Clinical trial • Phase III • Endocrinology|Musculoskeletal
ZENAGAMTIDE for Overweight or obesity | Knee osteoarthritis
Phase III trial of ZENAGAMTIDE for Overweight or obesity | Knee osteoarthritis. Placebo-controlled. 180 participants.
Overview
- Trial Therapeutic Area
- Endocrinology|Musculoskeletal
- Trial Disease
- Overweight or obesity | Knee osteoarthritis
- Trial Stage
- Phase III
- Drug Modality
- Peptide/protein/enzyme
Key dates
- Initial CTIS Submission Date
- 03-12-2025
- First CTIS Authorization Date
- 07-04-2026
Trial design
Placebo-controlled Phase III trial in Bulgaria, Denmark, Greece and others.
- Comparator
- Placebo
- Target Sample Size
- 180
Eligibility
Recruits 180 No vulnerable populations selected; participants must be 18 years or older and provide informed consent..
- Vulnerable Population
- No vulnerable populations selected; participants must be 18 years or older and provide informed consent.
Inclusion criteria
- {"criterion_text":"- 1. Male or female (sex at birth).\n- 2. Age 18 years or above at the time of signing the informed consent.\n- 3. Body mass index (BMI) ≥ CCI kg/m2 at screening.\n- 4. CCI\n- 5. Clinical diagnosis of knee osteoarthritis (OA) (American College of Rheumatology criteria) with radiographic changes (Kellgren Lawrence (KL) grades 2 to 3 as per central reading) in target knee. Target knee joint is defined as most symptomatic knee at screening. If pain in knees is equal, the target knee joint will be the dominant leg.\n- 6. Symptomatic knee OA with first appearance of pain in the target knee > 90 days prior to screening and pain in the target knee for > 15 days over the prior 30 days.\n- 7. Willingness to complete a 72-hour washout period of analgesics before all visits involving WOMAC Osteoarthritis Index NRS 3.1 (24-hour) (WOMAC) questionnaire (acetaminophen 4 g/day is allowed as rescue medication up until 24 hours before those visits)."}
Exclusion criteria
- {"criterion_text":"- 1. Glycated haemoglobin (HbA1c) ≥ 6.5% (48 mmol/mol) as measured by the central laboratory at screening.\n- 2. History of type 1 or type 2 diabetes mellitus as declared by the participant or reported in the medical records.\n- 3. 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 within CCI before screening.\n- 4. Any joint prosthesis or joint replacement in target knee.\n- 5. Arthroscopy or injections into target knee within the last 90 days prior to screening.\n- 6. Any other joint disease in target knee including gout and pseudogout."}
Endpoints
Primary endpoints
- {"endpoint_text":"- Relative change in body weight","definition_or_measurement_approach":"Relative change in body weight (measured as percent change from baseline in body weight)."}
- {"endpoint_text":"- Change in WOMAC Osteoarthritis Index NRS 3.1 (24-hour) (WOMAC) pain score","definition_or_measurement_approach":"Measured using the WOMAC Osteoarthritis Index NRS 3.1 (24-hour) pain score (patient-reported numerical rating scale as per WOMAC instrument)."}
Secondary endpoints
- {"endpoint_text":"- CCI","definition_or_measurement_approach":""}
- {"endpoint_text":"- CCI","definition_or_measurement_approach":""}
- {"endpoint_text":"- Change in WOMAC physical function score","definition_or_measurement_approach":"Measured using the WOMAC physical function subscale."}
- {"endpoint_text":"- Change in SF-36v2® Health Survey Acute (SF-36v2 Acute) physical functioning score","definition_or_measurement_approach":"Measured using the SF-36v2 Acute physical functioning score (patient-reported questionnaire)."}
- {"endpoint_text":"- Change in body weight","definition_or_measurement_approach":"Absolute change in body weight measured at study visits."}
- {"endpoint_text":"- Change in body mass index (BMI)","definition_or_measurement_approach":"Change in BMI calculated from measured weight and height."}
- {"endpoint_text":"- Change in WOMAC stiffness score","definition_or_measurement_approach":"Measured using the WOMAC stiffness subscale."}
- {"endpoint_text":"- Change in WOMAC total score","definition_or_measurement_approach":"Measured using the total WOMAC score (sum of subscales)."}
- {"endpoint_text":"- CCI","definition_or_measurement_approach":""}
