Find a Retatrutide Clinical Trial

As of 2026-09-18, ClinicalTrials.gov lists 34 retatrutide studies. 3 can still take new participants; the four numbered TRIUMPH trials and TRANSCEND-T2D-1 have finished. This page is regenerated from the registry on every site build. retatrutide.med does not enroll anyone: contact the study directly, or ask your physician to.

Not eligible for a trial? Adults with severe, refractory obesity may qualify for Lilly's expanded access program (physician-requested).

Studies that can still take participants

Filter the site list by country or US state. Site status comes from the registry and can lag the study team's actual position; always confirm by phone.

Recruiting Phase 3 NCT07165028

A Master Protocol of Multiple Agents in Adults With Metabolic Dysfunction-Associated Steatotic Liver Disease (SYNERGY-Outcomes)

The main purpose of the SYNERGY-OUTCOMES study is to find out whether retatrutide and tirzepatide can prevent major adverse liver outcomes (MALO) in people with high-risk metabolic dysfunction-associated steatotic liver disease (MASLD). The study will enroll adults who have MASLD based on non-invasive tests (NITs), which indicate they are more likely to develop MALO. Participants will be randomly assigned within a Master Protocol to receive either retatrutide (N1T-MC-RT01), tirzepatide (N1T-MC-TZ01) or placebo. The trial plans to enroll about 4,500 adults and will run for approximately 224 wee

Enrollment target
4,500
Ages
18 Years
Primary completion
2030-08
Sites
563 in 34 countries

Study contact: Trial questions or participation questions: 1-877-CTLILLY (1-877-285-4559) or · 1-317-615-4559 · LillyTrials@Lilly.com

