- Wolverine Clinical Trials, Santa Ana
- Encompass Clinical Research, Spring Valley
- and 1 more
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 4, 2026 · NCT07353931Mirikizumab and Tirzepatide Administered in Adult Participants With Moderately to Severely Active Crohn's Disease and Obesity or Overweight
- Smart Cures Clinical Research, Anaheim
- Cedars-Sinai Medical Center, Beverly Hills
- United Medical Doctors - Los Alamitos, Los Alamitos
- and 1 more
RecruitingPhase 3
Ages 18 to 70 · All sexes · Updated Nov 4, 2026 · NCT06937099A Study of Eloralintide (LY3841136) in Participants With Obstructive Sleep Apnea and Obesity or Overweight
- Ark Clinical Research, Long Beach
- Collaborative Neuroscience Research, LLC, Los Alamitos
- Artemis Institute for Clinical Research, Riverside
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 4, 2026 · NCT07369011Mirikizumab Administered at the Same Time as Tirzepatide in Adult Participants With Moderately to Severely Active Ulcerative Colitis and Obesity or Overweight: Phase 3b Study
- Smart Cures Clinical Research, Anaheim
- Cedars-Sinai Medical Center, Beverly Hills
- United Medical Doctors - Los Alamitos, Los Alamitos
- and 1 more
RecruitingPhase 3
Ages 18 to 70 · All sexes · Updated Nov 4, 2026 · NCT06937086Effects of Dietary Supplements on Muscle Mass and Function While Using GLP-1 Medication
- UCLA Center for Human Nutrition, Los Angeles
RecruitingHealthy volunteers welcome
Ages 18 and older · All sexes · Updated Nov 4, 2026 · NCT07806838A Platform Trial for Pediatric Participants With Obesity or Overweight (LY900040)
- Loma Linda University School of Medicine, Loma Linda
- Childrens Hospital of Los Angeles, Los Angeles
- UCLA Mattel Children's Hospital, Los Angeles
- and 2 more
RecruitingPhase 3
Ages 6 to 17 · All sexes · Updated Nov 4, 2026 · NCT06672549A Study of LY3457263 Compared With Placebo in Participants With Type 2 Diabetes on a Stable Dose of Semaglutide or Tirzepatide
- Wolverine Clinical Trials, Santa Ana
RecruitingPhase 2
Ages 18 to 75 · All sexes · Updated Nov 4, 2026 · NCT06897475An Open Label Pilot Study Assessing the Impact of Chromium Picolinate Supplementation on Appetite and Cravings in Overweight Individuals
- People Science, Los Angeles
RecruitingObservational studyHealthy volunteers welcome
Ages 35 to 70 · All sexes · Updated Nov 2, 2026 · NCT07909109Comparing the Extent to Which Maridebart Cafraglutide is Made Available in the Body of Participants Living With Overweight or Obesity After Switching From Glucagon-like Peptide-1 Receptor Agonists (GLP-1RA)
- Catalina Research Institute LLC (CRI) - Montclair, Montclair
RecruitingPhase 1
Ages 18 to 70 · All sexes · Updated Nov 2, 2026 · NCT07908316A Study to Evaluate Effect of AZD6234 in Adult Participants With Obesity or Overweight With Weight-related Comorbidity Without Type 2 Diabetes Mellitus
- Research Site, Escondido
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Oct 30, 2026 · NCT07784725A Study to Evaluate Effect of AZD6234 in Adult Participants With Type 2 Diabetes Mellitus and Obesity or Overweight
- Research Site, Bakersfield
- Research Site, Gardena
- Research Site, Lincoln
- and 2 more
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Oct 28, 2026 · NCT07784270Safety and Efficacy of ABBV-295 in Adults With Obesity or Overweight With Weight-Related Comorbidities
- John Muir Health - Concord /ID# 282469, Concord
