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A Study of Bimagrumab (LY3985863) and Tirzepatide (LY3298176), Alone or in Combination, in Participants With Obesity or Overweight With Type 2 Diabetes

A Phase 2b Double-Blind, Randomized, Placebo-Controlled Study of Bimagrumab and Tirzepatide, Alone or in Combination, to Investigate the Efficacy and Safety in Adult Participants With Obesity or Overweight With Type 2 Diabetes

Status
Withdrawn
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06901349
Enrollment
0
Registered
2025-03-28
Start date
2025-05-23
Completion date
2025-06-10
Last updated
2025-09-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Obesity, Overweight

Keywords

Type 2 Diabetes, Muscle, Lean, Fat

Brief summary

The main purpose of this study is to see how well and how safely bimagrumab, tirzepatide, and the combination, work in lowering body weight in participants with obesity or overweight and type 2 diabetes. Participation in the study will last about 13 months.

Interventions

Administered SC

DRUGTirzepatide

Administered SC

Administered SC

Administered SC

Sponsors

Eli Lilly and Company
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
No

Inclusion criteria

* Have type 2 diabetes * Have a BMI of ≥27 kilograms per square meter (kg/m2) * 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 type 1 diabetes, latent autoimmune diabetes, or history of ketoacidosis or hyperosmolar state or 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 a history of New York Heart Association (NYHA) Functional Classification III or IV 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 renal impairment * 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 * Currently taking or have taken medications that may cause significant weight gain or promote weight loss within 3 months prior to screening

Design outcomes

Primary

MeasureTime frame
Percent Change from Baseline in Body WeightBaseline, Week 36

Secondary

MeasureTime frame
Change from Baseline in Hemoglobin A1c (HbA1c)Baseline, Week 36
Percentage of Participants Achieving ≥5% Body Weight ReductionBaseline, Week 36
Percentage of Participants Achieving ≥10% Body Weight ReductionBaseline, Week 36
Percentage of Participants Achieving ≥15% Body Weight ReductionBaseline, Week 36
Change from Baseline in Waist CircumferenceBaseline, Week 36
Change from Baseline in Body Mass Index (BMI)Baseline, Week 36
Change from Baseline in Waist-to-Height Ratio (WHtR)Baseline, Week 36
Percent Change from Baseline in Total Body Fat Mass by Dual-Energy X-Ray Absorptiometry (DXA)Baseline, Week 36
Change from Baseline in Liver Fat by MRIBaseline, Week 36
Percent Change from Baseline in High-Sensitivity C-Reactive Protein (hsCRP)Baseline, Week 36
Percent Change from Baseline in Total CholesterolBaseline, Week 36
Percent Change from Baseline in Triglycerides (TG)Baseline, Week 36
Change from Baseline in Systolic Blood Pressure (SBP)Baseline, Week 36
Pharmacokinetics (PK): Steady State Area Under the Concentration Time Curve (AUC-ss) of BimagrumabPredose through Week 52
Percent Change from Baseline in Visceral Adipose Tissue (VAT) by Magnetic Resonance Imaging (MRI)Baseline, Week 36

Countries

Argentina, Canada, China, Japan, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026