Show sites (563, 563 matching filters)
  • MFA Clinical Research, Tuscaloosa, Alabama, United States
  • The Institute for Liver Health II dba Arizona Clinical Trials - Chandler, Chandler, Arizona, United States
  • Spectrum Research Institute, Gilbert, Arizona, United States
  • The Institute for Liver Health II dba Arizona Liver Health - Peoria, Peoria, Arizona, United States
  • Epic Medical Research-Sun City, Sun City, Arizona, United States
  • The Institute for Liver Health II dba Arizona Clinical Trials - Tucson, Tucson, Arizona, United States
  • Del Sol Research Management, LLC, Tucson, Arizona, United States
  • Arkansas Gastroenterology - North Little Rock, North Little Rock, Arkansas, United States
  • San Fernando Valley Health Institute, Canoga Park, California, United States
  • Ark Clinical Research - Fountain Valley, Fountain Valley, California, United States
  • Fresno Clinical Research Center, Fresno, California, United States
  • UCSD - Altman Clinical and Translational Research Institute (ACTRI), La Jolla, California, United States
  • Orange County Research Center, Lake Forest, California, United States
  • Om Research LLC, Lancaster, California, United States
  • Ark Clinical Research, Long Beach, California, United States
  • Los Angeles Institute for Metabolic Research, Los Angeles, California, United States
  • United Medical Doctors - Murrieta, Murrieta, California, United States
  • Knowledge Research Center, Orange, California, United States
  • California Liver Research Center, Pasadena, California, United States
  • Artemis Institute for Clinical Research, Riverside, California, United States
  • Medical Associates Research Group, San Diego, California, United States
  • Quest Clinical Research, San Francisco, California, United States
  • University of Colorado Anschutz Medical Campus, Aurora, Colorado, United States
  • South Denver Gastroenterology, Englewood, Colorado, United States
  • Medical Research Center of Connecticut, Hamden, Connecticut, United States
  • K2 Medical Research WINTER GARDEN, Clermont, Florida, United States
  • K2 Medical Research - Daytona Beach, Daytona Beach, Florida, United States
  • Care Access - Delray Beach, Delray Beach, Florida, United States
  • AMR Clinical, Doral, Florida, United States
  • Southwest General Healthcare Center, Fort Myers, Florida, United States
  • University of Florida College of Medicine, Gainesville, Florida, United States
  • Encore Medical Research, Hollywood, Florida, United States
  • Nature Coast Clinical Research - Inverness, Inverness, Florida, United States
  • Encore Borland-Groover Clinical Research, Jacksonville, Florida, United States
  • Health Awareness, Jupiter, Florida, United States
  • K2 MEDICAL Research THE VILLAGES, Lady Lake, Florida, United States
  • Florida Research Institute, Lakewood Rch, Florida, United States
  • Tampa Bay Medical Research - Largo, Largo, Florida, United States
  • Evolution Clinical Trials, Miami, Florida, United States
  • Floridian Clinical Research, LLC, Miami Lakes, Florida, United States
  • GI PROS Research, Naples, Florida, United States
  • Charter Research - Orlando, Orlando, Florida, United States
  • Headlands Research Orlando, Orlando, Florida, United States
  • Progressive Medical Research, Port Orange, Florida, United States
  • Covenant Metabolic Specialists - Riverview, Riverview, Florida, United States
  • Care Access - St. Petersburg, St. Petersburg, Florida, United States
  • Care Access - Tamarac, Tamarac, Florida, United States
  • Covenant Metabolic Specialists, LLC, University Park, Florida, United States
  • Southeast Clinical Research Center, Dalton, Georgia, United States
  • Teak Research Consults, Lawrenceville, Georgia, United States (Not yet recruiting)
  • Gastrointestinal Specialists of Georgia, Marietta, Georgia, United States
  • Rophe Adult and Pediatric Medicine/SKYCRNG, Union City, Georgia, United States
  • University of Chicago Medical Center, Chicago, Illinois, United States (Not yet recruiting)
  • Indiana University Health University Hospital, Indianapolis, Indiana, United States
  • Gastroenterology Health Partners, New Albany, Indiana, United States
  • Deaconess Clinic- Gateway, Newburgh, Indiana, United States
  • Digestive Research Alliance of Michiana, South Bend, Indiana, United States
  • Iowa Diabetes and Endocrinology Research Center, West Des Moines, Iowa, United States
  • AMR Clinical, El Dorado, Kansas, United States
  • Johnson County Clinical Trials, Lenexa, Kansas, United States
  • Cotton O'Neil Digestive Health Center, Topeka, Kansas, United States
  • AMR Clinical, Lexington, Kentucky, United States
  • Delta Research Partners of Bastrop, LLC, Bastrop, Louisiana, United States
  • Tandem Clinical Research, Marrero, Louisiana, United States
  • Care Access - New Iberia, New Iberia, Louisiana, United States
  • Louisiana Research Center, Shreveport, Louisiana, United States
  • Delta Research Partners of West Monroe, West Monroe, Louisiana, United States
  • Mercy Medical Center - Baltimore, Baltimore, Maryland, United States
  • Capital Digestive Care - Chevy Chase, Chevy Chase, Maryland, United States
  • Lucida Clinical Trials, New Bedford, Massachusetts, United States
  • Clinical Research Institute of Michigan, LLC, Clinton Township, Michigan, United States
  • Great Lakes Research Institute, Southfield, Michigan, United States
  • Arcturus Healthcare , PLC, Troy Internal Medicine Research Division, Troy, Michigan, United States
  • MNGI Digestive Health, Minneapolis, Minnesota, United States
  • GI Associates - GIA and Endoscopy Center - Flowood, Flowood, Mississippi, United States
  • AMR Clinical, Kansas City, Missouri, United States
  • Jubilee Clinical Research NV. LLC, Las Vegas, Nevada, United States
  • Excel Clinical Research, LLC, Las Vegas, Nevada, United States
  • Tandem Clinical Research - Freehold, Freehold, New Jersey, United States
  • Atlantic Health System Morristown Medical Center, Morristown, New Jersey, United States (Not yet recruiting)
  • Clinical Research of Philadelphia, Pennington, New Jersey, United States
  • The Cognitive and Research Center of New Jersey - Ridgewood, Ridgewood, New Jersey, United States
  • IMA Clinical Research Warren, Warren Township, New Jersey, United States
  • Southwest Gastroenterology Associates, Albuquerque, New Mexico, United States
  • Research Foundation of SUNY - University of Buffalo, Buffalo, New York, United States
  • NYU Langone Health, New York, New York, United States
  • IMA Clinical Research Manhattan, New York, New York, United States
  • New York Gastroenterology Associates, New York, New York, United States
  • Care Access - Yonkers, Yonkers, New York, United States
  • Duke University - Main Hospital and Clinics, Durham, North Carolina, United States
  • Monroe Biomedical Research, Monroe, North Carolina, United States
  • Carteret Medical Group, Morehead City, North Carolina, United States
  • Akron Gastro Research, Akron, Ohio, United States
  • Dayton Gastroenterology - Beavercreek, Beavercreek, Ohio, United States (Not yet recruiting)
  • Clinical Research Institute of Ohio - Brooklyn, Brooklyn, Ohio, United States (Not yet recruiting)
  • CRIOH, Westlake, Ohio, United States
  • US Digestive Health - Flourtown, Flourtown, Pennsylvania, United States