- {"endpoint_text":"- Change in waist circumference","definition_or_measurement_approach":"Measured waist circumference at study visits."}
- {"endpoint_text":"- Change in systolic blood pressure (SBP)","definition_or_measurement_approach":"Measured systolic blood pressure (mmHg) at study visits."}
- {"endpoint_text":"- Change in diastolic blood pressure (DBP)","definition_or_measurement_approach":"Measured diastolic blood pressure (mmHg) at study visits."}
- {"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 and Triglycerides","definition_or_measurement_approach":"Fasting lipid panel measured in central laboratory (total cholesterol, HDL, LDL, VLDL, non-HDL, triglycerides)."}
- {"endpoint_text":"- Change in high-sensitivity C-reactive protein (hsCRP)","definition_or_measurement_approach":"Measured hsCRP in central laboratory."}
- {"endpoint_text":"- Change in glycated haemoglobin (HbA1c)","definition_or_measurement_approach":"Measured HbA1c in central laboratory."}
- {"endpoint_text":"- Change in fasting plasma glucose (FPG)","definition_or_measurement_approach":"Measured fasting plasma glucose in central laboratory."}
- {"endpoint_text":"- Use of allowed rescue analgesics during washout period (Yes/no)","definition_or_measurement_approach":"Recorded as Yes/No per participant during washout period."}
- {"endpoint_text":"- Amount of allowed rescue analgesics used during washout period","definition_or_measurement_approach":"Recorded quantity of rescue analgesic use during washout period."}
- {"endpoint_text":"- Use of pain medication (Yes/No)","definition_or_measurement_approach":"Recorded as Yes/No for pain medication use."}
- {"endpoint_text":"- Amount of pain medication used","definition_or_measurement_approach":"Recorded amount of pain medication used."}
- {"endpoint_text":"- Change in pain medication (decrease/no change/increase)","definition_or_measurement_approach":"Categorical change recorded as decrease / no change / increase."}
- {"endpoint_text":"- Change in knee pain intensity (NRS)","definition_or_measurement_approach":"Measured using Numerical Rating Scale (NRS) for knee pain intensity."}
- {"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":"Safety endpoints counted as number of events (TEAEs, TESAEs, TEAEs leading to permanent discontinuation)."}
Recruitment
- Registry Or Advocacy Recruitment
- True, Patient association (unnamed)
- Digital Remote Recruitment
- True; recruitment materials include web adverts, reels, and online recruitment materials and direct-to-patient approaches (country-specific files for web/reel/online recruitment).
- Planned Sample Size
- 180
- Recruitment Window Months
- 26
- Consent Approach
- Informed consent is provided by the participant (age 18 years or above). Subject information and informed consent forms are available as documented L1 files in multiple languages (English and country-specific languages: Bulgarian, Danish/English materials, Greek, Italian, Spanish, Polish). Materials include participant information for adult participants and partner/male partner information where applicable.
Methods
- Direct to patient (specified as a sponsor/third-party duty and in recruitment materials)
- Posters at sites (country-specific recruitment posters listed for multiple countries)
- Web recruitment / online adverts (recruitment-material-web and recruitment reels listed)
- Recruitment advertisements (country-specific recruitment advertisement documents listed)
- Patient association materials (patient-association-material-poster listed for Spain)
- Home delivery / direct-to-patient drug delivery (documents and subject information mention home delivery / direct-to-patient)
Geography
- Total Number Of Sites
- 47
- Total Number Of Participants
- 220
Bulgaria
- Earliest CTIS Part Ii Submission Date
- 30-03-2026
- Latest Decision Or Authorization Date
- 14-04-2026
- Processing Time Days
- 15
- Number Of Sites
- 6
- Number Of Participants
- 35
Sites
- Site Name
- Medical Center D-R Atanasov EOOD
- Contact Person Name
- Lyubomir Atanasov
- Contact Person Email
- liubomir11@yahoo.com
- Site Name
- University Multiprofile Hospital For Active Treatment Saint Georgi EAD
- Department Name
- Clinic of rheumatology
- Contact Person Name
- Krasimir Iliev Kraev