- Aurora FDRC Inc. /ID# 282494, Costa Mesa
- NorCal Medical Research /ID# 283117, Greenbrae
- and 7 more
RecruitingPhase 2
Ages 18 to 75 · All sexes · Updated Oct 27, 2026 · NCT07752979Redefining Evaluation of Adiposity and Leanness: Broadening Objective Diagnostics for Obesity
- Exponent Menlo Park, Menlo Park
RecruitingObservational study
Ages 18 and older · All sexes · Updated Oct 26, 2026 · NCT07776678Study to Assess the Effect and Safety of ALV-100 on Maintenance of Weight Loss
- Profound Research, Oceanside
RecruitingPhase 2
Ages 18 to 75 · All sexes · Updated Oct 26, 2026 · NCT07837973A Study of Aleniglipron in Adults With Obesity or Overweight and Type 2 Diabetes Mellitus (ACCOMPLISH-2)
- ACCOMPLISH-2 Research Site, Escondido
- ACCOMPLISH-2 Research Site, Fountain Valley
- ACCOMPLISH-2 Research Site, La Jolla
- and 4 more
RecruitingPhase 3Healthy volunteers welcome
Ages 18 to 79 · All sexes · Updated Oct 20, 2026 · NCT07654374Evaluation of the Tolerability of Cagrilintide in Participants Not Tolerating GLP-1-RA Therapies Due to Gastrointestinal Adverse Events
- Diablo Clinical Research, Inc., Walnut Creek
RecruitingPhase 1
Ages 18 and older · All sexes · Updated Oct 19, 2026 · NCT07607587A Research Study Investigating How Adults With Overweight or Obesity, With or Without Type 2 Diabetes, Tolerate Switching to a New Treatment (Zenagamtide) From Their Current Tirzepatide Medication
- PAREXEL Glendale/LA EPCU, Glendale
RecruitingPhase 1
Ages 18 and older · All sexes · Updated Oct 16, 2026 · NCT07868354A Research Study Investigating How Adults With Overweight or Obesity, With or Without Type 2 Diabetes, Tolerate Switching to a New Treatment (Zenagamtide) From Their Current Semaglutide Medication
- PAREXEL Glendale/LA EPCU, Glendale
RecruitingPhase 1
Ages 18 and older · All sexes · Updated Oct 16, 2026 · NCT07855133A Study to Investigate Weight Management With Macupatide and Eloralintide, Alone or in Combination, in Adult Participants With Obesity or Overweight
- NorCal Medical Research, Inc, Greenbrae
- Velocity Clinical Research, Huntington Park, Huntington Park
- Peninsula Research Associates, Rolling Hills Estates
- and 1 more
RecruitingPhase 2
Ages 18 to 75 · All sexes · Updated Oct 8, 2026 · NCT07589608A Master Protocol Study (LY900038) of Multiple Intervention-Specific-Appendices (ISAs) in Adult Participants With Obesity or Overweight
- NorCal Medical Research, Inc, Greenbrae
- Velocity Clinical Research, Huntington Park, Huntington Park
- Peninsula Research Associates, Rolling Hills Estates
- and 1 more
RecruitingPhase 2
Ages 18 to 75 · All sexes · Updated Oct 7, 2026 · NCT06143956A Phase III Study to Evaluate the Efficacy and Safety of Petrelintide in Participants With Overweight or Obesity and Established Cardiovascular Disease
- Institute for Metabolic Research Los Angeles, Los Angeles
RecruitingPhase 3
Ages 40 and older · All sexes · Updated Oct 7, 2026 · NCT07843472Extension Trial to Evaluate the Long-term Efficacy, Safety, and Tolerability of Maridebart Cafraglutide (MARITIME-1-EXTENSION)
- Ark Clinical Research- Tustin, Fountain Valley
- Long Beach Clinical Trials Services Inc, Long Beach
- Ark Clinical Research- Long Beach, Long Beach
- and 6 more
RecruitingPhase 3
Ages 18 to 99 · All sexes · Updated Oct 5, 2026 · NCT07684235From ClinicalTrials.gov, data retrieved Nov 15, 2026. Each study sets its own eligibility; the study team decides who can join.