Clinical trial • Phase III • Endocrinology|Respiratory

ZENAGAMTIDE for Overweight|Obesity|Obstructive sleep apnoea

Phase III trial of ZENAGAMTIDE for Overweight|Obesity|Obstructive sleep apnoea. Placebo-controlled. 175 participants.

Overview

Trial Therapeutic Area
Endocrinology|Respiratory
Trial Disease
Overweight|Obesity|Obstructive sleep apnoea
Trial Stage
Phase III
Drug Modality
Peptide/protein/enzyme

Key dates

Initial CTIS Submission Date
02-12-2025
First CTIS Authorization Date
30-03-2026

Trial design

Placebo-controlled Phase III trial in Denmark, Germany, Spain and others.

Comparator
Placebo
Target Sample Size
175

Eligibility

Recruits 175 No vulnerable populations selected. Participants must be aged 18 years or above and provide their own informed consent; no assent or special consent procedures for minors are indicated in the record..

Vulnerable Population
No vulnerable populations selected. Participants must be aged 18 years or above and provide their own informed consent; no assent or special consent procedures for minors are indicated in the record.

Inclusion criteria

  • {"criterion_text":"- 1. Male or female (sex at birth)."}
  • {"criterion_text":"- 2. Age 18 years or above at the time of signing informed consent."}
  • {"criterion_text":"- 3. CCI"}
  • {"criterion_text":"- 4. CCI"}
  • {"criterion_text":"- 5. Previously diagnosed moderate-to-severe OSA with an AHI ≥ 15, as diagnosed with polysomnography (PSG), home sleep apnoea test (HSAT), or other method that meets local guidelines prior to screening."}

Exclusion criteria

  • {"criterion_text":"- 1. Glycated haemoglobin (HbA1c) ≥ 6.5% (48 mmol/mol) as measured by the central laboratory at screening."}
  • {"criterion_text":"- 2. History of type 1 or type 2 diabetes mellitus as declared by the participant or reported in the medical records."}
  • {"criterion_text":"- 3. Any planned or previous surgery within 90 days prior to screening for sleep apnoea, including septoplasty, turbinoplasty, or other ear, nose, and throat surgeries, including tonsillectomy and adenoidectomy."}
  • {"criterion_text":"- 4. Significant craniofacial abnormalities that may affect breathing at baseline, for example Treacher Collins syndrome and Pierre Robin Sequence."}
  • {"criterion_text":"- 5. Treatment with glucagon-like-peptide-1 (GLP-1) receptor agonist (RA), dual GLP-1/gastric inhibitory peptide (GIP) RAs (or any other GLP-1 based treatment) or amylin analogues within CCI before screening."}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Relative change in body weight","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in apnoea-hypopnoea index (AHI)","definition_or_measurement_approach":""}

Secondary endpoints

  • {"endpoint_text":"- Relative change in AHI","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Achievement of 50% reduction in AHI (Yes/No)","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Achievement of: AHI < 5 or AHI 5-14 with Epworth Sleepiness Scale (ESS) ≤ 10 (Yes/No)","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in sleep apnoea specific hypoxic burden (SASHB)","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in ESS score","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in Patient-Reported Outcomes Measurement Information System (PROMIS) Short Form v1.0 Sleep-Related Impairment 8a score","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in PROMIS Short Form v1.0 Sleep Disturbance 8b score","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in body weight","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in body mass index (BMI)","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Improvement in obstructive sleep apnoea (OSA) severity category AHI < 5/hour = normal (Yes/No) ≥ 5 and < 15/hour = mild (Yes/No) ≥ 15 and < 30/hour = moderate (Yes/No) ≥ 30/hour = severe (Yes/No)","definition_or_measurement_approach":""}
  • {"endpoint_text":"- CCI","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in waist circumference","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in neck circumference","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in systolic blood pressure (SBP)","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in diastolic blood pressure (DBP)","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in high-sensitivity C-reactive protein (hsCRP)","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in lipids: Total cholesterol High-density lipoprotein (HDL) cholesterol Low-density lipoprotein (LDL) cholesterol Very low-density lipoprotein (VLDL) cholesterol Non-HDL cholesterol Triglycerides","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in fasting plasma glucose","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Change in glycated haemoglobin (HbA1c)","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Number of: Treatment-Emergent Adverse Events (TEAEs) Treatment-Emergent Serious Adverse Events (TESAEs) TEAEs leading to permanent treatment discontinuation","definition_or_measurement_approach":""}

