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Not yet taking people in South KoreaPhase 3

Zenagamtide weekly injections for weight loss in Asian adults with overweight or obesity

Tests zenagamtide against placebo in Asian adults with overweight or obesity.

Plain-language title generated from the registry record
Registry title: AMAZE 13: A Research Study Investigating How Well the Medicine Zenagamtide Helps People in Asia With Excess Body Weight Lose Weight

Key facts

Where
Daegu, Seoul, Seoungnam-si, Suwon, and Yangsan, South KoreaSee the 7 sites
Phase
Phase 3

Where in South Korea

  • Kyungpook National University Hospital_Family MedicineDaegu, South KoreaNo longer taking part
  • Konkuk University Medical Center_EndocrinologySeoul, South KoreaNo longer taking part
  • Seoul National University Hospital_Family MedicineSeoul, South KoreaNo longer taking part
  • Severance Hospital, Yonsei University Health System_Family MedicineSeoul, South KoreaNo longer taking part
  • Seoul National University Bundang Hospital_EndocrinologySeoungnam-si, South KoreaNo longer taking part
  • Ajou University Hospital_Family MedicineSuwon, South KoreaNo longer taking part
  • Pusan National University Yangsan Hospital_Family MedicineYangsan, South KoreaNo longer taking part

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
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Trial details

Who runs it
Novo Nordisk A/S
Trial code
NCT07668401
Record updated
24 August 2026
Original description
The purpose of this clinical study is to find out if zenagamtide is safe and effective for treating people who have excess body weight. There are 2 study treatments in this study taken as injections under the skin once a week. Participants will either get zenagamtide (the treatment being tested) or placebo (a treatment that has no active medicine in it). Which treatment participants get is decided by chance.Read full original descriptionShow less

Efficacy and Safety of Zenagamtide s.c. Once-weekly in Asian Participants With Overweight or Obesity (AMAZE 13)

The purpose of this clinical study is to find out if zenagamtide is safe and effective for treating people who have excess body weight. There are 2 study treatments in this study taken as injections under the skin once a week. Participants will either get zenagamtide (the treatment being tested) or placebo (a treatment that has no active medicine in it). Which treatment participants get is decided by chance.

Inclusion: Male or female (sex assigned at birth, inclusive of all gender identities); Age 18 years or above at the time of signing the informed consent.

Exclusion: Treatment with glucagon-like-peptide-1 (GLP-1) receptor agonists (RA), dual GLP-1/gastric inhibitory peptide (GIP) RAs (or any other GLP-1 based treatment) or amylin analogues before screening; History of type 1 or type 2 diabetes mellitus; Glycated haemoglobin (HbA1c) ≥ 6.5% (48 mmol/mol) as measured by the central laboratory at screening.

ClinicalTrials.gov NCT07668401