CClinicalTrials.gg
CompletedNCT06683508Updated May 13, 2026

A Study to Investigate Weight Management With LY3549492 Compared With Placebo in Adult Participants With Obesity or Overweight

A Phase 2 interventional study of LY3549492 and Placebo in Obesity and Overweight, sponsored by Eli Lilly and Company. Completed at 49 sites in United States. Open to participants aged 18 Years to 75 Years. Per ClinicalTrials.gov, last updated 2026-05-13.

Sponsored by Eli Lilly and Company · Phase 2, Interventional, and Treatment

Phase
Phase 2
Study type
Interventional
Enrollment
288
Allocation
Randomized
Ages
18 Years to 75 Years
Sex
All
01

Study summary

The main purpose of this study, performed under the master protocol W8M-MC-CWMM (NCT06143956), is to evaluate the effects of LY3549492 in adults with obesity or overweight. Participation in the study will last about one year.

02

Conditions studied

  • Obesity
  • Overweight
03

In context

Obesity

6,296 studies on the registry are indexed under Obesity; 1,692 are open to participants now.

This study's enrollment of 288 is above the median of 78 across 4,878 interventional studies indexed under Obesity.

Browse Obesity studies →

Lead sponsor

Eli Lilly and Company is the lead sponsor of 2,048 studies on the registry; 140 are open to participants now.

Of its 521 completed or terminated interventional studies of FDA-regulated products, 341 (65%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 75 Years
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

W8M-MC-GN01:

  • Assigned male at birth
  • Assigned female at birth, who are of non-childbearing potential

W8M-MC-CWMM:

  • Have a BMI of

    • ≥ 30 kilograms per square meter (kg/m²) or
    • ≥ 27 kg/m² and \< 30 kg/m² with at least one weight-related comorbidity
  • Have had a stable body weight for the 3 months prior to randomization (\<5% body weight gain and/or loss)

Exclusion criteria

Exclusion Criteria:

W8M-MC-GN01:

  • Have Type 2 Diabetes Mellitus or Type 1 Diabetes Mellitus
  • Have a history of acute or chronic pancreatitis
  • Have renal impairment
  • Individuals who are of childbearing potential

W8M-MC-CWMM:

  • Have a prior or planned surgical treatment for obesity, except prior liposuction or abdominoplasty, if performed >1 year prior to screening.
  • Have type 1 diabetes mellitus, latent autoimmune diabetes in adults, or history of ketoacidosis or hyperosmolar coma.
  • Have poorly controlled hypertension.
  • Have signs and symptoms of any liver disease other than nonalcoholic fatty liver disease.
  • Have any of the following cardiovascular conditions within 3 months prior to screening:

    • acute myocardial infarction
    • cerebrovascular accident (stroke)
    • unstable angina, or
    • hospitalization due to congestive heart failure.
  • Have a history of symptomatic gallbladder disease within the past 2 years
  • Have a lifetime history of suicide attempts.
05

Study design

Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Double (Participant, Investigator)
Enrollment
288 participants (actual)