Recruitment

Registry Or Advocacy Recruitment
Yes
Digital Remote Recruitment
Yes
Planned Sample Size
175
Recruitment Window Months
28
Consent Approach
Informed consent obtained from participants themselves (participants must be ≥18 years). Subject information and informed consent form documents (l1...) are available for Denmark, Germany, Spain and Poland (adult PIIC documents listed in the document set). No assent procedures for minors are indicated.

Methods

  • Direct to patient (Marken Limited) - 'Direct to patient' activities listed in sponsor third-party duties; global/direct-to-patient recruitment channel mentioned
  • Digital recruitment (Spain) - recruitment-material-web, recruitment-material-reel, recruitment-material-carousel (documents indicate web and social media materials for Spain)
  • Patient-association recruitment (Spain) - 'recruitment-material-patient-association-poster-spanish' document indicating use of patient association materials
  • Site-based recruitment (Germany) - site-specific recruitment materials and recruitment-arrangements documents for Germany (k1_de and k2_de documents)
  • Local-language recruitment materials and posters (Denmark, Poland, Germany, Spain) - country-specific recruitment-arrangement and recruitment-poster documents exist for DK, DE, ES, PL

Geography

Total Number Of Sites
26
Total Number Of Participants
125

Denmark

Earliest CTIS Part Ii Submission Date
13-03-2026
Latest Decision Or Authorization Date
30-03-2026
Processing Time Days
17
Number Of Sites
2
Number Of Participants
25

Sites

Site Name
Region Midtjylland
Contact Person Name
Therese Ovesen
Contact Person Email
theroves@rm.dk
Site Name
Region Sjaelland
Contact Person Name
Asbjørn Kørvel-Hanquist
Contact Person Email
asbp@regionsjaelland.dk

Germany

Earliest CTIS Part Ii Submission Date
26-01-2026
Latest Decision Or Authorization Date
31-03-2026
Processing Time Days
64
Number Of Sites
6
Number Of Participants
30

Sites

Site Name
Institut fuer Diabetesforschung Muenster GmbH
Contact Person Name
Ludger Rose
Contact Person Email
l.rose@diabetes-muenster.de
Site Name
Siteworks GmbH (Bochum)
Department Name
Siteworks - Zentrum für klinische Studien Bochum
Contact Person Name
Annemone Köchel
Contact Person Email
koechel@siteworks-research.de
Site Name
Siteworks GmbH (Karlsruhe)
Department Name
Siteworks - Zentrum für klinische Studien Karlsruhe
Contact Person Name
Julia Chevts
Contact Person Email
chevts@siteworks-research.de
Site Name
Siteworks GmbH (Hanover)
Department Name
Siteworks - Zentrum für klinische Studien Hannover
Contact Person Name
Ulrike Lengler
Contact Person Email
lengler@siteworks-research.de
Site Name
Siteworks Prüfzentrum Schleswig | RespiRatio
Department Name
Siteworks Prüfzentrum Schleswig | RespiRatio
Contact Person Name
Andreas Deimling
Contact Person Email
deimling.andreas@gmx.de
Site Name
Diabeteszentrum Hamburg West (DZHW) Gemeinschaftspraxis Dr. Wendisch, Dr. Dahl und Prof. Dr. Aberle
Department Name
Diabeteszentrum Hamburg-West (DZHW)
Contact Person Name
Dominik Dahl
Contact Person Email
dr.dahl@dzhw.de