  • Penn Medicine: University of Pennsylvania Health System, Philadelphia, Pennsylvania, United States
  • US Digestive Health - Wyomissing, Wyomissing, Pennsylvania, United States
  • University Gastroenterology, Providence, Rhode Island, United States
  • Columbia Digestive Health Research, Columbia, South Carolina, United States
  • Galen Medical Group - Galen Hepatology, Chattanooga, Tennessee, United States
  • Gastro One (Walnut Run Road), Cordova, Tennessee, United States
  • IMA Clinical Research Austin, Austin, Texas, United States
  • American Research Corporation, Austin, Texas, United States
  • Pinnacle Clinical Research, Austin, Texas, United States
  • Bellaire Clinical Research, Bellaire, Texas, United States
  • South Texas Research Institute - Brownsville, Brownsville, Texas, United States
  • Headlands Horizons, LLC dba Headlands Research-Brownsville, Brownsville, Texas, United States
  • Soma Clinical Trials, Denison, Texas, United States
  • Epic Medical Research - DeSoto, DeSoto, Texas, United States
  • South Texas Research Institute, Edinburg, Texas, United States
  • Dallas Research Institute, Farmers Branch, Texas, United States
  • Care United Research, LLC, Forney, Texas, United States
  • GI Alliance - Fort Worth, Fort Worth, Texas, United States
  • HRI- Medical Center, Houston, Texas, United States
  • Care Access - Houston, Houston, Texas, United States
  • Houston Research Institute, Houston, Texas, United States
  • Biopharma Informatic, LLC, Houston, Texas, United States
  • Research Physicians Network, LLC, Houston, Texas, United States
  • Biopharma Informatic, LLC, McAllen, Texas, United States
  • DHR Health Institute for Research and Development (Administrative Office & Laboratory), McAllen, Texas, United States
  • Southern Endocrinology Associates, Mesquite, Texas, United States
  • HRI Pasadena, Pasadena, Texas, United States
  • American Research Corporation at Texas Liver Institute, San Antonio, Texas, United States
  • Clinical Trials of Texas, LLC dba Flourish Research, San Antonio, Texas, United States
  • IMA Clinical Research San Antonio, San Antonio, Texas, United States
  • Consano Clinical Research, LLC, Shavano Park, Texas, United States
  • GI Alliance - Southlake, Southlake, Texas, United States
  • Houston Research Institute (HRI) - Sugar Land, Sugar Land, Texas, United States
  • Texas Valley Clinical Research, Weslaco, Texas, United States
  • Medrasa Clinical Research, Wylie, Texas, United States
  • Care Access - Ogden, Ogden, Utah, United States
  • Advanced Research Institute - Sandy, Sandy City, Utah, United States
  • Eximia Research - Norfolk, Norfolk, Virginia, United States
  • Richmond Veterans Affairs Medical Center (Richmond VA Medical Center), Richmond, Virginia, United States
  • Virginia Commonwealth University (VCU) Medical Center, Richmond, Virginia, United States (Not yet recruiting)
  • Gastroenterology Consultants of Southwest Virginia, Roanoke, Virginia, United States
  • Washington Gastroenterology - Bellevue, Bellevue, Washington, United States
  • UW Medicine Diabetes Institute, Seattle, Washington, United States
  • Washington Gastroenterology - Tacoma, Tacoma, Washington, United States
  • CAMC Health Education and Research Institute Inc, Charleston, West Virginia, United States
  • Hospital Italiano de Buenos Aires, ABB, Argentina
  • CIPREC, Buenos Aires, Argentina
  • DOM Centro de Reumatología, Buenos Aires, Argentina
  • Cicemo Srl, Buenos Aires, Argentina
  • Glenny Corp. S.A., Buenos Aires, Argentina
  • Centro de Investigaciones Metabólicas (CINME), Buenos Aires, Argentina
  • Centro Médico Viamonte, Buenos Aires, Argentina
  • Mautalen Salud e Investigación, Buenos Aires, Argentina
  • Centro Medico Dra. Laura Maffei- Investigacion Clinica Aplicada, Buenos Aires, Argentina
  • Fundación Respirar, Buenos Aires, Argentina
  • Instituto de Investigaciones Clínicas Córdoba, Córdoba, Argentina
  • Centro de Investigaciones Clínicas Baigorria, Granadero Baigorria, Argentina
  • Instituto de Investigaciones Clínicas Mar del Plata, Mar del Plata, Argentina
  • DIM Clínica Privada, Ramos Mejía, Argentina
  • INECO Neurociencias Oroño, Rosario, Argentina
  • Instituto de Investigaciones Clinicas Rosario, Rosario, Argentina
  • Centro de Diagnóstico y Rehabilitación (CEDIR), Santa Fe, Argentina
  • Nightingale Research, Adelaide, Australia
  • Flinders Medical Centre, Adelaide, Australia
  • Box Hill Hospital, Box Hill, Australia
  • Royal Brisbane and Women's Hospital, Brisbane, Australia
  • Core Research Group, Brisbane, Australia
  • Mater Misericordiae Limited, Brisbane, Australia
  • Gallipoli Medical Research Ltd, Brisbane, Australia
  • Genesis Research Services, Broadmeadow, Australia
  • Barwon Health, Geelong, Australia (Not yet recruiting)
  • Austin Health, Heidelberg, Australia
  • Ipswich Hospital, Ipswich, Australia
  • Fiona Stanley Hospital, Murdoch, Australia
  • TrialsWest - Osborne Park, Osborne Park, Australia
  • The Royal Melbourne Hospital, Parkville, Australia
  • Gold Coast University Hospital, Southport, Australia
  • Westmead Hospital, Westmead, Australia
  • Medizinische Universität Graz, Graz, Austria
  • Uniklinikum Salzburg, Salzburg, Austria
  • Klinik Landstraße, Vienna, Austria
  • Medizinische Universität Wien, Vienna, Austria
  • Landesklinikum Wiener Neustadt, Wiener Neustadt, Austria (Not yet recruiting)
  • Centre Hospitalier Universitaire Brugmann, Brussels, Belgium
  • Université Libre de Bruxelles - Hôpital Erasme, Brussels, Belgium (Not yet recruiting)
  • UZ Brussel, Brussels, Belgium (Not yet recruiting)
  • Cliniques universitaires Saint-Luc, Brussels, Belgium (Not yet recruiting)
  • Antwerp University Hospital, Edegem, Belgium (Not yet recruiting)
  • AZ Maria Middelares, Ghent, Belgium
  • UZ Gent, Ghent, Belgium (Not yet recruiting)
  • AZ Groeninge Campus Kennedylaan, Kortrijk, Belgium (Not yet recruiting)
  • AZ Oostende vzw, Ostend, Belgium
  • AZ Delta vzw, Roeselare, Belgium
  • VITAZ, Sint-Niklaas, Belgium (Not yet recruiting)
  • NewData Clinical Research - Aracaju, Aracaju, Brazil
  • Fundação Pio XII - Hospital de Câncer de Barretos, Barretos, Brazil
  • Hospital Universitário João de Barros Barreto, Belém, Brazil (Not yet recruiting)
  • NUPEC - Cardio, Belo Horizonte, Brazil
  • Faculdade de Medicina da UNESP, Botucatu, Brazil
  • Centro de Pesquisa Clinica do Brasil, Brasília, Brazil
  • Chronos Pesquisa Clínica, Brasília, Brazil
  • Instituto de Pesquisa clinica de Campinas, Campinas, Brazil
  • Cline Research Center, Curitiba, Brazil
  • Hospital Universitario Walter Cantidio, Fortaleza, Brazil
  • Universidade Federal de Goias, Goiânia, Brazil
  • Hospital Brasilia, Lago Sul, Brazil
  • CHN - Complexo Hospitalar de Niterói, Niterói, Brazil
  • Hospital de Clinicas de Porto Alegre, Porto Alegre, Brazil
  • Hospital Moinhos de Vento, Porto Alegre, Brazil
  • IMV Pesquisa Cardiologica - Porto Alegre - Rua Orfanotrofio, Porto Alegre, Brazil
  • Instituto do Fígado e Tranplantes de Pernambuco, Recife, Brazil
  • IBPClin - Instituto Brasil de Pesquisa Clínica, Rio de Janeiro, Brazil
  • Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil (Suspended)
  • Ruschel Medicina e Pesquisa Clínica, Rio de Janeiro, Brazil
  • Inovace Pesquisa Clínica, Salvador, Brazil
  • Centro Multidisciplinar de Estudos Clinicos, São Bernardo do Campo, Brazil