Study arms

  • Experimental
    LY3549492 Dose 1

    Participants will receive LY3549492 orally

    Drug: LY3549492

  • Experimental
    LY3549492 Dose 2

    Participants will receive LY3549492 orally

    Drug: LY3549492

  • Experimental
    LY3549492 Dose 3

    Participants will receive LY3549492 orally

    Drug: LY3549492

  • Experimental
    LY3549492 Dose 4

    Participants will receive LY3549492 orally

    Drug: LY3549492

  • Experimental
    LY3549492 Dose 5

    Participants will receive LY3549492 orally

    Drug: LY3549492

  • Placebo comparator
    Placebo

    Participants will receive Placebo orally

    Drug: Placebo

Interventions

  • DrugLY3549492

    Administered orally

  • DrugPlacebo

    Administered orally

06

What researchers measure

Primary outcomes

  1. Percent Change from Baseline in Body Weight

    Time frame: Baseline, Week 36

Secondary outcomes

  1. Change from Baseline in Body Weight (kilograms)

    Time frame: Baseline, Week 36

  2. Percentage of Participants who Achieve ≥5% Body Weight Reduction

    Time frame: Baseline, Week 36

  3. Percentage of Participants who Achieve ≥10% Body Weight Reduction

    Time frame: Baseline, Week 36

  4. Change from Baseline in Body Mass Index (BMI)

    Time frame: Baseline, Week 36

  5. Pharmacokinetics (PK): Average Concentration of LY3549492

    Time frame: Week 36

07

Study locations

49 sites
  • The Institute for Liver Health II dba Arizona Clinical Trials - Mesa
    Chandler, Arizona 85225, United States
  • HOPE Research Institute
    Phoenix, Arizona 85032, United States
  • Headlands Research - Scottsdale
    Scottsdale, Arizona 85260, United States
  • The Institute for Liver Health II dba Arizona Liver Health-Tucson
    Tucson, Arizona 85712, United States
  • NorCal Medical Research, Inc
    Greenbrae, California 94904, United States
  • Velocity Clinical Research, Huntington Park
    Huntington Park, California 90255, United States
  • Peninsula Research Associates
    Rolling Hills Estates, California 90274, United States
  • Diablo Clinical Research, Inc.
    Walnut Creek, California 94598, United States
  • Stamford Therapeutics Consortium
    Stamford, Connecticut 06905, United States
  • Northeast Research Institute (NERI)
    Fleming Island, Florida 32003, United States
  • Indago Research & Health Center, Inc
    Hialeah, Florida 33012, United States
  • New Horizon Research Center
    Miami, Florida 33165, United States
  • Suncoast Clinical Research, Inc.
    New Port Richey, Florida 34652, United States
  • Charter Research - Winter Park
    Orlando, Florida 32803, United States
  • Charter Research - Lady Lake
    The Villages, Florida 32162, United States
  • Medical Research Partners
    Ammon, Idaho 83406, United States
  • Great Lakes Clinical Trials - Andersonville
    Chicago, Illinois 60640, United States
  • Great Lakes Clinical Trials - Ravenswood
    Chicago, Illinois 60640, United States
  • NorthShore University Health System
    Skokie, Illinois 60077, United States
  • Iowa Diabetes and Endocrinology Research Center
    West Des Moines, Iowa 50266, United States
  • Cotton O'Neil Diabetes & Endocrinology
    Topeka, Kansas 66606, United States
  • L-MARC Research Center
    Louisville, Kentucky 40213, United States
  • Knownwell
    Needham, Massachusetts 02492, United States
  • Lucida Clinical Trials
    New Bedford, Massachusetts 02740, United States
  • Headlands Research - Detroit
    Southfield, Michigan 48034, United States
  • Arcturus Healthcare , PLC, Troy Internal Medicine Research Division
    Troy, Michigan 48098, United States
  • StudyMetrix Research
    City of Saint Peters, Missouri 63303, United States
  • Clinvest Headlands Llc
    Springfield, Missouri 65807, United States
  • Las Vegas Medical Research
    Las Vegas, Nevada 89128, United States
  • Dent Neurologic Institute
    Amherst, New York 14226, United States
  • Velocity Clinical Research, Syracuse
    East Syracuse, New York 13057, United States
  • North Suffolk Neurology
    Port Jefferson Station, New York 11776, United States
  • Rochester Clinical Research, LLC
    Rochester, New York 14609, United States
  • Medication Management
    Greensboro, North Carolina 27405, United States
  • Monroe Biomedical Research
    Monroe, North Carolina 28112, United States
  • Lucas Research, Inc
    Morehead City, North Carolina 28557, United States
  • Lucas Research, Inc.
    New Bern, North Carolina 28562, United States
  • CTI Clinical Research Center
    Cincinnati, Ohio 45212, United States
  • Tribe Clinical Research, LLC
    Greenville, South Carolina 29607, United States
  • Quality Medical Research
    Nashville, Tennessee 37211, United States
  • IMA Clinical Research Austin
    Austin, Texas 78745, United States
  • Velocity Clinical Research, Dallas
    Dallas, Texas 75230, United States
  • FutureSearch Trials of Dallas
    Dallas, Texas 75251, United States
  • PlanIt Research, PLLC
    Houston, Texas 77079, United States
  • Tekton Research - Fredericksburg Road
    San Antonio, Texas 78229, United States
  • Endeavor Clinical Trials
    San Antonio, Texas 78240, United States
  • Texas Valley Clinical Research
    Weslaco, Texas 78596, United States
  • Spectrum Medical, Inc.
    Danville, Virginia 24541, United States
  • Central Washington Health Services Association d/b/a Confluence Health
    Wenatchee, Washington 98801, United States
08

References and documents

Individual participant data

Plan to share: Yes — Anonymized individual patient level data will be provided in a secure access environment upon approval of a research proposal and a signed data sharing agreement.

Supporting information: Study protocol, Sap, Csr

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on May 13, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT06683508
Lead sponsor
Eli Lilly and Company
Responsible party
Sponsor
First posted
Nov 12, 2024
Start date
Nov 13, 2024
Primary completion
Jan 7, 2026
Completion
May 4, 2026
Last update
May 13, 2026

Study contacts

Call 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 9 AM - 5 PM Eastern time (UTC/GMT - 5 hours, EST)
study director · Eli Lilly and Company

Oversight

Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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This study is completed, as verified in May 2026. You cannot join it, but the record below documents what was studied.

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