NCT07369011RecruitingPhase 3
A Study of Eloralintide (LY3841136) in Participants With Obstructive Sleep Apnea and Obesity or Overweight
A Master Protocol for Phase 3 Randomized, Double-Blind, Placebo-Controlled Studies to Investigate the Efficacy and Safety of Once Weekly Eloralintide in Adult Participants With Moderate to Severe Obstructive Sleep Apnea, and Obesity or Overweight
Source: ClinicalTrials.gov · Last updated 4 Nov 2026
Brief summary (registry, in English)
The purpose of the studies is to evaluate the efficacy and safety of eloralintide in participants with moderate-to-severe obstructive sleep apnea and obesity or overweight. YDAO is a master protocol designed to support two independent studies: YSA1 and YSA2. Study YSA1 will include participants who are unable or unwilling to use Positive Airway Pressure (PAP) therapy and study YSA2 will include participants who are on PAP therapy for at least 3 months at time of screening and plan to continue PAP therapy during the study. Participants will be assigned to the Intervention-Specific Appendix (ISA) that reflects their current PAP usage. Participation in the study will last about 76 weeks.
- Status (registry)
- Recruiting
- Phase (registry)
- Phase 3
- Study type
- Interventional
- Enrollment
- 800 (estimated)
- First submitted
- 23 Jan 2026
- Start date
- 10 Feb 2026
- Primary completion date
- Mar 2028
- Lead sponsor
- Eli Lilly and Company
- Diseases
- Obesity
- NCT number
- NCT07369011
- EU CT number
- 2025-523769-11-00
What you commit to
- Study type: Interventional · Phase 3
- Planned participants: 800
- From 10 Feb 2026 to the primary completion date, Mar 2028
- 115 sites in 11 countries
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Prior treatment
- Have a prior or planned surgical treatment for obesity (liposuction, cryolipolysis, or abdominoplasty allowed if performed \>1 year before screening)
- Have a prior or planned endoscopic procedure and/or device-based therapy for obesity (prior device-based therapy acceptable if device removal was more than 6 months prior to screening)
- Any previous or planned surgery for sleep apnea or major ear, nose or throat surgery that still may affect breathing at time of screening
- Have had within 90 days prior to screening:
- acute myocardial infarction
- cerebrovascular accident (stroke)
- coronary artery revascularization
- unstable angina, or
- hospitalization due to congestive heart failure
- Have taken medications or alternative remedies intended for weight loss within 90 days of screening
Other illness
- Have type 1 diabetes, type 2 diabetes, or any other type of diabetes
- Have a history or diagnosis of New York Heart Association Functional Classification Class IV congestive heart failure
Who the study is looking for
- Confirmed history of moderate-to-severe OSA
- Have an AHI ≥ 15 on polysomnography (PSG) as part of the study at screening
- Have a BMI ≥27 kg/m2 at screening
- Have a stable body weight (\<5% body weight change) for 90 days prior to screening
- Have a history of at least one self-reported unsuccessful dietary effort to reduce body weight
- For YSA1 Participants:
- Are unable or unwilling to use PAP therapy
- For YSA2 Participants:
- Have been on PAP therapy for at least three consecutive months prior to screening and plan to continue PAP therapy during the study
Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers
Sites (115)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Nightingale Research Coordinator of this site? Confirm its status | Adelaide | Australia | Recruiting |
| Flinders University Coordinator of this site? Confirm its status | Bedford Park | Australia | Recruiting |
| Box Hill Hospital Coordinator of this site? Confirm its status | Box Hill | Australia | Recruiting |
| Core Research Group Coordinator of this site? Confirm its status | Brisbane | Australia | Recruiting |
| Austin Health - Repatriation Hospital Coordinator of this site? Confirm its status | Heidelberg West | Australia | Recruiting |
| CDH Research Institute Pty Ltd Coordinator of this site? Confirm its status | Maroochydore | Australia | Recruiting |
| Gold Coast University Hospital Coordinator of this site? Confirm its status | Southport | Australia | Recruiting |
