NCT07284979Active, not recruitingPhase 3
Efficacy and Safety of KAI-9531 compared with Semaglutide in Participants Living With Obesity Who Do Not Have Diabetes (KaiNETIC-3)
A Phase 3, Randomized, Active- and Placebo-Controlled, Partially-Blinded Study to Compare the Efficacy and Safety of KAI-9531 Administered Once Weekly Versus Semaglutide and Placebo in Participants Living with Obesity Who Do Not Have Diabetes
Source: EU CTIS (euclinicaltrials.eu) · Last updated 18 Aug 2026
Brief summary (registry, in English)
To demonstrate that ribupatide subcutaneous (SC) once weekly (QW) is superior to semaglutide SC QW and placebo SC QW on percent change in body weight
- Status (registry)
- Active, not recruiting
- Phase (registry)
- Phase 3
- Study type
- Interventional
- Enrollment
- 268 (estimated)
- First submitted
- 21 Jan 2026
- Start date
- 24 Jun 2026
- Lead sponsor
- Kailera Therapeutics Inc.
- Diseases
- Obesity
- NCT number
- NCT07284979
- EU CT number
- 2025-523511-11-00
What you commit to
- Study type: Interventional · Phase 3
- Planned participants: 268
- 16 sites in 2 countries
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of EU CTIS (euclinicaltrials.eu). It describes the study, not your situation.
Who cannot take part
Copied verbatim from EU CTIS (euclinicaltrials.eu) and grouped by topic. Only the trial team decides who can take part.
Prior treatment
- Received treatment with semaglutide, tirzepatide, GLP-1 receptor agonist, GLP-1/GIP, or glucagon receptor agonist within 3 months prior to Screening.
- Started medications within 3 months prior to Screening that may cause significant weight change, including, but not limited to, tricyclic antidepressants, atypical antipsychotics, mood stabilizers, phentermine..
- Unstable weight defined as self-reported change in body weight exceeding 5% within the 3 months prior to Screening.
- Known clinically significant gastric-emptying abnormality (eg, severe gastroparesis, gastric outlet obstruction, or inflammatory bowel disease/irritable bowel syndrome) or chronic treatment with medications that directly affect GI motility.
Other illness
- Current diagnosis or history of diabetes mellitus
- Family or personal history of multiple endocrine neoplasia Type 2 or medullary thyroid cancer.
- Uncontrolled hypertension or unstable cardiovascular disease
- History of chronic or acute pancreatitis
- History of suicide attempt.
- History of significant active or unstable Major Depressive Disorder (MDD) or other severe psychiatric disorder
Who the study is looking for
- BMI ≥35 kg/m
- History of being unresponsive to at least 1 self-reported effort to lose weight with diet and/or exercise in the last 6 months.
Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers
Sites (16)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Medical Center Hera EOOD Coordinator of this site? Confirm its status | Montana | Bulgaria | Active, not recruiting |
| Outpatient Clinic For Specialized Outpatient Medical Care In Endocrinology Dr Albena Dinkova EOOD Coordinator of this site? Confirm its status | Pleven | Bulgaria | Active, not recruiting |
| University Multiprofile Hospital For Active Treatment Kaspela EOOD Coordinator of this site? Confirm its status | Plovdiv | Bulgaria | Active, not recruiting |
| Endomedical Center OOD Coordinator of this site? Confirm its status | Sofia | Bulgaria | Active, not recruiting |
| Medical Center-Sv. Dimitar EOOD Coordinator of this site? Confirm its status | Sofia | Bulgaria | Active, not recruiting |
| Diamedical Medical Center 2013 Ltd. Coordinator of this site? Confirm its status | Sofiya | Bulgaria | Active, not recruiting |
| Umbal - Prof. D-R Stoyan Kirkovich AD Coordinator of this site? Confirm its status | Stara Zagora | Bulgaria | Active, not recruiting |
| Diagnostic Consultative Center Equita OOD Coordinator of this site? Confirm its status | Varna | Bulgaria | Active, not recruiting |
| Centrum Medyczne Kermed Renata Bijata-Bronisz I Ewa Kowalinska Sp. j. Coordinator of this site? Confirm its status | Bydgoszcz | Poland | Active, not recruiting |
| Diab Serwis Popenda Sp. j. Coordinator of this site? Confirm its status | Chorzow | Poland | Active, not recruiting |
| Centrum Medyczne All-Med Badania Kliniczne Coordinator of this site? Confirm its status | Cracow | Poland | Active, not recruiting |
| FutureMeds Sp. z o.o. Coordinator of this site? Confirm its status | Gdynia | Poland | Active, not recruiting |
| Pratia S.A. Coordinator of this site? Confirm its status | Gdynia | Poland | Active, not recruiting |
| Specjalistyczna Praktyka Lekarska Diabetologia, Leczenie Cukrzycy i Otylosci Coordinator of this site? Confirm its status | Kielce | Poland | Active, not recruiting |
| Centrum Medyczne Justmed Sp. z o.o. Coordinator of this site? Confirm its status | Warszawa | Poland | Active, not recruiting |
| Centrum Badań Klinicznych Piotr Napora Lekarze Sp. p. Coordinator of this site? Confirm its status | Wroclaw | Poland | Active, not recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.