  • CPHosp Medicina, Ensino e Pesquisa (CPQuali), São Paulo, Brazil
  • Clínica Hepatogastro JK, São Paulo, Brazil
  • Hospital das Clinicas FMUSP, São Paulo, Brazil
  • CEDOES, Vitória, Brazil
  • Saint Marina Hospital, Pleven, Bulgaria (Not yet recruiting)
  • UMHATEM 'N.I. Pirogov', Sofia, Bulgaria (Not yet recruiting)
  • Medical Center - Arcus Medical, Veliko Tarnovo, Bulgaria (Not yet recruiting)
  • Heritage Medical Research Clinic, Calgary, Canada (Not yet recruiting)
  • Ecogene-21, Chicoutimi, Canada
  • Wells Research Group, Edmonton, Canada
  • University Of Alberta Hospital, Edmonton, Canada (Not yet recruiting)
  • QEII Health Sciences Centre - Victoria General Site, Halifax, Canada (Not yet recruiting)
  • University Hospital - London Health Sciences Centre, London, Canada (Not yet recruiting)
  • Private Practice - Dr. Stephane M. Gauthier, North Bay, Canada
  • Diex Recherche Quebec, Québec, Canada
  • Clinical Research of Ontario, Toronto, Canada
  • Toronto General Hospital, Toronto, Canada (Not yet recruiting)
  • St. Joseph's Health Centre, Toronto, Canada (Not yet recruiting)
  • Diex Recherche Inc. Division Trois-Rivieres, Trois-Rivières, Canada
  • Vancouver General Hospital, Vancouver, Canada (Not yet recruiting)
  • (G.I.R.I.) GI Research Institute Foundation, Vancouver, Canada (Not yet recruiting)
  • Health Sciences Centre Winnipeg, Winnipeg, Canada (Not yet recruiting)
  • Beijing Ditan Hospital, Beijing, China
  • Peking University People's Hospital, Beijing, China
  • Beijing Friendship Hospital Affiliate of Capital University, Beijing, China
  • Beijing Youan Hospital, Beijing, China
  • Hunan Provincial People's Hospital, Changsha, China
  • Xiangya Hospital Central South University, Changsha, China
  • The Second Xiangya Hospital of Central South University, Changsha, China
  • Sichuan Provincial People's Hospital, Chengdu, China
  • 2nd Affiliated Hospital Chongqing Medical University, Chongqing, China
  • The First People's Hospital of Foshan, Foshan, China
  • Fujian Medical University Mengchao Hepatobiliary Hospital (Fuzhou Infectious Disease Hospital), Fuzhou, China
  • The First Affiliated Hospital Of Fujian Medical University, Fuzhou, China
  • Guangzhou 8th People's Hospital, Guangzhou, China
  • Southern Medical University Nanfang Hospital, Guangzhou, China
  • Guizhou Provincial People's Hospital, Guiyang, China
  • The Affiliated Hospital of Guizhou Medical University, Guiyang, China
  • Affiliated Hospital of Hangzhou Normal University, Hangzhou, China
  • Jinhua Central Hospital, Jinhua, China
  • Liaocheng People's Hospital, Liaocheng, China
  • The First Affiliated Hospital of Henan University of Science &Technology, Luoyang, China
  • The Affiliated Hospital of Southwest Medical University, Luzhou, China
  • The Second Affiliated Hospital of Nanchang University, Nanchang, China
  • The First affiliated hospital of Nanchang University (Xianghu campus), Nanchang, China
  • Jiangsu Province Hospital, Nanjing, China
  • The First Affiliated Hospital of Nanyang Medical College, Nanyang, China
  • Ningbo 2nd Hospital, Ningbo, China
  • The first affiliated hospital of Ningbo university, Ningbo, China
  • Ningbo Medical Center, Ningbo, China
  • Pingxiang People's Hospital, Pingxiang, China
  • Ruijin Hospital Shanghai Jiaotong University School of Medicine, Shanghai, China
  • Zhongshan Hospital,Fudan University, Shanghai, China
  • Xinhua Hospital Affiliated to Shanghai Jiaotong University School of Medicine, Shanghai, China
  • Shengjing Hospital of China Medical University, Shenyang, China
  • Peking University Shenzhen Hospital, Shenzhen, China
  • The Third Hospital of Hebei Medical University, Shijiazhuang, China
  • Tianjin People' s Hospital, Tianjin, China
  • The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China
  • The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China
  • General Hospital of Ningxia Medical University, Yinchuan, China
  • Zhoukou Central Hospital, Zhoukou, China
  • Krajská nemocnice Liberec, Liberec, Czechia
  • Fakultni nemocnice Ostrava, Ostrava, Czechia
  • Mestska nemocnice Ostrava, Ostrava, Czechia
  • Vseobecna fakultni nemocnice v Praze, Prague, Czechia (Not yet recruiting)
  • CHU d'Amiens-Picardie - Hôpital Sud, Amiens, France
  • Centre Hospitalier Universitaire d'Angers, Angers, France
  • CHU Besançon, Besançon, France (Not yet recruiting)
  • Hôpital Beaujon, Clichy, France
  • Centre Hospitalier Universitaire Dijon Bourgogne - Hôpital François Mitterrand, Dijon, France
  • CHD Vendee, La Roche-sur-Yon, France
  • Hopital Claude Huriez - CHU de Lille, Lille, France
  • Centre Hospitalier Universitaire de Limoges - Hôpital Dupuytren, Limoges, France
  • Centre Hospitalier Universitaire de Nice - Hôpital l'Archet, Nice, France
  • Pitie Salpetriere University Hospital, Paris, France
  • Hôpital Saint Antoine, Paris, France
  • CHU Bordeaux Haut-Leveque, Pessac, France
  • Centre Hospitalier Lyon Sud, Pierre-Bénite, France
  • Centre Hospitalier Universitaire de Rennes - Hôpital Pontchaillou, Rennes, France
  • Nouvel Hôpital Civil (NHC), Strasbourg, France (Not yet recruiting)
  • CHU Rangueil, Toulouse, France
  • Groupe Hospitalier Mutualiste Les Portes du Sud, Vénissieux, France (Not yet recruiting)
  • Herz - und Diabeteszentrum Nordrhein - Westfalen, Bad Oeynhausen, Bad Oeynhausen, Germany
  • Charité Campus Virchow-Klinikum, Berlin, Germany (Not yet recruiting)
  • Städtisches Klinikum Brandenburg, Brandenburg, Germany (Not yet recruiting)
  • Universitaetsklinikum Carl Gustav Carus, Technischen Universitaet Dresden, Dresden, Germany
  • Deutsches Diabetes-Zentrum (DDZ), Düsseldorf, Germany
  • Universitätsklinikum Frankfurt Goethe-Universität, Frankfurt, Germany (Not yet recruiting)
  • Medizinische Hochschule Hannover, Hanover, Germany
  • Universitaetsklinikum Heidelberg, Heidelberg, Germany
  • Universitaetsklinikum des Saarlandes, Homburg, Germany
  • Eugastro GmbH, Leipzig, Germany
  • Universitätsklinikum Leipzig, Leipzig, Germany (Not yet recruiting)
  • Universitätsmedizin Johannes Gutenberg Universität Mainz, Mainz, Germany
  • Ruppiner Kliniken, Neuruppin, Germany
  • Queen Mary Hospital, Hksar, Hong Kong (Not yet recruiting)
  • Prince of Wales Hospital, Shatin, Hong Kong (Not yet recruiting)
  • Tuen Mun Hospital, Tuenmen, Hong Kong (Not yet recruiting)
  • Óbudai Egészségügyi Centrum, Budapest, Hungary
  • Debreceni Egyetem Klinikai Kozpont, Debrecen, Hungary
  • Szabolcs Szatmár Bereg Vármegyei Oktatókórház, Nyíregyháza, Hungary
  • Avron Hospitals, Ahmedabad, India
  • All India Institute of Medical Sciences, Bhubaneswar, India (Not yet recruiting)
  • Postgraduate Institute of Medical Education & Research, Chandigarh, India (Not yet recruiting)
  • Amrita Institute of Medical Sciences and Research Center, Ernākulam, India
  • Asian Institute of Gastroenterology, Hyderabad, India
  • SR Kalla Memorial Gastro & General Hospital, Jaipur, India
  • Lisie Hospital, Kochi, India (Not yet recruiting)
  • John C. Martin Centre for Liver Research & Innovations (JCMLRI), Kolkata, India
  • Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow, India (Not yet recruiting)
  • Dayanand Medical College and Hospital, Ludhiana, India (Not yet recruiting)
  • Fortis Hospital - Mohali, Mohali, India
  • Topiwala National Medical College & B. Y. L. Nair Charitable Hospital, Mumbai, India
