Clinical trial Recruiting at 40 sites Phase 2 Interventional Ages 18 to 75

Weight management with macupatide and eloralintide, alone or together

Official title: A Phase 2b, Parallel-Group, Double-Blind, Placebo-Controlled Study to Investigate Weight Management With Macupatide and Eloralintide, Alone or in Combination, in Adult Participants With Obesity or Overweight and Without Type 2 Diabetes

Run by Eli Lilly and Company · NCT07589608 · Data updated 2026-11-12

This study tests whether macupatide and eloralintide, by themselves or in combination, can help adults who are overweight or have obesity lose weight compared with placebo.

Quick facts

PhasePhase 2
Study typeInterventional
Ages18 Years to 75 Years
SexAll
Enrollment400 (estimated)
SponsorEli Lilly and Company
Industry-sponsored
Locations40 sites (Chandler, Arizona and 39 other locations)
StatusRecruiting
StartedMay 15, 2026
Main results expectedSeptember 2027
Study endsFebruary 2028
Registry record updatedOctober 8, 2026
Trial IDNCT07589608 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Adults with overweight or obesity who do not have type 2 diabetes and meet the master protocol CWMM eligibility criteria are potential candidates.

Probably not a fit

People with type 2 diabetes or other listed exclusion criteria may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This Phase 2, master protocol study examines the body weight lowering effects and safety of macupatide and eloralintide, alone or in combination, in adults with overweight or obesity who do not have type 2 diabetes. Participants are followed for about 64 weeks, with randomization to receive the study drugs or placebo under a controlled clinical setting. The trial uses a shared protocol framework (CWMM) to standardize eligibility and assessments across arms. Primary outcomes focus on weight loss and safety signals, with monitoring for cardiovascular and pancreatic adverse events. Locations include cardiovascular/hepatology research centers in Arizona, enrolling eligible adults according to the overarching protocol’s criteria.

Why it matters

Potential benefit: If successful, participants could experience meaningful weight loss and improved health markers related to obesity.

How similar studies have gone: Previous studies in similar weight-management programs using peptide-based therapies have shown promise, though this exact combination is being tested under a master protocol.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* See Master Protocol CWMM (NCT06143956) for inclusion criteria

Exclusion Criteria:

In addition to exclusion criteria in Master Protocol CWMM (NCT06143956):

* Have type 1 diabetes or type 2 diabetes
* Have an ongoing history of bradyarrhythmia and/or sinus bradycardia
* Have an elevated resting pulse rate (greater than 100 bpm) or reduced resting pulse rate (less than 60 bpm)
* Have a history of acute or chronic pancreatitis
* All concomitant medications should be at a stable dose for at least 3 months prior to screening

Where it's running

  • The Institute for Liver Health II dba Arizona Clinical Trials - Mesa
    Chandler, Arizona, United States
    Recruiting
  • Headlands Research - Scottsdale
    Scottsdale, Arizona, United States
    Recruiting
  • The Institute for Liver Health II dba Arizona Liver Health-Tucson
    Tucson, Arizona, United States
    Recruiting
  • NorCal Medical Research, Inc
    Greenbrae, California, United States
    Recruiting
  • Velocity Clinical Research, Huntington Park
    Huntington Park, California, United States
    Recruiting
  • Peninsula Research Associates
    Rolling Hills Estates, California, United States
    Recruiting
Show 34 more locations
  • Diablo Clinical Research, Inc.
    Walnut Creek, California, United States
    Recruiting
  • Stamford Therapeutics Consortium
    Stamford, Connecticut, United States
    Recruiting
  • New Horizon Research Center
    Miami, Florida, United States
    Recruiting
  • Indago Research & Health Center, Inc
    Miami Lakes, Florida, United States
    Recruiting
  • Suncoast Clinical Research, Inc.
    New Port Richey, Florida, United States
    Recruiting
  • Charter Research - Winter Park
    Orlando, Florida, United States
    Recruiting
  • Charter Research - Lady Lake
    The Villages, Florida, United States
    Recruiting
  • Medical Research Partners
    Ammon, Idaho, United States
    Recruiting
  • Great Lakes Clinical Trials - Ravenswood
    Chicago, Illinois, United States
    Recruiting
  • Cotton O'Neil Diabetes & Endocrinology
    Topeka, Kansas, United States
    Recruiting
  • Monroe Biomedical Research - Louisville
    Louisville, Kentucky, United States
    Recruiting
  • Knownwell
    Needham, Massachusetts, United States
    Recruiting
  • Lucida Clinical Trials
    New Bedford, Massachusetts, United States
    Recruiting
  • Headlands Research - Detroit
    Southfield, Michigan, United States
    Recruiting
  • Arcturus Healthcare , PLC, Troy Internal Medicine Research Division
    Troy, Michigan, United States
    Recruiting
  • StudyMetrix Research
    City of Saint Peters, Missouri, United States
    Recruiting
  • Clinvest Headlands Llc
    Springfield, Missouri, United States
    Recruiting
  • Las Vegas Medical Research
    Las Vegas, Nevada, United States
    Recruiting
  • Dent Neurologic Institute
    Amherst, New York, United States
    Recruiting
  • Rochester Clinical Research, LLC
    Rochester, New York, United States
    Recruiting
  • Medication Management
    Greensboro, North Carolina, United States
    Recruiting
  • Monroe Biomedical Research
    Monroe, North Carolina, United States
    Recruiting
  • Lucas Research, Inc
    Morehead City, North Carolina, United States
    Recruiting
  • Lucas Research, Inc.
    New Bern, North Carolina, United States
    Recruiting
  • CTI Clinical Research Center
    Cincinnati, Ohio, United States
    Recruiting
  • Tribe Clinical Research, LLC
    Greenville, South Carolina, United States
    Recruiting
  • Quality Medical Research
    Nashville, Tennessee, United States
    Recruiting
  • IMA Clinical Research Austin
    Austin, Texas, United States
    Recruiting
  • FutureSearch Trials of Dallas
    Dallas, Texas, United States
    Recruiting
  • PlanIt Research, PLLC
    Houston, Texas, United States
    Recruiting
  • Endeavor Clinical Trials
    San Antonio, Texas, United States
    Recruiting
  • Texas Valley Clinical Research
    Weslaco, Texas, United States
    Recruiting
  • Sovah Clinical Research-River District
    Danville, Virginia, United States
    Recruiting
  • Central Washington Health Services Association d/b/a Confluence Health
    Wenatchee, Washington, United States
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.