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Obesity clinical trials in Ontario, CA

3 studies for Obesity are looking for participants at sites in and around Ontario (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 Clinical Study to Evaluate the Effects of Enicepatide (RO7795068) in Participants With Obesity or Overweight and Type 2 Diabetes

RecruitingPhase 3
  • Catalina Research Institute, LLC, Montclair · 2 mi away
Ages 18 and older · All sexes · Updated Sep 14, 2026 · NCT07351058

Efficacy and Safety of Ribupatide Administered Once Weekly in Participants Living With Obesity or Overweight and Diabetes

RecruitingPhase 3
  • Kailera Clinical Site, Montclair · 2 mi away
Ages 18 and older · All sexes · Updated Sep 3, 2026 · NCT07284901

Extension Trial to Evaluate the Long-term Efficacy, Safety, and Tolerability of Maridebart Cafraglutide (MARITIME-1-EXTENSION)

RecruitingPhase 3
  • Catalina Research Institute, Montclair · 2 mi away
Ages 18 to 99 · All sexes · Updated Sep 3, 2026 · NCT07684235

About Obesity

Read about the causes of obesity and find out what you can do to decrease your risk of its associated health issues.

More about Obesity on MedlinePlus

Obesity trials in other cities

Other studies in Ontario

From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.