- Contact Person Email
- dr.krasimir.kraev@gmail.com
- Site Name
- University Multiprofile Hospital For Active Treatment St. Ivan Rilski EAD
- Department Name
- Clinic of rheumatology
- Contact Person Name
- Vladimira Vasileva Boyadjieva
- Contact Person Email
- vladimira.boyadzhieva@gmail.com
- Site Name
- Medical Center Excelsior OOD
- Contact Person Name
- Tzvetanka Petrova Petranova
- Contact Person Email
- dr_petranova@yahoo.com
- Site Name
- Uniteversity Muliprofile Hospital For Active Treatment Tsaritsa Yoanna-Isul EAD
- Department Name
- Clinic of orthopedics and traumatolog
- Contact Person Name
- Georgi Petrov Georgiev
- Contact Person Email
- georgievgp@yahoo.com
- Site Name
- Military Medical Academy
- Department Name
- Department of rheumatology
- Contact Person Name
- Boycho Alexandrov Oparanov
- Contact Person Email
- oparanov@abv.bg
Denmark
- Earliest CTIS Part Ii Submission Date
- 26-03-2026
- Latest Decision Or Authorization Date
- 07-04-2026
- Processing Time Days
- 12
- Number Of Sites
- 3
- Number Of Participants
- 30
Sites
- Site Name
- Region Hovedstaden
- Contact Person Name
- Henning Bliddal
- Contact Person Email
- Henning.Bliddal@frh.regionh.dk
- Site Name
- Region Midtjylland
- Contact Person Name
- Ellen-Margrethe Hauge
- Contact Person Email
- ellen.hauge@aarhus.rm.dk
- Site Name
- Sanos A/S
- Contact Person Name
- Marina Harutyunyan-Bønsager
- Contact Person Email
- mahau@regionsjaelland.dk
Greece
- Earliest CTIS Part Ii Submission Date
- 18-12-2025
- Latest Decision Or Authorization Date
- 08-04-2026
- Processing Time Days
- 111
- Number Of Sites
- 8
- Number Of Participants
- 40
Sites
- Site Name
- University General Hospital Attikon General Hospital Of West Attica H Agia Varvara
- Department Name
- 2nd Department of Internal medicine, research institute and Diabetes Center
- Contact Person Name
- Vaia Lambadiari
- Contact Person Email
- vlambad@otenet.gr
- Site Name
- NextHealth S.A.
- Department Name
- Department of Endocrinology, Metabolism & Diabetes
- Contact Person Name
- Maria Somali
- Contact Person Email
- somalimaria@hotmail.com
- Site Name
- Thermi Clinic S.A.
- Department Name
- Diabetes Department
- Contact Person Name
- Emmanouil Pagkalos
- Contact Person Email
- epagkalos@gmail.com
- Site Name
- Athens Medical Center S.A.
- Department Name
- Department of Internal Medicine & Metabolic Diseases
- Contact Person Name
- Gerasimos Karousos
- Contact Person Email
- gkarousosmd@gmail.com
- Site Name
- Laiko General Hospital Of Athens
- Department Name
- First Department of Propaedeutic Internal Medicine
- Contact Person Name
- Alexandros Kokkinos
- Contact Person Email
- rjd@otenet.gr
- Site Name
- Athens Medical Center S.A.
- Department Name
- Diabetes and Obesity Unit
- Contact Person Name
- Georgia Argyrakopoulou
- Contact Person Email
- gargyrakopoulou@gmail.com
- Site Name
- General Hospital Of Athens Alexandra
- Department Name
- Clinical Therapeutics
- Contact Person Name
- Theodora Psaltopoulou
- Contact Person Email
- tpsaltop@gmail.com
- Site Name
- Thermi Clinic S.A. (other site listed)
Italy
- Earliest CTIS Part Ii Submission Date
- 18-12-2025
- Latest Decision Or Authorization Date
- 10-04-2026
- Processing Time Days
- 113
- Number Of Sites
- 9
- Number Of Participants
- 30
Sites
- Site Name
- Universita' Campus Bio-medico Di Roma
- Contact Person Name
- Dario Tuccinardi
- Contact Person Email
- D.Tuccinardi@policlinicocampus.it
- Site Name
- Azienda Ospedaliera Universitaria Federico II Di Napoli
- Contact Person Name
- Fabrizio Pasanisi
- Contact Person Email
- pasanisi@unina.it
- Site Name
- Azienda Ospedaliero Universitaria Di Modena
- Contact Person Name
- Vincenzo Rochira
- Contact Person Email
- vincenzo.rochira@unimore.it
- Site Name
- Azienda Ospedaliero Universitaria Integrata Verona
- Contact Person Name
- Davide Gatti
- Contact Person Email
- davide.gatti@univr.it
- Site Name
- Azienda Sanitaria Universitaria Friuli Centrale
- Contact Person Name
- Fabio Vescini
- Contact Person Email
- fabio.vescini@asufc.sanita.fvg.it
- Site Name
- Istituto Auxologico Italiano
- Contact Person Name
- Simona Bertoli
- Contact Person Email
- simona.bertoli@unimi.it
- Site Name
- Policlinico San Donato S.p.A.
