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Overweight clinical trials in O'Fallon, MO
10 studies for Overweight are looking for participants at sites in and around O'Fallon (within about 30 miles). Open a study to see who can join and how to contact the study team.
Recruiting for a study here? Feature it at the top of this page — $99 for 30 days →
A 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
RecruitingPhase 3
- Clinical Research Professionals, Chesterfield · 12 mi away
A Study of Eloralintide (LY3841136) in Participants With Obesity or Overweight, and Type 2 Diabetes
RecruitingPhase 3
- Clinical Research Professionals, Chesterfield · 12 mi away
A Study of Eloralintide (LY3841136) in Participants With Persistent Obesity Who Are Treated With a Weekly Incretin
RecruitingPhase 3
- Clinical Research Professionals, Chesterfield · 12 mi away
Safety and Efficacy of ABBV-295 in Adults With Obesity or Overweight With Weight-Related Comorbidities
RecruitingPhase 2
- Studymetrix Research /ID# 282163, City of Saint Peters · 4 mi away
A Study of Aleniglipron in Adults With Obesity or Overweight and Type 2 Diabetes Mellitus (ACCOMPLISH-2)
RecruitingPhase 3Healthy volunteers welcome
- ACCOMPLISH-2 Research Site, City of Saint Peters · 4 mi away
- ACCOMPLISH-2 Research Site, Chesterfield · 12 mi away
A Study to Investigate Weight Management With Macupatide and Eloralintide, Alone or in Combination, in Adult Participants With Obesity or Overweight
RecruitingPhase 2
- StudyMetrix Research, City of Saint Peters · 4 mi away
A Master Protocol Study (LY900038) of Multiple Intervention-Specific-Appendices (ISAs) in Adult Participants With Obesity or Overweight
RecruitingPhase 2
- StudyMetrix Research, City of Saint Peters · 4 mi away
AMAZE 9: A Research Study Investigating How Well Zenagamtide Tablets Help People With Excess Body Weight Lose Weight
RecruitingPhase 3
- StudyMetrix Research LLC, City of Saint Peters · 4 mi away
Research Study on How Well Oral Semaglutide Works for Weight Loss in Adults With Excess Body Weight
RecruitingPhase 3
- StudyMetrix Research LLC, City of Saint Peters · 4 mi away
Efficacy and Safety of Aleniglipron in Participants With Obesity or Overweight With a Weight-Related Comorbidity (ACCOMPLISH-1)
RecruitingPhase 3
- ACCOMPLISH-1 Research Site, Chesterfield · 12 mi away
Overweight trials in other cities
- San Antonio, TX34 studies
- Houston, TX33 studies
- Chicago, IL29 studies
- Orlando, FL27 studies
- Dallas, TX23 studies
- Miami, FL23 studies
- Washington, DC20 studies
- Atlanta, GA20 studies
- Austin, TX19 studies
- Las Vegas, NV19 studies
- Jacksonville, FL19 studies
- New York City, NY19 studies
Other studies in O'Fallon
- Obesity11 studies
- Prostate Cancer9 studies
- Major Depressive Disorder8 studies
- Non-Small Cell Lung Cancer8 studies
- Acute Myeloid Leukemia7 studies
- Breast Cancer7 studies
- Lung Cancer7 studies
- Kidney Cancer (Renal Cell Carcinoma)6 studies
- Melanoma5 studies
- Colorectal Cancer5 studies
- Depression4 studies
- Schizophrenia4 studies
From ClinicalTrials.gov, data retrieved Nov 15, 2026. Each study sets its own eligibility; the study team decides who can join.