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A Study of Brenipatide (LY3537031) in Healthy Participants With Overweight or Obesity

A Phase 1b, Randomized, Investigator- and Participant-Blinded, Placebo-Controlled Multiple-Dose Study to Evaluate the Pharmacodynamics, Safety, Tolerability, and Pharmacokinetics of Brenipatide in Healthy Participants With Overweight or Obesity

Status
Not yet recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07476118
Enrollment
150
Registered
2026-03-17
Start date
2026-03-01
Completion date
2027-02-01
Last updated
2026-03-17

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

Conditions

Obesity, Overweight

Brief summary

The main purpose of this study is to evaluate how different dose levels of brenipatide work and how safe they are in healthy people with overweight or obesity. The study will assess the effects of different doses given as subcutaneous (under the skin) injections. Participation in this study will last about 42 weeks.

Interventions

Administered SC.

OTHERPlacebo

Administered SC.

Sponsors

Eli Lilly and Company
Lead SponsorINDUSTRY

Study design

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

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
Yes

Inclusion criteria

* Are overtly healthy with no comorbidities related to body mass index (BMI), such as type 2 diabetes mellitus or unstable cardiovascular disease, as determined by medical evaluation * Have a BMI within the range of 27.0 to 45.0 kilogram per square meter (kg/m\^2) * Have no significant (not more than 5 percent \[%\]) self-reported weight gain or loss in the past 3 months prior to screening

Exclusion criteria

* Have significant history or presence of cardiovascular, respiratory, hepatic, renal, gastrointestinal (GI), endocrine, hematological, dermatological, or neurological disorders capable of significantly altering the absorption, metabolism, or elimination; constituting a risk when taking the Investigational Medical Product (IMP); or interfering with the interpretation of data * Have a prior diagnosis of type 1 or type 2 diabetes mellitus * Have a history of acute or chronic pancreatitis * Have a personal or family history of medullary thyroid carcinoma or have multiple endocrine neoplasia syndrome type 2 * Have received a glucagon-like peptide-1 (GLP-1) receptor agonist, glucose-dependent insulinotropic polypeptide (GIP)/GLP-1 receptor agonist, GIP/GLP-1/glucagon receptor agonist, or amylin receptor agonist within 6 months prior to screening * Have been treated with prescription and over-the-counter medications, or alternative remedies (including herbal/nutritional supplements), that promote weight loss within 6 months prior to screening * Are pregnant or lactating

Design outcomes

Primary

MeasureTime frame
Percent Change in Body WeightWeek 1, Week 29

Secondary

MeasureTime frame
Number of Participants who discontinued due to an Adverse Events (AEs)Day 1 through Week 37
Percentage of Participants Discontinuing Treatment due to Gastrointestinal (GI) AEsDay 1 through Week 37
Pharmacokinetics (PK): Area Under the Concentration Versus Time Curve (AUC) of BrenipatidePre-dose on Day 1 through Week 37
PK: Maximum Concentration (Cmax) of BrenipatidePre-dose on Day 1 through Week 37
Percentage of Participants Achieving ≥ 5% Reduction in Body WeightWeek 29
Change in Waist CircumferenceWeek 1, Week 29
Change in Waist-to-Height RatioWeek 1, Week 29
Change in Blood PressureWeek 1, Week 29
Change in Fasting Low-density Lipoprotein- Cholesterol (LDL-C)Week 1, Week 29
Change in High-sensitive C-reactive Protein (hsCRP)Week 1, Week 29

Countries

United States

Contacts

CONTACTTrial questions or participation questions: 1-877-CTLILLY (1-877-285-4559)
LillyTrials@Lilly.com1-317-615-4559
CONTACTPhysicians interested in becoming principal investigators please contact
clinical_inquiry_hub@lilly.com
STUDY_DIRECTORCall 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 8 AM - 8 PM Eastern time (UTC/GMT - 5 hours, EST)

Eli Lilly and Company

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 18, 2026