Spain

Earliest CTIS Part Ii Submission Date
06-02-2026
Latest Decision Or Authorization Date
30-03-2026
Processing Time Days
52
Number Of Sites
9
Number Of Participants
35

Sites

Site Name
Hospital Universitario Ramon Y Cajal
Contact Person Name
Irene Micaela Cano Pumarega
Contact Person Email
irene.cano@salud.madrid.org
Site Name
Asociacion Instituto De Investigacion Sanitaria Bioaraba
Contact Person Name
Carlos Egea
Site Name
Hospital San Pedro
Contact Person Name
Alejandra Roncero
Contact Person Email
aroncerol@riojasalud.es
Site Name
Hospital Universitario Quironsalud Madrid
Contact Person Name
José María Echave-Susaeta
Contact Person Email
jose.echave@quironsalud.de
Site Name
Hospital Nisa Sevilla Aljarafe
Contact Person Name
Cristobal Morales Portillo
Contact Person Email
moralesPCJ@vithas.es
Site Name
Hospital Universitari De Santa Maria
Contact Person Name
Ferrán Barbé
Contact Person Email
febarbe.lleida.ics@gencat.cat
Site Name
Fundacio Hospital Universitari Vall D’Hebron Institut De Recerca
Contact Person Name
Andreea Ciudin
Contact Person Email
andreea.ciudin@vallhebron.cat
Site Name
Instituto De Investigaciones Del Sueno S.L.
Contact Person Name
Diego García-Borreguero
Contact Person Email
dgb.investigation@iis.es
Site Name
Hospital Universitario De Guadalajara SESCAM
Contact Person Name
Olga Mediano San Andrés
Contact Person Email
olga.mediano@uah.es

Poland

Earliest CTIS Part Ii Submission Date
05-03-2026
Latest Decision Or Authorization Date
09-04-2026
Processing Time Days
35
Number Of Sites
9
Number Of Participants
35

Sites

Site Name
National Institute Of Tuberculosis And Lung Diseases
Department Name
II Klinika Chorób Płuc
Contact Person Name
Paweł Śliwiński
Contact Person Email
2klinika@igichp.edu.pl
Site Name
5 Wojskowy Szpital Kliniczny Z Poliklinika Samodzielny Publiczny Zaklad Opieki Zdrowotnej W Krakowie
Department Name
Klinika Kardiologii i Chorób Wewnętrznych
Contact Person Name
Mateusz Sidor
Contact Person Email
m.sidor@5wszk.com.pl
Site Name
Etg Warszawa Sp. z o.o.
Contact Person Name
Luiza Jonczak
Contact Person Email
warszawa@etg-network.com
Site Name
4 Wojskowy Szpital Kliniczny Z Poliklinika Samodzielny Publiczny Zaklad Opieki Zdrowotnej We Wroclawiu
Contact Person Name
Mateusz Tabin
Contact Person Email
tabin.kliniczne@gmail.com
Site Name
Centrum Badan Klinicznych Pi-House Sp. z o.o.
Contact Person Name
Monika Łukaszewicz
Contact Person Email
pihouse@pihouse.pl
Site Name
Panstwowy Instytut Medyczny Ministerstwa Spraw Wewnetrznych I Administracji
Department Name
Klinika Chorób Wewnętrznych, Endokrynologii i Diabetologii
Contact Person Name
Edward Franek
Contact Person Email
edward.franek@cskmswia.gov.pl
Site Name
Uniwersytecki Szpital Kliniczny W Poznaniu
Department Name
Oddział Pulmonologii, Alergologii i Onkologii Pulmonologicznej
Contact Person Name
Szczepan Cofta
Contact Person Email
s.cofta@gmail.com
Site Name
Gyncentrum Sp. z o.o.
Department Name
NZOZ GynCentrum – Oddział Warszawa
Contact Person Name
Alina Kuryłowicz
Site Name
Uniwersyteckie Centrum Kliniczne
Department Name
Klinika Nadciśnienia Tętniczego i Diabetologii
Contact Person Name
Michał Hoffmann
Contact Person Email
michalhoffmann@gumed.edu.pl