- Contact Person Name
- Alexis Malavazos
- Contact Person Email
- alexis.malavazos@grupposandonato.it
- Site Name
- Azienda Sanitaria Universitaria Friuli Centrale (other site listed)
- Site Name
- Additional Italian listed site
Spain
- Earliest CTIS Part Ii Submission Date
- 03-03-2026
- Latest Decision Or Authorization Date
- 10-04-2026
- Processing Time Days
- 38
- Number Of Sites
- 13
- Number Of Participants
- 40
Sites
- Site Name
- Nuevas Tecnologias En Diabetes Y En Endocrinologia S.L. Profesional
- Contact Person Name
- Alberto Aliaga Verdugo
- Contact Person Email
- a.aliaga@ntde.es
- Site Name
- Hospital Quironsalud Malaga
- Contact Person Name
- José Manuel García Almeida
- Contact Person Email
- jgarciaalmeida@quironsalud.es
- Site Name
- Instituto Medico Quirurgico San Rafael S.A.
- Contact Person Name
- Alfonso Soto González
- Contact Person Email
- asotog30@outlook.es
- Site Name
- Consorcio Hospital General Universitario De Valencia
- Contact Person Name
- Carlos Sánchez Juan
- Contact Person Email
- carlos.sanchez@uv.es
- Site Name
- Hospital Hm Rosaleda Hm La Esperanza
- Contact Person Name
- Manuel Pombo Suárez
- Contact Person Email
- Manuel.pombo.suarez@cicec.es
- Site Name
- Hospital Universitario Infanta Sofía
- Contact Person Name
- José Antonio Balsa
- Contact Person Email
- jbalsa@salud.madrid.org
- Site Name
- Hospital Quironsalud Infanta Luisa
- Contact Person Name
- Margarita Rivas Fernández
- Contact Person Email
- unidaddediabetes.hil@quironsalud.es
- Site Name
- Hospital Universitario Marques De Valdecilla
- Contact Person Name
- Luis Alberto Vázquez Salvi
- Contact Person Email
- luisalberto.vazquez@scsalud.es
- Site Name
- Centro de Especialidades Hermanos Sangro/Hospital Gregorio Marañón
- Contact Person Name
- Marta Supervía
- Contact Person Email
- marta.supervia@salud.madrid.org
- Site Name
- Hospital Germans Trias I Pujol
- Contact Person Name
- Ana Silvia Pellitero Rodriguez
- Contact Person Email
- spellitero.germanstrias@gencat.cat
- Site Name
- Area Sanitaria De Ferrol
- Contact Person Name
- Diego Bellido Guerrero
- Contact Person Email
- diego.bellido.guerrero@sergas.es
- Site Name
- Additional Spanish listed site
- Site Name
- Additional Spanish listed site 2
Poland
- Earliest CTIS Part Ii Submission Date
- 06-03-2026
- Latest Decision Or Authorization Date
- 09-04-2026
- Processing Time Days
- 34
- Number Of Sites
- 8
- Number Of Participants
- 45
Sites
- Site Name
- Narodowy Instytut Geriatrii Reumatologii I Rehabilitacji Im Prof. Dr Hab. Med. Eleonory Reicher
- Department Name
- Centrum Wsparcia Badań Klinicznych
- Contact Person Name
- Jakub Wroński
- Contact Person Email
- jakub.wronski@spartanska.pl
- Site Name
- Centermed Krakow Sp. z o.o.
- Contact Person Name
- Artur Gadek
- Contact Person Email
- drgadek@poczta.onet.pl
- Site Name
- Szpital Specjalistyczny Im. Ludwika Rydygiera W Krakowie Sp. z o.o.
- Department Name
- Oddział Ortopedii i Traumatologii Narządu Ruchu
- Contact Person Name
- Grzegorz Kwiatkowski
- Contact Person Email
- badaniakliniczne@rydygierkrakow.pl
- Site Name
- Centrum Medyczne Intercor Sp. z o.o.