  • Mysore Medical College, Mysore, India
  • Midas Multispeciality Hospital Pvt.Ltd., Nagpur, India
  • All India Institute of Medical Sciences (AIIMS) - Nagpur, Nagpur, India
  • All India Institute of Medical Sciences, New Delhi, India (Not yet recruiting)
  • Sir Ganga Ram Hospital, New Delhi, India
  • All India Institute of Medical Sciences - Rishikesh, Rishikesh, India
  • Surat Institute of Digestive Sciences Hospitals, Surat, India (Not yet recruiting)
  • Acharya Vinoba Bhave Rural Hospital, Wardha, India
  • Barzilai Medical Center, Ashkelon, Israel (Not yet recruiting)
  • Soroka Medical Center, Beersheba, Israel
  • Rambam Health Care Campus, Haifa, Israel
  • Carmel Hospital, Haifa, Israel
  • Hadassah Medical Center, Jerusalem, Israel
  • Shaare Zedek Medical Center, Jerusalem, Israel
  • Maccabi Health Services - Petah Tikva, Petah Tikva, Israel
  • Rabin Medical Center, Petah Tikva, Israel
  • Sheba Medical Center, Ramat Gan, Israel
  • Sourasky Medical Center, Tel Aviv, Israel
  • Assuta Medical Center, Tel Aviv, Israel
  • Azienda Socio Sanitaria Territoriale Papa Giovanni XXIII, Bergamo, Italy
  • IRCCS Azienda Ospedaliero-Universitaria di Bologna, Policlinico di Sant'Orsola, Bologna, Italy
  • Azienda Ospedaliera Universitaria Careggi, Florence, Italy
  • Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico, Milan, Italy
  • Azienda Ospedaliera Universitaria Federico II, Naples, Italy
  • Azienda Ospedale - Università Padova, Padova, Italy
  • A.O.U. Policlinico Paolo Giaccone, Palermo, Italy
  • Fondazione Policlinico Universitario Agostino Gemelli, Roma, Italy
  • Fondazione Policlinico Universitario Campus Bio-Medico, Rome, Italy
  • IRCCS Istituto Clinico Humanitas, Rozzano, Italy (Not yet recruiting)
  • Azienda Ospedaliero-Universitaria Città della Salute e della Scienza di Torino, Torino, Italy (Not yet recruiting)
  • Policlinico GB Rossi Borgo Roma, Verona, Italy (Not yet recruiting)
  • Kansai Rosai Hospital, Amagasaki, Japan
  • Hyogo Prefectural Amagasaki General Medical Center, Amagasaki, Japan
  • Asahikawa Medical University Hospital, Asahikawa, Japan
  • Institute of Science Tokyo Hospital, Bunkyō, Japan
  • Juntendo University Hospital, Bunkyō City, Japan
  • The University of Tokyo Hospital, Bunkyō City, Japan
  • Tokyo Metropolitan Komagome Hospital, Bunkyō City, Japan
  • Fukuoka University Chikushi Hospital, Chikushino-shi, Japan
  • Hamanomachi Hospital, Fukuoka, Japan
  • Fukuoka University Hospital, Fukuoka, Japan
  • Gifu Municipal Hospital, Gifu, Japan
  • University of the Ryukyus Hospital, Ginowan, Japan
  • Hamamatsu University Hospital, Hamamatsu, Japan
  • Hiroshima University Hospital, Hiroshima, Japan
  • National Kohnodai Medical Center, Ichikawa, Japan
  • Nihon University Itabashi Hospital, Itabashiku, Japan
  • Shimane University Hospital, Izumo, Japan
  • Juntendo University Shizuoka Hospital, Izunokuni, Japan
  • Kagoshima University Hospital, Kagoshima, Japan
  • Nara Medical University Hospital, Kashihara, Japan
  • St. Marianna University Hospital, Kawasaki, Japan
  • Kagawa University Hospital, Kita-ku, Japan
  • Yamanashi Prefectural Central Hospital, Kofu, Japan
  • Kumamoto University Hospital, Kumamoto, Japan
  • Kumamoto Shinto General Hospital, Kumamoto, Japan
  • Kurume University Hospital, Kurume, Japan
  • University Hospital,Kyoto Prefectural University of Medicine, Kyoto, Japan
  • Saiseikai Maebashi Hospital, Maebashi, Japan
  • Toranomon Hospital, Minatoku, Japan
  • Tokyo Saiseikai Central Hospital, Minatoku, Japan
  • Japanese Red Cross Musashino Hospital, Musashino-shi, Japan
  • Nagasaki University Hospital, Nagasaki, Japan
  • Meitetsu Hospital, Nagoya, Japan
  • Nagoya City University Hospital, Nagoya, Japan
  • International University of Health and Welfare Narita Hospital, Narita, Japan
  • Hyogo Medical University Hospital, Nishinomiya, Japan
  • Okayama University Hospital, Okayama, Japan
  • National Hospital Organization Osaka National Hospital, Osaka, Japan
  • Osaka Keisatsu Hospital, Osaka, Japan
  • Osaka Metropolitan University Hospital, Osaka, Japan
  • Osaka General Medical Center, Osaka, Japan
  • Ogaki Municipal Hospital, Ōgaki, Japan
  • Abe Clinic, Ōita, Japan
  • Oita Cardiovascular Hospital, Ōita, Japan
  • National Hospital Organization Nagasaki Medical Center, Ōmura, Japan
  • Saga University Hospital, Saga, Japan
  • Osaka Rosai Hospital, Sakai, Japan
  • Bell Land General Hospital, Sakai, Japan
  • Hokkaido University Hospital, Sapporo, Japan
  • Jichi Medical University Hospital, Shimotsuke, Japan
  • Tokyo Medical University Hospital, Shinjuku-ku, Japan
  • National Center for Global Health and Medicine, Shinjyuku-ku, Japan
  • Iwate Medical University Hospital, Shiwa-gun Yahaba-cho, Japan
  • Osaka Saiseikai Suita hospital, Suita, Japan
  • The University of Osaka Hospital, Suita, Japan
  • Kagawa Prefectural Central Hospital, Takamatsu, Japan
  • National Hospital Organization Takasaki General Medical Center, Takasaki, Japan
  • Tokyo Women's Medical University, Tokyo, Japan
  • Nagano Municipal Hospital, Tomitake, Japan
  • Sekino Hospital, Toshimaku, Japan
  • Ehime University Hospital, Tōon, Japan
  • Mie University Hospital, Tsu, Japan
  • National Hospital Organization Ureshino Medical Center, Ureshino, Japan
  • Yamagata University Hospital, Yamagata, Japan
  • Yokohama City University Hospital, Yokohama, Japan
  • Medical Center Metas, Chihuahua City, Mexico
  • Centro de Investigación y Gastroenterología, Cuauhtémoc, Mexico
  • Instituto de Diabetes, Obesidad y Nutricion, Cuernavaca, Mexico
  • Centro de Investigación Clínica y Medicina Traslacional (CIMeT), Guadalajara, Mexico (Not yet recruiting)
  • Private Practice - Dr. Arechavaleta Granell Maria del Rosario, Guadalajara, Mexico
  • Unidad de Investigación Clínica y Atención Médica HEPA S.C., Guadalajara, Mexico (Not yet recruiting)
  • Centro Médico Lic. Arturo Montiel Rojas ISSEMYM, Metepec, Mexico (Not yet recruiting)
  • Grupo Medico Camino Sc, Mexico City, Mexico (Not yet recruiting)
  • Centro de Investigación y Gastroenterología - S.C., Mexico City, Mexico (Not yet recruiting)
  • Centro Especializado En Diabetes, Obesidad Y Prevencion De Enfermedades Cardiovasculares, Mexico City, Mexico
  • Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran, Mexico City, Mexico (Not yet recruiting)
  • Kohler & Milstein Research S.A. De C.V., Mérida, Mexico (Not yet recruiting)
  • CEINV Salud, Monterrey, Mexico
  • Clinica de Enfermedades Cronicas y Procedimientos Especiales, SC, Morelia, Mexico
  • Oncare Vasconcelos, San Pedro Garza García, Mexico
  • Avant Sante Research Center, San Pedro Garza García, Mexico (Not yet recruiting)
  • Fundación Santos y de la Garza Evía I.B.P, San Pedro Garza García, Mexico (Not yet recruiting)
  • Hospital General de Occidente, Zapopan, Mexico (Not yet recruiting)
  • Progress Clinical Research - Den Bosch, 's-Hertogenbosch, Netherlands (Not yet recruiting)
  • Amsterdam UMC, locatie AMC, Amsterdam, Netherlands (Not yet recruiting)
  • Radboudumc, Nijmegen, Netherlands (Not yet recruiting)
  • Erasmus Medisch Centrum, Rotterdam, Netherlands (Not yet recruiting)
  • Universitair Medisch Centrum Utrecht, Utrecht, Netherlands (Not yet recruiting)
  • Progress Clinical Research - Zwolle, Zwolle, Netherlands (Not yet recruiting)