Sponsor

Primary sponsor

Full Name
Novo Nordisk A/S
Organisation Type
Pharmaceutical company
Country Of Registered Address
Denmark

Contract research organisations

Name
IQVIA Limited
Responsibilities
WatchPAT300
Name
Icon Clinical Research Limited
Responsibilities
Central Laboratory; Imaging

Third parties

  • {"country":"United Kingdom","full_name":"Marken Limited","duties_or_roles":"Direct to patient","organisation_type":"Pharmaceutical company"}
  • {"country":"United Kingdom","full_name":"IQVIA Limited","duties_or_roles":"WatchPAT300","organisation_type":"Pharmaceutical company"}
  • {"country":"Ireland","full_name":"Icon Clinical Research Limited","duties_or_roles":"Central Laboratory","organisation_type":"Pharmaceutical company"}
  • {"country":"Netherlands","full_name":"4G Clinical B.V.","duties_or_roles":"RTSM/IWRS supplier and RTSM/IWRS helpdesk","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"United States","full_name":"Veeva Systems Inc.","duties_or_roles":"CRF supplier and Global Safety Database supplier","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"Ireland","full_name":"Icon Clinical Research Limited","duties_or_roles":"Imaging","organisation_type":"Pharmaceutical company"}
  • {"country":"United Kingdom","full_name":"Iqvia Biotech Limited","duties_or_roles":"eCOA","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Roche Diabetes Care Inc.","duties_or_roles":"Blood Glucose Meter","organisation_type":"Pharmaceutical company"}
  • {"country":"Switzerland","full_name":"Celerion Switzerland AG","duties_or_roles":"","organisation_type":"Pharmaceutical company"}
  • {"country":"Austria","full_name":"The Siesta Group Schlafanalyse GmbH","duties_or_roles":"Polysomnography (PSG)","organisation_type":"Laboratory/Research/Testing facility"}

Investigational products

Investigational Product Name
NNC0487-0111 B 10141
Active Substance
ZENAGAMTIDE
Modality
Peptide/protein/enzyme
Routes Of Administration
SUBCUTANEOUS
Route
SUBCUTANEOUS
Authorisation Status
prodAuthStatus:1
Investigational Product Name
NNC0487-0111 B 10144
Active Substance
ZENAGAMTIDE
Modality
Peptide/protein/enzyme
Routes Of Administration
SUBCUTANEOUS
Route
SUBCUTANEOUS
Authorisation Status
prodAuthStatus:1
Investigational Product Name
NNC0487-0111 B 10142
Active Substance
ZENAGAMTIDE
Modality
Peptide/protein/enzyme
Routes Of Administration
SUBCUTANEOUS
Route
SUBCUTANEOUS
Authorisation Status
prodAuthStatus:1
Investigational Product Name
NNC0487-0111 B 10146
Active Substance
ZENAGAMTIDE
Modality
Peptide/protein/enzyme
Routes Of Administration
SUBCUTANEOUS
Route
SUBCUTANEOUS
Authorisation Status
prodAuthStatus:1
Investigational Product Name
NNC0487-0111 B 10145
Active Substance
ZENAGAMTIDE
Modality
Peptide/protein/enzyme
Routes Of Administration
SUBCUTANEOUS
Route
SUBCUTANEOUS
Authorisation Status
prodAuthStatus:1
Investigational Product Name
NNC0487-0111 B 10143
Active Substance
ZENAGAMTIDE
Modality
Peptide/protein/enzyme
Routes Of Administration
SUBCUTANEOUS
Route
SUBCUTANEOUS
Authorisation Status
prodAuthStatus:1
Investigational Product Name
Placebo
Modality
Other

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