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Clinical Trials/NCT06858839
NCT06858839Active, not recruitingPhase 3

A Phase 3 Randomized, Double-blind, Placebo-controlled Study to Evaluate the Efficacy, Safety, and Tolerability of Maridebart Cafraglutide in Adult Participants Without Type 2 Diabetes Mellitus Who Have Obesity or Are Overweight

Amgen239 sites in 1 country3,853 target enrollmentStarted: March 12, 2025Last updated:
Conditions
Interventions
Drugs

Trial Snapshot

Phase
Phase 3
Status
Active, not recruiting
Sponsor
Amgen
Enrollment
3,853
Locations
239
Primary Endpoint
Percent Change From Baseline in Body Weight at Week 72

Study Overview

Brief Summary

The primary objective of this study is to demonstrate that maridebart cafraglutide is superior to placebo for percent change in body weight.

Study Design

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

Eligibility Criteria

Ages
18 Years to 99 Years (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Age ≥ 18 years.
  • Body mass index ≥ 30 kg/m2 or ≥27 kg/m² to < 30 kg/m2 with at least 1 of the following weight-related comorbidities: hypertension, dyslipidemia, history of obstructive sleep apnea, history of cardiovascular disease, history of metabolic dysfunction-associated steatotic liver disease (MASLD) or Metabolic Dysfunction-Associated Steatohepatitis (MASH).
  • History of at least 1 self-reported unsuccessful attempt at weight loss by diet and exercise.

Exclusion Criteria

  • Type 1 or Typ2 diabetes mellitus.
  • Obesity induced by other endocrinologic disorders.
  • Self-reported change in body weight > 5 kg within 90 days before screening.
  • Family (first-degree relative[s]) or personal history of medullary thyroid carcinoma (MTC) or multiple endocrine neoplasia syndrome type
  • History of chronic pancreatitis or history of acute pancreatitis within 180 days before screening.
  • History of unstable major depressive disorder (MDD) or other severe psychiatric disorder within 2 years before screening.
  • Lifetime history of suicide attempt.

Arms & Interventions

Maridebart Cafraglutide High Dose

Experimental

Participants will receive maridebart cafraglutide high dose subcutaneously (SC) for 72 weeks.

Intervention: Maridebart Cafraglutide (Drug)

Maridebart Cafraglutide Medium Dose

Experimental

Participants will receive maridebart cafraglutide medium dose SC for 72 weeks.

Intervention: Maridebart Cafraglutide (Drug)

Maridebart Cafraglutide Low Dose

Experimental

Participants will receive maridebart cafraglutide low dose SC for 72 weeks.

Intervention: Maridebart Cafraglutide (Drug)

Placebo

Placebo Comparator

Participants will receive placebo SC for 72 weeks.

Intervention: Placebo (Drug)

Outcomes

Primary Outcomes

Percent Change From Baseline in Body Weight at Week 72

Time Frame: Baseline and Week 72

Secondary Outcomes

  • Change From Baseline in Waist Circumference at Week 72(Baseline and Week 72)
  • Participant achieving ≥ 5% reduction in body weight from baseline at week 72(Week 72)
  • Participant achieving ≥ 10% reduction in body weight from baseline at week 72(Week 72)
  • Participant achieving ≥ 15% reduction in body weight from baseline at week 72(Week 72)
  • Participant achieving ≥ 20% reduction in body weight from baseline at week 72(Week 72)
  • Change From Baseline in Systolic Blood Pressure (SBP) at Week 72(Baseline and Week 72)
  • Percent Change From Baseline in Fasting Triglycerides at Week 72(Baseline and Week 72)
  • Change From Baseline in Fasting Glucose at Week 72(Baseline and Week 72)
  • Change From Baseline in the Impact of Weight on Quality of Life-Lite Clinical Trials Version (IWQOL-Lite-CT) Physical Function Composite Score at Week 72(Baseline and Week 72)
  • Change From Baseline in Body Weight at Week 72(Baseline and Week 72)
  • Change From Baseline in Body Mass Index (BMI) at Week 72(Baseline and Week 72)
  • Change From Baseline in Hemoglobin A1c at Week 72(Baseline and Week 72)
  • Percent Change From Baseline in Fasting Insulin at Week 72(Baseline and Week 72)
  • Change From Baseline in Glycemic Status at Week 72(Baseline and Week 72)
  • Percent Change From Baseline in Fasting Lipid Parameters at Week 72(Baseline and Week 72)
  • Change From Baseline in Diastolic Blood Pressure (DBP) at Week 72(Baseline and Week 72)
  • Percent Change From Baseline in High-sensitivity C-reactive Protein (hs-CRP) at Week 72(Baseline and Week 72)
  • Change From Baseline in Short Form 36 Health Survey Version 2 (SF-36v2) Acute Physical Function Domain Score at Week 72(Baseline and Week 72)
  • Number of Participants Experiencing Treatment-emergent Adverse Events (TEAEs)(Up to approximately 88 weeks)
  • Plasma Concentration of Maridebart Cafraglutide at Week 72(Week 72)

Investigators

Sponsor
Amgen
Sponsor Class
Industry
Responsible Party
Sponsor

Study Sites (239)

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