  • New Zealand Clinical Research (Auckland), Auckland, New Zealand (Not yet recruiting)
  • Aotearoa Clinical Trials, Auckland, New Zealand
  • Aotearoa Clinical Trials - Whangarei, Whangarei, New Zealand (Not yet recruiting)
  • Oslo Universitetssykehus Ullevål, Oslo, Norway (Not yet recruiting)
  • Universitetssykehuset Nord-Norge HF, Tromsø, Norway (Not yet recruiting)
  • KRESMED Sp. z o.o., Bialystok, Poland
  • Centrum Badan Klinicznych PI-House sp. z o.o., Gdansk, Poland
  • Centrum Medyczne Pratia Katowice, Katowice, Poland
  • Gyncentrum sp. z o.o. NZOZ Holsamed - oddział Libero, Katowice, Poland
  • Santa Familia PTG Lodz, Lodz, Poland
  • ID Clinic, Mysłowice, Poland
  • Uniwersyteckie Centrum Stomatologii i Medycyny Specjalistycznej, Poznan, Poland
  • Private Practice - Dr. Lukasz Krupa, Rzeszów, Poland (Not yet recruiting)
  • NZOZ GynCentrum - Oddział Warszawa, Warsaw, Poland
  • Przychodnie Care Access, Warsaw, Poland
  • Szpital Czerniakowski, Warsaw, Poland
  • MTZ Clinical Research Powered by Pratia, Warsaw, Poland
  • Państwowy Instytut Medyczny MSWiA, Warsaw, Poland
  • Medical Network Spółka z o.o. WIP Warsaw IBD Point Profesor Kierkuś, Warsaw, Poland
  • ETG Zamość, Zamość, Poland
  • Associação Protectora dos Diabéticos de Portugal, Lisbon, Portugal (Not yet recruiting)
  • Centro Hospitalar Universitário Lisboa Norte, E.P.E. - Hospital de Santa Maria, Lisbon, Portugal
  • Isis Clinical Research Center, Guaynabo, Puerto Rico
  • Klinical Investigations Group, San Juan, Puerto Rico
  • Delta Health Care, Bucharest, Romania
  • Spitalul Clinic Colentina, Bucharest, Romania
  • Institutul Regional de Gastroenterologie și Hepatologie Prof. Dr. Octavian Fodor, Cluj-Napoca, Romania
  • Constanta County Emergency Clinical Hospital Sf.Ap.Andrei, Constanța, Romania
  • Spital Judetean de Urgenta, Satu Mare, Romania
  • Korea University Ansan Hospital, Ansan-si, South Korea
  • Soon Chun Hyang University Bucheon Hospital, Bucheon-si, South Korea
  • Pusan National University Yangsan Hospital, Busan, South Korea
  • Yeungnam Univeristy Medical Center, Daegu, South Korea
  • Keimyung University Dongsan Hospital, Daegu, South Korea
  • Chung-Ang University Hospital, Dongjak-gu, South Korea
  • Boramae Medical Center, Dongjak-gu, South Korea
  • Hanyang University Guri Hospital, Guri-si, South Korea
  • Inha University Hospital, Incheon, South Korea
  • Gyeongsang National University Hospital, Jinju, South Korea
  • Kyungpook National University Hospital, Junggu, South Korea
  • Seoul National University Hospital, Seoul, South Korea
  • The Catholic University of Korea, Eunpyeong St. Mary's Hospital, Seoul, South Korea
  • Severance Hospital, Yonsei University Health System, Seoul, South Korea
  • Severance Hospital, Yonsei University Health System, Seoul, South Korea
  • Hanyang University Seoul Hospital, Seoul, South Korea
  • Asan Medical Center, Seoul, South Korea
  • Samsung Medical Center, Seoul, South Korea
  • The Catholic Univ. of Korea Seoul St. Mary's Hospital, Seoul, South Korea
  • Wonju Severance Christian Hospital, Wŏnju, South Korea
  • CHUAC-Complejo Hospitalario Universitario A Coruña, A Coruña, Spain
  • Hospital Germans Trias i Pujol, Badalona, Spain
  • Hospital Universitari Vall d'Hebron, Barcelona, Spain
  • Complejo Hospitalario Universitario de Ferrol (CHUF)- Hospital Naval, Ferrol, Spain
  • Hospital Infanta Elena, Huelva, Spain
  • Hospital General Universitario Gregorio Marañon, Madrid, Spain
  • Hospital Universitario La Paz, Madrid, Spain
  • Hospital Universitari Son Espases, Palma, Spain
  • CHOP - Hospital Universitario Montecelo, Pontevedra, Spain (Not yet recruiting)
  • Hospital Universitario Marqués de Valdecilla, Santander, Spain
  • Hospital Universitario Virgen Del Rocio, Seville, Spain
  • Hospital Clinico de Valencia, Valencia, Spain
  • Hospital Universitari i Politecnic La Fe, Valencia, Spain
  • Universitetssjukhuset i Linköping, Linköping, Sweden (Not yet recruiting)
  • University Hospital Basel, Basel, Switzerland (Not yet recruiting)
  • Kantonsspital Olten, Olten, Switzerland
  • Chiayi Christian Hospital, Chiayi City, Taiwan
  • Kaohsiung Medical University Chung-Ho Memorial Hospital, Kaohsiung City, Taiwan
  • E-Da hospital, Kaohsiung City, Taiwan
  • Chang Gung Memorial Hospital at Kaohsiung, Kaohsiung Niao Sung Dist, Taiwan
  • Taipei Tzu Chi General Hospital, New Taipei City, Taiwan
  • Fu Jen Catholic University Hospital, New Taipei City, Taiwan (Not yet recruiting)
  • China Medical University Hospital, Taichung, Taiwan
  • Taichung Veterans General Hospital, Taichung, Taiwan
  • National Cheng Kung University Hospital, Tainan, Taiwan
  • Chi Mei Medical Center, Tainan, Taiwan
  • National Taiwan University Hospital, Taipei, Taiwan
  • Cathay General Hospital, Taipei, Taiwan
  • Taipei Medical University Hospital, Taipei, Taiwan
  • Taipei Veterans General Hospital, Taipei, Taiwan
  • Chang Gung Medical Foundation-Linkou Branch, Taoyuan, Taiwan
  • Adana Sehir Egitim ve Arastirma Hastanesi, Adana, Turkey (Türkiye) (Not yet recruiting)
  • Çukurova Üniversitesi Tıp Fakültesi Adana Hastanesi, Adana, Turkey (Türkiye)
  • Hacettepe Universitesi, Ankara, Turkey (Türkiye)
  • Ankara Bilkent Şehir Hastanesi, Ankara, Turkey (Türkiye)
  • Bursa Şehir Hastanesi, Bursa, Turkey (Türkiye)
  • T.C. Sağlik Bakanliği- Marmara Üniversitesi İstanbul Pendik Eğitim Ve Araştirma Hastanesi, Pendik, Turkey (Türkiye)
  • Recep Tayyip Erdogan University Training and Research Hospital, Rize, Turkey (Türkiye)
  • Karadeniz Teknik Universitesi Tip Fakultesi, Trabzon, Turkey (Türkiye)
  • Clinical Diagnostic Center, Ivano-Frankivsk, Ukraine (Not yet recruiting)
  • Medical Center of Limited Liability Company "Medical Center "Consilium Medical", Kiev, Ukraine
  • Edelweiss Medics, Kyiv, Ukraine
  • Medical Center Ok!Clinic+, Kyiv, Ukraine
  • Medbud Clinic, Kyiv, Ukraine
  • Center of Family Medicine Plus, Kyiv, Ukraine
  • Progastro Clinic, Lviv, Ukraine (Not yet recruiting)
  • Medical Center Salutem, Vinnytsia, Ukraine
  • Limited liability company "Medical center Health Clinic", Vinnytsia, Ukraine
  • Municipal Nonprofit Enterprise "Vinnytsia Regional Clinical Hospital n.a. M. I. Pyrohov of Vinnytsia Regio -T, Vinnytsia, Ukraine
  • CRZ Vidnovlennya, Zhytomyr, Ukraine
  • Aberdeen Royal Infirmary, Aberdeen, United Kingdom
  • 4 Medical Solutions, Ltd - Manchester, Clifton, United Kingdom
  • Panthera Biopartners - North London, Enfield, United Kingdom
  • Panthera Biopartners - Glasgow, Glasgow, United Kingdom
  • Ipswich Hospital, Ipswich, United Kingdom
  • Liverpool University Hospitals NHS Foundation Trust, Liverpool, United Kingdom
  • Royal London Hospital, London, United Kingdom
  • 4 Medical Solutions, Ltd - London, London, United Kingdom
  • Royal Free Hospital, London, United Kingdom (Not yet recruiting)
  • King's College Hospital, London, United Kingdom
  • Freeman Hospital, Newcastle upon Tyne, United Kingdom
  • The John Radcliffe Hospital, Oxford, United Kingdom
  • Atlantic Medical, Penzance, United Kingdom (Not yet recruiting)
  • Panthera Biopartners - Preston, Preston, United Kingdom
  • Panthera Biopartners - Manchester, Rochdale, United Kingdom
  • Panthera Biopartners - Sheffield, Sheffield, United Kingdom
  • Panthera Clinic - York, York, United Kingdom
Recruiting Phase 2 NCT07467447