- Contact Person Name
- Roman Junik
- Contact Person Email
- intercor@farmepo.com
- Site Name
- Zdrowie Osteo-Medic S.C. Lidia i Artur Racewicz, Agnieszka i Jerzy Supronik
- Contact Person Name
- Jerzy Supronik
- Contact Person Email
- jerzy_supronik@op.pl
- Site Name
- Clinicmed Daniluk Nowak Sp. k.
- Contact Person Name
- Stefan Daniluk
- Contact Person Email
- daniluk@clinicmed.pl
- Site Name
- Additional Polish listed site 1
- Site Name
- Additional Polish listed site 2
Sponsor
Primary sponsor
- Full Name
- Novo Nordisk A/S
- Organisation Type
- Pharmaceutical company
- Country Of Registered Address
- Denmark
Contract research organisations
- Name
- Icon Clinical Research Limited
- Responsibilities
- Imaging; Central Laboratory (separate entries for imaging and central laboratory support)
- Name
- Iqvia Biotech Limited
- Responsibilities
- eCOA
Third parties
- {"country":"Ireland","full_name":"Icon Clinical Research Limited","duties_or_roles":"Imaging","organisation_type":"Pharmaceutical company"}
- {"country":"United Kingdom","full_name":"Marken Limited","duties_or_roles":"Direct to patient","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":"Ireland","full_name":"Icon Clinical Research Limited","duties_or_roles":"Central Laboratory","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Veeva Systems Inc.","duties_or_roles":"CRF supplier Global Safety Database supplier","organisation_type":"Non-Pharmaceutical company"}
- {"country":"Greece","full_name":"Bioiatriki Private Medical Polyclinic S.A.","duties_or_roles":"Acquire and submit for central reading the Xray images of the target knee.","organisation_type":"Hospital/Clinic/Other health care facility"}
- {"country":"Greece","full_name":"Athens Medical Center S.A.","duties_or_roles":"Acquire and submit for central reading the Xray images of the target knee.","organisation_type":"Hospital/Clinic/Other health care facility"}
- {"country":"United Kingdom","full_name":"Iqvia Biotech Limited","duties_or_roles":"eCOA","organisation_type":"Pharmaceutical company"}
- {"country":"Switzerland","full_name":"Celerion Switzerland AG","duties_or_roles":"","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Roche Diabetes Care Inc.","duties_or_roles":"Blood Glucose Meter","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Colorado Prevention Center","duties_or_roles":"Performance Test: 6-minute walk test (6MWT) and Performance Test: Sit to Stand","organisation_type":"Hospital/Clinic/Other health care facility"}
Investigational products
- Investigational Product Name
- NNC0487-0111 B 10141
- Active Substance
- ZENAGAMTIDE
- Modality
- Peptide/protein/enzyme
- Routes Of Administration
- SUBCUTANEOUS
- Route
- SUBCUTANEOUS
- Frequency
- once-weekly
- Investigational Product Name
- NNC0487-0111 B 10142
- Active Substance
- ZENAGAMTIDE
- Modality
- Peptide/protein/enzyme
- Routes Of Administration
- SUBCUTANEOUS
- Route
- SUBCUTANEOUS
- Frequency
- once-weekly
- Investigational Product Name
- NNC0487-0111 B 10143
- Active Substance
- ZENAGAMTIDE
- Modality
- Peptide/protein/enzyme
- Routes Of Administration
- SUBCUTANEOUS
- Route
- SUBCUTANEOUS
- Frequency
- once-weekly
- Investigational Product Name
- NNC0487-0111 B 10144
- Active Substance
- ZENAGAMTIDE
- Modality
- Peptide/protein/enzyme
- Routes Of Administration
- SUBCUTANEOUS
- Route
- SUBCUTANEOUS
- Frequency
- once-weekly
- Investigational Product Name
- NNC0487-0111 B 10145
- Active Substance
- ZENAGAMTIDE
- Modality
- Peptide/protein/enzyme
- Routes Of Administration
- SUBCUTANEOUS
- Route
- SUBCUTANEOUS
- Frequency
- once-weekly
- Investigational Product Name
- NNC0487-0111 B 10146
- Active Substance
- ZENAGAMTIDE
- Modality
- Peptide/protein/enzyme
- Routes Of Administration
- SUBCUTANEOUS
- Route
- SUBCUTANEOUS
- Frequency
- once-weekly
- Investigational Product Name
- Placebo
- Modality
- Other
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