| TrialsWest - Spearwood Coordinator of this site? Confirm its status | Spearwood | Australia | Recruiting |
| Instituto de Pesquisa Clínica de Campinas Coordinator of this site? Confirm its status | Campinas | Brazil | Suspended |
| Centro de Pesquisa Clínica de Marília - CPCLIM Coordinator of this site? Confirm its status | Marília | Brazil | Suspended |
| Nucleo de Pesquisa Clínica do Rio Grande do Sul Coordinator of this site? Confirm its status | Porto Alegre | Brazil | Suspended |
| CEMER - Centro Médico do Recife Coordinator of this site? Confirm its status | Recife | Brazil | Suspended |
| Ruschel Medicina e Pesquisa Clínica Coordinator of this site? Confirm its status | Rio de Janeiro | Brazil | Suspended |
| Prognosis Pesquisa Clínica Coordinator of this site? Confirm its status | Santo André | Brazil | Suspended |
| BR Trials-Ensaios Clinicos e Consultoria Coordinator of this site? Confirm its status | São Paulo | Brazil | Suspended |
| CPHosp Medicina, Ensino e Pesquisa (CPQuali) Coordinator of this site? Confirm its status | São Paulo | Brazil | Suspended |
| Incor - Instituto do Coracao Coordinator of this site? Confirm its status | São Paulo | Brazil | Suspended |
| CEPIC - Centro Paulista de Investigação Clínica Coordinator of this site? Confirm its status | São Paulo | Brazil | Suspended |
| MyCliniResearch, Inc. Coordinator of this site? Confirm its status | Calgary | Canada | Recruiting |
| Alpha Recherche Clinique - Lévis Coordinator of this site? Confirm its status | Lévis | Canada | Recruiting |
| Alpha Recherche Clinique Coordinator of this site? Confirm its status | Québec | Canada | Recruiting |
| C.I.C. Saint-Laurent Coordinator of this site? Confirm its status | Saint-Laurent | Canada | Recruiting |
| Maple Leaf Research Coordinator of this site? Confirm its status | Toronto | Canada | Recruiting |
| C.I.C. Mauricie inc. Coordinator of this site? Confirm its status | Trois-Rivières | Canada | Recruiting |
| China-Japan Friendship Hospital Coordinator of this site? Confirm its status | Beijing | China | Recruiting |
| The Second Hospital of Jilin University Coordinator of this site? Confirm its status | Changchun | China | Recruiting |
| The First Hospital of Jilin University Coordinator of this site? Confirm its status | Changchun | China | Recruiting |
| The Third Xiangya Hospital of Central South University Coordinator of this site? Confirm its status | Changsha | China | Recruiting |
| Sichuan Provincial People's Hospital Coordinator of this site? Confirm its status | Chengdu | China | Recruiting |
| The First Affiliated Hospital of Chongqing Medical University Coordinator of this site? Confirm its status | Chongqing | China | Recruiting |
| The First Affiliated Hospital of Guangzhou Medical University Coordinator of this site? Confirm its status | Guangzhou | China | Recruiting |
| The Second People's Hospital of Hefei Coordinator of this site? Confirm its status | Hefei | China | Not yet recruiting |
| The First People's Hospital of Yunnan Province Coordinator of this site? Confirm its status | Kunming | China | Recruiting |
| Gansu Provincial Hospital Coordinator of this site? Confirm its status | Lanzhou | China | Recruiting |
| The First Affiliated Hospital of Henan University of Science &Technology Coordinator of this site? Confirm its status | Luoyang Shi | China | Recruiting |
| Jiangxi Provincial People's Hospital Coordinator of this site? Confirm its status | Nanchang | China | Recruiting |
| Nanjing First Hospital Coordinator of this site? Confirm its status | Nanjing | China | Recruiting |
| The Second Affiliated Hospital of Guangxi Medical University Coordinator of this site? Confirm its status | Nanning | China | Recruiting |
| Ningbo First Hospital Coordinator of this site? Confirm its status | Ningbo | China | Recruiting |
| Shanghai Sixth People's Hospital Coordinator of this site? Confirm its status | Shanghai | China | Not yet recruiting |
| Shanghai East Hospital Coordinator of this site? Confirm its status | Shanghai | China | Recruiting |
| Shenzhen Hospital of Southern Medical University Coordinator of this site? Confirm its status | Shenzhen | China | Recruiting |
| Shenzhen People's Hospital Coordinator of this site? Confirm its status | Shenzhen | China | Recruiting |