Effect of LY3437943 Versus Placebo in Participants Who Have Obesity or Are Overweight

Phase 2, multicenter, randomized, double-blind, placebo-controlled study evaluating once-weekly subcutaneous retatrutide (LY3437943) at multiple maintenance dose levels versus placebo in adults with obesity or overweight with weight-related comorbidities (without type 2 diabetes), alongside standardized diet and physical activity counseling.

Enrollment target
300
Ages
18 Years to 75 Years
Primary completion
2027-03-14
Sites
1 in 1 country

Study contact: Seni S Lu, Phd · +86 13076790030 · Seni-Lu@beijing-biotech.com

Show sites (1, 1 matching filters)
  • Peking University Shenzhen Hospital, Shenzhen, Guangdong, China
Available (expanded access) NCT07629401

Pre-approval Expanded Access of Retatrutide (LY3437943)

Provide pre-approval single-patient expanded access of retatrutide (LY3437943), an investigational GLP-1/GIP/glucagon triple receptor agonist being studied for chronic weight management, for adults with severe obesity (body mass index \[BMI\] greater than or equal to \[≥\]35 kilogram per square meter \[kg/m²\] and at least two serious or life-threatening obesity-related complications who are refractory to the best approved therapy and are unable to participate in an ongoing clinical trial of retatrutide or a comparable investigational medicine.

Enrollment target
Ages
18 Years
Primary completion
Sites
0 in 0 countries

Study contact: Physician Inquiries for Lilly Clinical Trial Information: · 1-800-LillyRx (1-800-545-5979) · ClinicalTrials@lilly.com

No site list published; use the study contact above or the registry link.

