A Study to Investigate Weight Management With Bimagrumab (LY3985863) and Tirzepatide (LY3298176), Alone or in Combination, in Adults With Obesity or Overweight

Purpose

The main purpose of this study is to evaluate the efficacy and safety of Bimagrumab and Tirzepatide, alone or in combination, in adults with obesity or overweight, with at least one obesity related comorbidity, without Type 2 Diabetes. The study will last about 70 weeks.

Conditions

  • Obesity
  • Overweight

Eligibility

Eligible Ages
Between 18 Years and 75 Years
Eligible Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Have a BMI of - ≥30 kilograms per square meter (kg/m2) or - ≥27 kg/m2 and <30 kg/m2, with at least one of the following weight-related comorbidities: - Hypertension - Dyslipidemia - Cardiovascular disease - Obstructive sleep apnea - Have had a stable body weight for the 3 months prior to randomization (<5% body weight gain and/or loss)

Exclusion Criteria

  • Have a prior or planned surgical treatment for obesity - Have at least one laboratory value suggestive of diabetes during screening - Use of metformin, or any other glucose-lowering medications - Have Type 1 Diabetes, latent autoimmune diabetes, been diagnosed with any form of diabetes mellitus except for a prior diagnosis of gestational diabetes mellitus, or history of ketoacidosis or hyperosmolar coma - Have poorly controlled hypertension - 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 ongoing or a history of frequent intermittent or chronic tachyarrhythmia syndromes - Have ongoing or a history of bradyarrhythmias other than sinus bradycardia - Have a history of New York Heart Association (NYHA) Functional Classification III or IV congestive heart failure - Have a history of symptomatic gallbladder disease within the past 2 years - Have signs and symptoms of any liver disease - Have a disease or condition known to cause gastrointestinal malabsorption or a known clinically significant gastric emptying abnormality - Have a history of acute or chronic pancreatitis - Have renal impairment, measured as estimated glomerular filtration rate <30 mL/minute/1.73 m2 - Currently taking or have taken medications that may cause significant weight gain or promote weight loss within 3 months prior to screening

Study Design

Phase
Phase 2
Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel Assignment
Primary Purpose
Treatment
Masking
Double (Participant, Investigator)

Arm Groups

ArmDescriptionAssigned Intervention
Experimental
Part A: Bimagrumab Dose 2 + Tirzepatide Placebo
Participants will receive bimagrumab subcutaneously (SC) and tirzepatide placebo SC
  • Drug: Bimagrumab
    Administered SC
    Other names:
    • LY3985863
    • BYM338
    • VER201
  • Drug: Tirzepatide Placebo
    Administered SC
Active Comparator
Part A: Bimagrumab Placebo + Tirzepatide Dose 1
Participants will receive bimagrumab placebo SC and tirzepatide SC
  • Drug: Tirzepatide
    Administered SC
    Other names:
    • LY3298176
  • Drug: Bimagrumab Placebo
    Administered SC
Active Comparator
Part A: Bimagrumab Placebo + Tirzepatide Dose 2
Participants will receive bimagrumab placebo SC and tirzepatide SC
  • Drug: Tirzepatide
    Administered SC
    Other names:
    • LY3298176
  • Drug: Bimagrumab Placebo
    Administered SC
Experimental
Part A: Bimagrumab Dose 1 + Tirzepatide Dose 1
Participants will receive bimagrumab SC and tirzepatide SC
  • Drug: Bimagrumab
    Administered SC
    Other names:
    • LY3985863
    • BYM338
    • VER201
  • Drug: Tirzepatide
    Administered SC
    Other names:
    • LY3298176
Experimental
Part A: Bimagrumab Dose 1 + Tirzepatide Dose 2
Participants will receive bimagrumab SC and tirzepatide SC
  • Drug: Bimagrumab
    Administered SC
    Other names:
    • LY3985863
    • BYM338
    • VER201
  • Drug: Tirzepatide
    Administered SC
    Other names:
    • LY3298176
Experimental
Part A: Bimagrumab Dose 2 + Tirzepatide Dose 2
Participants will receive bimagrumab SC and tirzepatide SC
  • Drug: Bimagrumab
    Administered SC
    Other names:
    • LY3985863
    • BYM338
    • VER201
  • Drug: Tirzepatide
    Administered SC
    Other names:
    • LY3298176
Placebo Comparator
Part A: Bimagrumab Placebo + Tirzepatide Placebo
Participants will receive bimagrumab placebo SC and tirzepatide placebo SC
  • Drug: Bimagrumab Placebo
    Administered SC
  • Drug: Tirzepatide Placebo
    Administered SC
Experimental
Part B: Bimagrumab Dose 2 (no titration) + Tirzepatide Dose 1
Participants will receive bimagrumab SC and tirzepatide SC
  • Drug: Bimagrumab
    Administered SC
    Other names:
    • LY3985863
    • BYM338
    • VER201
  • Drug: Tirzepatide
    Administered SC
    Other names:
    • LY3298176
Experimental
Part B: Bimagrumab Dose 2 (fast titration) + Tirzepatide Dose 1
Participants will receive bimagrumab SC and tirzepatide SC
  • Drug: Bimagrumab
    Administered SC
    Other names:
    • LY3985863
    • BYM338
    • VER201
  • Drug: Tirzepatide
    Administered SC
    Other names:
    • LY3298176
Experimental
Part B: Bimagrumab Dose 2 (slow titration) + Tirzepatide Dose 1
Participants will receive bimagrumab SC and tirzepatide SC
  • Drug: Bimagrumab
    Administered SC
    Other names:
    • LY3985863
    • BYM338
    • VER201
  • Drug: Tirzepatide
    Administered SC
    Other names:
    • LY3298176
Experimental
Part B: Bimagrumab Dose 1 + Tirzepatide Placebo
Participants will receive bimagrumab SC and tirzepatide placebo SC
  • Drug: Bimagrumab
    Administered SC
    Other names:
    • LY3985863
    • BYM338
    • VER201
  • Drug: Tirzepatide Placebo
    Administered SC
Placebo Comparator
Part B: Bimagrumab Placebo + Tirzepatide Placebo
Participants will receive bimagrumab placebo SC and tirzepatide placebo SC
  • Drug: Bimagrumab Placebo
    Administered SC
  • Drug: Tirzepatide Placebo
    Administered SC

Recruiting Locations

More Details

NCT ID
NCT06643728
Status
Active, not recruiting
Sponsor
Eli Lilly and Company