| The Second Affiliated Hospital of Soochow University Coordinator of this site? Confirm its status | Suzhou | China | Recruiting |
| Wuxi People's Hospital Coordinator of this site? Confirm its status | Wuxi | China | Recruiting |
| Xianyang Hospital of Yan'an University Coordinator of this site? Confirm its status | Xianyang | China | Recruiting |
| CIMS Studienzentrum Bamberg Coordinator of this site? Confirm its status | Bamberg | Germany | Recruiting |
| Advanced Sleep Research Coordinator of this site? Confirm its status | Berlin | Germany | Recruiting |
| InnoDiab Forschung Gmbh Coordinator of this site? Confirm its status | Essen | Germany | Recruiting |
| Siteworks GmbH Hannover Coordinator of this site? Confirm its status | Hanover | Germany | Recruiting |
| Siteworks GmbH - Zentrum für klinische Studien Karlsruhe Coordinator of this site? Confirm its status | Karlsruhe | Germany | Recruiting |
| Universitätsklinikum Marburg Coordinator of this site? Confirm its status | Marburg | Germany | Recruiting |
| RED-Institut GmbH Coordinator of this site? Confirm its status | Oldenburg | Germany | Recruiting |
| Somni bene Coordinator of this site? Confirm its status | Schwerin | Germany | Recruiting |
| Hospital Universitario de Guadalajara Coordinator of this site? Confirm its status | Guadalajara | Spain | Recruiting |
| Hospital Universitari de Santa Maria Coordinator of this site? Confirm its status | Lleida | Spain | Recruiting |
| Hospital San Pedro Coordinator of this site? Confirm its status | Logroño | Spain | Recruiting |
| Instituto de Investigaciones del Sueno Coordinator of this site? Confirm its status | Madrid | Spain | Recruiting |
| Hospital Universitario La Paz Coordinator of this site? Confirm its status | Madrid | Spain | Recruiting |
| Hospital Universitario Ramón y Cajal Coordinator of this site? Confirm its status | Madrid | Spain | Recruiting |
| Hospital Universitario Virgen de la Victoria Coordinator of this site? Confirm its status | Málaga | Spain | Recruiting |
| Hospital Quiron Infanta Luisa Coordinator of this site? Confirm its status | Seville | Spain | Recruiting |
| Hospital Universitario Virgen del Rocio Coordinator of this site? Confirm its status | Seville | Spain | Recruiting |
| SDS Tuberculosis Research Center & Rajiv Gandhi Institute of Chest Diseases Coordinator of this site? Confirm its status | Bengaluru | India | Not yet recruiting |
| St. Johns Medical College Hospital Coordinator of this site? Confirm its status | Bengaluru | India | Not yet recruiting |
| Utkal Institute of Medical Sciences and Hospital Coordinator of this site? Confirm its status | Bhubaneswar | India | Recruiting |
| Endolife Speciality Hospitals Coordinator of this site? Confirm its status | Guntur | India | Recruiting |
| KRIMS Hospital Coordinator of this site? Confirm its status | Nagpur | India | Recruiting |
| Sir Ganga Ram Hospital Coordinator of this site? Confirm its status | New Delhi | India | Recruiting |
| All India Institute of Medical Sciences Coordinator of this site? Confirm its status | New Delhi | India | Recruiting |
| Deenanath Mangeshkar Hospital & Research Centre Coordinator of this site? Confirm its status | Pune | India | Recruiting |
| All India Institute of Medical Sciences Coordinator of this site? Confirm its status | Raipur | India | Recruiting |
| All India Institute of Medical Sciences, Rishikesh Coordinator of this site? Confirm its status | Rishikesh | India | Recruiting |
| Bhakti Vedanta Hospital and Research Institute Coordinator of this site? Confirm its status | Thane | India | Recruiting |
| Rhythm Heart Institute - A Unit of SLPL Coordinator of this site? Confirm its status | Vadodara | India | Suspended |
| Juntendo University Hospital Coordinator of this site? Confirm its status | Bunkyō City | Japan | Recruiting |
| Fukuoka University Hospital Coordinator of this site? Confirm its status | Fukuoka | Japan | Recruiting |
| Social Medical Corporation Sokujinkai Sleep and Mental Health Clinic - Kitahiroshima Coordinator of this site? Confirm its status | Kitahiroshima | Japan | Recruiting |
| Kirigaokatsuda Hospital Coordinator of this site? Confirm its status | Kitakyushu | Japan | Recruiting |
