NCT07668401

Brief Summary

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.

Trial Health

70
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
400

participants targeted

Target at P50-P75 for phase_3 obesity

Timeline
25mo left

Started Jan 2027

Geographic Reach
5 countries

41 active sites

Status
not yet recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

June 18, 2026

Completed
7 days until next milestone

First Posted

Study publicly available on registry

June 25, 2026

Completed
7 months until next milestone

Study Start

First participant enrolled

January 7, 2027

Expected
2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

January 11, 2029

Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

January 11, 2029

Last Updated

July 21, 2026

Status Verified

July 1, 2026

Enrollment Period

2 years

First QC Date

June 18, 2026

Last Update Submit

July 20, 2026

Conditions

Outcome Measures

Primary Outcomes (1)

  • Relative change in body weight

    Measured as percentage of body weight.

    From baseline (week 0) to week 80

Secondary Outcomes (1)

  • Change in waist circumference

    From baseline (week 0) to week 80

Study Arms (2)

Zenagamtide

EXPERIMENTAL

Participants will be randomized to receive 1 out of 3 different dose levels subcutaneously once weekly.

Drug: Zenagamtide

Placebo

PLACEBO COMPARATOR

Participants will receive placebo matched to Zenagamtide subcutaneously once weekly.

Drug: Placebo ( matched to Zenagamtide)

Interventions

Zenagamtide will be administered subcutaneously using PDS290 pre-filled pen-injectors to one of the body parts: thigh, abdomen or upper arm.

Zenagamtide

Placebo matched to Zenagamtide will be administered subcutaneously using PDS290 pre-filled pen-injectors to one of the body parts: thigh, abdomen or upper arm.

Placebo

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • 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

You may not qualify if:

  • Glycated haemoglobin (HbA1c) ≥ 6.5% (48 mmol/mol) as measured by the central laboratory at screening.
  • History of type 1 or type 2 diabetes mellitus.
  • 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.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (41)

Nirmal Hospital Pvt. Ltd.

Surat, Gujarat, 395002, India

Location

SSG Hospital, Baroda

Vadodara, Gujarat, 390001, India

Location

Karnataka Medical College and Research Institute

Hubbali, Karnataka, 580022, India

Location

Government Medical College, Kozhikode

Kozhikode, Kerala, 673008, India

Location

TOTALL Diabetes Hormone Institute

Indore, Madhya Pradesh, 452010, India

Location

Shree Mahalaxmi DIATONE Institute

Kohlapur, Maharashtra, 416001, India

Location

Excel Endocrine Centre

Kolhāpur, Maharashtra, 416008, India

Location

BSES MG hospital

Mumbai, Maharashtra, 400058, India

Location

All India Institute of Medical Sciences (AIIMS), Nagpur

Nagpur, Maharashtra, 441108, India

Location

Shalini Tai Meghe Hospital and Research Center

Nagpur, Maharashtra, 441110, India

Location

Vijan Hospital & Research Centre

Nashik, Maharashtra, 422005, India

Location

Grant Medical Foundation Ruby Hall Clinic

Pune, Maharashtra, 411001, India

Location

Chellaram Diabetes Institute

Pune, Maharashtra, 411021, India

Location

Maulana Azad Medical College

Delhi, New Delhi, 110002, India

Location

Madras Diabetes Research Foundation

Chennai, Tamil Nadu, 600086, India

Location

Christian Medical College Hospital, Vellore

Vellore, Tamil Nadu, 632004, India

Location

Diabetes Research Center, Hyderabad

Hyderabad, Telangana, 500 082, India

Location

Osmania General Hospital

Hyderabad, Telangana, 500012, India

Location

All India Institute of Medical Science (AIIMS), Guwahati

Assam, 781101, India

Location

SMS Hospital

Jaipur, 302004, India

Location

GMERS Medical college and hospital

Vadodara, 390021, India

Location

OCROM Clinic_Internal medicine

Suita-shi, Osaka, 565-0853, Japan

Location

Kindai University Hospital_Department of Endocrinology, Metabolism and Diabetes

Sakai-shi, Osaka, 590-0197, Japan

Location

Medical Corporation Shinanokai Shinanozaka Clinic_Internal Medicine

Shinjuku-ku, Tokyo, 160-0017, Japan

Location

Tokyo-Eki Center-building Clinic_Internal Medicine

Tokyo, 103-0027, Japan

Location

Fukuwa Clinic_Internal Medicine

Tokyo, 104-0031, Japan

Location

ToCROM Clinic_Internal Medicine

Tokyo, 160-0008, Japan

Location

Hospital Canselor Tuanku Muhriz UKM

Cheras, Kuala Lumpur, 56000, Malaysia

Location

University Malaya Medical Centre

Lembah Pantai, Kuala Lumpur, 59100, Malaysia

Location

Hospital Miri

Miri, Sarawak, 98000, Malaysia

Location

Hospital Melaka

Malacca, 75400, Malaysia

Location

Hospital Putrajaya

Putrajaya, 62250, Malaysia

Location

Seoul National University Bundang Hospital_Endocrinology

Seoungnam-si, Gyeonggi-do, 13620, South Korea

Location

Ajou University Hospital_Family Medicine

Suwon, Gyeonggi-do, 16499, South Korea

Location

Pusan National University Yangsan Hospital_Family Medicine

Yangsan, Gyeongsangnam-do, 50612, South Korea

Location

Kyungpook National University Hospital_Family Medicine

Daegu, 41944, South Korea

Location

Konkuk University Medical Center_Endocrinology

Seoul, 05030, South Korea

Location

Ramathibodi Hospital

Bangkok, 10400, Thailand

Location

Siriraj Institute of Clinical Research

Bangkok, 10700, Thailand

Location

Thammasat Hospital_CRC

Pathum Thani, 12120, Thailand

Location

Songklanagarind Hospital

Songkhla, 90110, Thailand

Location

MeSH Terms

Conditions

ObesityOverweight

Condition Hierarchy (Ancestors)

OvernutritionNutrition DisordersNutritional and Metabolic DiseasesBody WeightSigns and SymptomsPathological Conditions, Signs and Symptoms

Study Officials

  • Clinical Transparency (dept. 2834)

    Novo Nordisk A/S

    STUDY DIRECTOR

Central Study Contacts

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Masking Details
Sponsor staff involved in the clinical trial is masked according to company standard procedures.
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

June 18, 2026

First Posted

June 25, 2026

Study Start (Estimated)

January 7, 2027

Primary Completion (Estimated)

January 11, 2029

Study Completion (Estimated)

January 11, 2029

Last Updated

July 21, 2026

Record last verified: 2026-07

Data Sharing

IPD Sharing
Will share

According to the Novo Nordisk disclosure commitment on novonordisk-trials.com

More information

Locations