All other registered retatrutide studies

Completed or closed to enrollment. Results pages on this site are linked where we have one.

StudyPhaseStatusEnrolledPrimary completion
NCT06383390
The Effect of Retatrutide Once Weekly on Cardiovascular Outcomes and Kidney Outcomes in Adults Living With Obesity (TRIUMPH-Outcomes)
Phase 3 Active, not recruiting 10,000 2029-02
NCT06260722
Effect of Retatrutide Compared With Semaglutide in Adult Participants With Type 2 Diabetes and Inadequate Glycemic Control With Metformin With or Without SGLT2 Inhibitor (TRANSCEND-T2D-2)
Phase 3 Active, not recruiting 1,250 2026-08
NCT06662383
A Study of Retatrutide (LY3437943) Compared to Tirzepatide (LY3298176) in Adults Who Have Obesity
Phase 3 Active, not recruiting 800 2026-11
NCT06859268
A Study of Retatrutide (LY3437943) in the Maintenance of Weight Reduction in Individuals With Obesity
Phase 3 Active, not recruiting 643 2028-04
NCT07357415
A Study of Retatrutide (LY3437943) in Participants Without Type 2 Diabetes Who Have Obesity or Overweight
Phase 3 Active, not recruiting 600 2028-10
NCT07035093
A Study of Retatrutide (LY3437943) in Participants Who Have Obesity or Overweight and Chronic Low Back Pain
Phase 3 Active, not recruiting 586 2027-09
NCT06297603
Effect of Retatrutide Compared With Placebo in Participants With Type 2 Diabetes and Moderate or Severe Renal Impairment, With Inadequate Glycemic Control on Basal Insulin, With or Without Metformin and/or SGLT2 Inhibitor (TRANSCEND-T2D-3)
Phase 3 Active, not recruiting 320 2026-10
NCT07232719
A Study of Retatrutide (LY3437943) in Participants With Obesity or Overweight
Phase 3 Active, not recruiting 250 2027-07
NCT06982859
A Study to Evaluate the Effect of Retatrutide on Insulin Secretion and Insulin Sensitivity in Adult Participants With Type 2 Diabetes Mellitus
Phase 1 Active, not recruiting 95 2026-12
NCT05929066
A Study of Retatrutide (LY3437943) in Participants Who Have Obesity or Overweight
Phase 3 Completed 2,335 2026-04-06
NCT05882045
A Study of Retatrutide (LY3437943) in Participants With Obesity and Cardiovascular Disease
Phase 3 Completed 1,946 2026-04-16
NCT05929079
A Study of Retatrutide (LY3437943) in Participants With Type 2 Diabetes Mellitus Who Have Obesity or Overweight
Phase 3 Completed 1,152 2026-06-16
NCT06354660
Effect of Retatrutide Compared With Placebo in Adult Participants With Type 2 Diabetes and Inadequate Glycemic Control With Diet and Exercise Alone (TRANSCEND-T2D-1)
Phase 3 Completed 537 2026-01-22
NCT05931367
A Study of Retatrutide (LY3437943) Once Weekly in Participants Who Have Obesity or Overweight and Osteoarthritis of the Knee
Phase 3 Completed 445 2025-11-14
NCT04881760
A Study of LY3437943 in Participants Who Have Obesity or Are Overweight
Phase 2 Completed 338 2022-05-16
NCT04867785
A Study of LY3437943 in Participants With Type 2 Diabetes
Phase 2 Completed 281 2022-07-08
NCT05936151
A Study of Retatrutide (LY3437943) on Renal Function in Participants With Overweight or Obesity and Chronic Kidney Disease With or Without Type 2 Diabetes
Phase 2 Completed 146 2025-10-01
NCT05959096
A Study of LY3437943 in Healthy Participants With a High Body Mass Index
Phase 1 Completed 85 2024-07-25
NCT06313528
A Study to Measure Calorie Consumption and Usage in Participants With Obesity Using LY3437943
Phase 1 Completed 85 2025-08-26
NCT06982846
A Study to Investigate the Response of Participants With Type 2 Diabetes Mellitus on Once-Weekly Retatrutide to Hypoglycemia
Phase 1 Completed 80 2026-05-04
NCT04143802
A Study of LY3437943 in Participants With Type 2 Diabetes Mellitus (T2DM)
Phase 1 Completed 72 2020-12-28
NCT04823208
A Study of LY3437943 in Japanese Participants With Type 2 Diabetes Mellitus (T2DM)
Phase 1 Completed 64 2022-06-23
NCT06003465
A Research Study Looking at Similarity Between LY3437943 Versions for Different Injection Devices
Phase 1 Completed 57 2024-02-08
NCT06039826
A Study of LY3437943 in Postmenopausal Female Participants Who Are Overweight or Obese
Phase 1 Completed 46 2024-07-11
NCT03841630
A Safety Study of LY3437943 Given as a Single Injection in Healthy Participants
Phase 1 Completed 45 2019-07-25
NCT05916560
A Study of LY3437943 in Participants With Impaired and Normal Liver Function
Phase 1 Completed 43 2025-03-02
NCT05445232
A Drug-Drug Interaction (DDI) Study of LY3437943 in Obese Participants
Phase 1 Completed 32 2023-02-24
NCT05548231
A Study of LY3437943 in Chinese Participants With Obesity Or Overweight
Phase 1 Completed 32 2023-07-27
NCT06808802
To Investigate the Effect of Retatrutide (LY3437943) on Metoprolol Pharmacokinetics in Healthy Participants
Phase 1 Completed 30 2025-04-15
NCT05611957
A Study of LY3437943 in Healthy Participants and Participants With Impaired Renal Function
Phase 1 Completed 29 2023-09-05
NCT05757531
A Study of Carbon-14-Labelled [14C] LY3437943 in Healthy Male Participants
Phase 1 Completed 7 2023-06-23

How trial enrollment actually works

  1. Check the study's eligibility criteria on its ClinicalTrials.gov page (the link on each card). Most retatrutide trials exclude type 1 diabetes, recent cardiovascular events, recent bariatric surgery and current use of other weight-loss drugs.
  2. Call or email the study contact, or a site near you, and ask whether they are still screening. Registry status lags reality in both directions.
  3. Expect a screening visit with blood tests before randomization, a chance of receiving placebo, monthly visits, and a commitment of 18 months or longer.
  4. Participation is free, and the drug used is Lilly's pharmaceutical-grade product. Nothing sold online is.

Data: ClinicalTrials.gov v2 API, snapshot 2026-09-18. This page is informational; it is not a referral service and we do not pass your details to anyone. Read the access overview for the full picture, including what to do if no trial fits.