| Toranomon Hospital Coordinator of this site? Confirm its status | Minatoku | Japan | Recruiting |
| Osaka Kaisei Hospital Coordinator of this site? Confirm its status | Osaka | Japan | Recruiting |
| KKR Sapporo Medical Center Coordinator of this site? Confirm its status | Sapporo | Japan | Recruiting |
| Yoyogi Sleep Disorder Center Coordinator of this site? Confirm its status | Shibuya-ku | Japan | Recruiting |
| Nakamura Clinic Coordinator of this site? Confirm its status | Urasoe | Japan | Recruiting |
| RESM Respiratory and Sleep Medical Care Clinic Coordinator of this site? Confirm its status | Yokohama | Japan | Recruiting |
| Korea University Ansan Hospital Coordinator of this site? Confirm its status | Ansan-si | South Korea | Recruiting |
| Asan Medical Center Coordinator of this site? Confirm its status | Seoul | South Korea | Recruiting |
| Korea University Guro Hospital Coordinator of this site? Confirm its status | Seoul | South Korea | Recruiting |
| Severance Hospital, Yonsei University Health System Coordinator of this site? Confirm its status | Seoul | South Korea | Recruiting |
| China Medical University Hospital Coordinator of this site? Confirm its status | Taichung | Taiwan | Recruiting |
| National Cheng-Kung Uni. Hosp. Coordinator of this site? Confirm its status | Tainan | Taiwan | Recruiting |
| Chang Gung Medical Foundation-Linkou Branch Coordinator of this site? Confirm its status | Taoyuan | Taiwan | Recruiting |
| The Sleep Spot - Maimonides Coordinator of this site? Confirm its status | Albuquerque | United States | Recruiting |
| Care Access - Aurora Coordinator of this site? Confirm its status | Aurora | United States | Recruiting |
| FutureSearch Trials of Neurology Coordinator of this site? Confirm its status | Austin | United States | Recruiting |
| Flourish Research - Bowie Coordinator of this site? Confirm its status | Bowie | United States | Recruiting |
| Rochester Clinical Research - Buffalo Coordinator of this site? Confirm its status | Buffalo | United States | Recruiting |
| CTI Clinical Research Center Coordinator of this site? Confirm its status | Cincinnati | United States | Recruiting |
| Bogan Sleep Consultants Coordinator of this site? Confirm its status | Columbia | United States | Recruiting |
| Cullman Clinical Trials Coordinator of this site? Confirm its status | Cullman | United States | Recruiting |
| Palm Research Center Tenaya Coordinator of this site? Confirm its status | Las Vegas | United States | Recruiting |
| Teak Research Consults Coordinator of this site? Confirm its status | Lawrenceville | United States | Recruiting |
| Ark Clinical Research Coordinator of this site? Confirm its status | Long Beach | United States | Recruiting |
| Collaborative Neuroscience Research, LLC Coordinator of this site? Confirm its status | Los Alamitos | United States | Recruiting |
| Headlands Research-Twin Cities Coordinator of this site? Confirm its status | Maplewood | United States | Recruiting |
| PharmaDev Clinical Research Institute, LLC Coordinator of this site? Confirm its status | Miami | United States | Recruiting |
| Flourish Research - Miami, LLC Coordinator of this site? Confirm its status | Miami | United States | Recruiting |
| Emerald Coast Neurology - Airport Boulevard Coordinator of this site? Confirm its status | Pensacola | United States | Recruiting |
| Artemis Institute for Clinical Research Coordinator of this site? Confirm its status | Riverside | United States | Recruiting |
| Sleep Therapy Research Center Coordinator of this site? Confirm its status | San Antonio | United States | Recruiting |
| Consano Clinical Research, LLC Coordinator of this site? Confirm its status | Shavano Park | United States | Recruiting |
| Care Access - Shreveport 2 Coordinator of this site? Confirm its status | Shreveport | United States | Recruiting |
| EBGS Clinical Research Center Coordinator of this site? Confirm its status | Snellville | United States | Recruiting |
| Revive Research Institute, Inc Coordinator of this site? Confirm its status | Southfield | United States | Recruiting |
| Clayton Sleep Institute - St. Louis - Tesson Ferry Road Coordinator of this site? Confirm its status | St Louis | United States | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.