RecruitingPhase I/IIEN originalGastric cancerMetastatic / advanced

Substudy 06D: Combination Therapies in Second Line (2L) Gastroesophageal Adenocarcinoma (MK-3475-06D/Keymaker-U06)

⚠️

This is not medical advice. AI-assisted translation — inaccuracies may occur. Always verify the original and consult your oncologist before taking any steps.

About the trial

This is a phase 1/2 multicenter, open-label umbrella platform study that will evaluate the safety and efficacy of sacituzumab tirumotecan (MK-2870) plus paclitaxel versus ramucirumab plus paclitaxel, and HER3-DXD plus ramucirumab versus ramucirumab plus paclitaxel for the treatment of participants with advanced or metastatic gastric adenocarcinoma, gastroesophageal junction (GEJ) adenocarcinoma, or esophageal adenocarcinoma who have failed 1 prior line of therapy. This is an estimation study, and no formal hypothesis testing will be performed.

Original English text from ClinicalTrials.gov

Who can (and can't) join

✓ Qualifies

  • Zdiagnozowano raka żołądka, przełyku lub połączenia przełykowo-żołądkowego, który jest w zaawansowanym stadium lub rozprzestrzenił się.
  • Pacjent otrzymał już jedną linię leczenia antynowotworowego, ale rak nadal postępuje.
  • Badania potwierdziły, że rak nie wytwarza białka HER2.
  • Wymagane jest pobranie próbki guza do badań, jeśli nie była wcześniej naświetlana.
  • Złe samopoczucie związane z wcześniejszym leczeniem jest łagodne (nie gorsze niż w pierwszym stopniu zaawansowania) lub ustąpiło.
  • Pacjent jest w ogólnie dobrym stanie zdrowia (ocena według skali ECOG 0 lub 1).
  • Przewidywana długość życia pacjenta wynosi co najmniej 3 miesiące.

✗ Disqualifies

  • Zdiagnozowano inny typ raka niż gruczolak, np. rak płaskonabłonkowy.
  • Pacjent stracił ponad 20% masy ciała w ciągu 3 miesięcy przed rozpoczęciem badania.

Simplified criteria — AI translation

Trial details

Minimum age
18 Years
Last updated (source)
July 24, 2026
Sex
No restrictions

Therapies / drugs in trial

Locations (47)

University of Arizona Cancer Center-University of Arizona Cancer Center ( Site 8927)

Tucson, United States

UCLA Hematology/Oncology - Santa Monica ( Site 8905)

Los Angeles, United States

Norton Cancer Institute - Downtown ( Site 8900)

Louisville, United States

The Cancer and Hematology Centers ( Site 8912)

Grand Rapids, United States

Hematology-Oncology Associates of Central NY, P.C. ( Site 8925)

East Syracuse, United States

Columbia University Irving Medical Center-CUIMC Herbert Irving Comprehensive Cancer Center Clinical ( Site 8907)

New York, United States

UPMC Hillman Cancer Center-UPMC ( Site 8904)

Pittsburgh, United States

University of Texas MD Anderson Cancer Center ( Site 8920)

Houston, United States

Liga Norte Riograndense Contra o Câncer ( Site 8303)

Natal, Brazil

Hospital Nossa Senhora da Conceição ( Site 8301)

Porto Alegre, Brazil

IBCC - Instituto Brasileiro de Controle do Câncer ( Site 8304)

São Paulo, Brazil

ICESP - INSTITUTO DO CÂNCER DO ESTADO DE SÃO PAULO ( Site 8300)

São Paulo, Brazil

Clínica Puerto Montt ( Site 8409)

Port Montt, Chile

Centro de Investigación del Maule ( Site 8408)

Talca, Chile

FALP-UIDO ( Site 8400)

Santiago, Chile

Centro de Oncología de Precisión-Oncology ( Site 8404)

Santiago, Chile

Clínica UC San Carlos de Apoquindo ( Site 8405)

Santiago, Chile

Bradfordhill-Clinical Area ( Site 8401)

Santiago, Chile

Bradford Hill Norte ( Site 8407)

Antofagasta, Chile

Beijing Cancer hospital-Digestive Oncology ( Site 7500)

Beijing, China

The 900th Hospital of the Joint Logistics Support Force of the Chinese People's Liberation Army ( Site 7501)

Fuzhou, China

The First Affiliated hospital of Xiamen University ( Site 7503)

Xiamen, China

Henan Cancer Hospital ( Site 7504)

Zhengzhou, China

The First Affiliated Hospital of Nanchang University ( Site 7514)

Nanchang, China

Fudan University Shanghai Cancer Center ( Site 7513)

Shanghai, China

Xinjiang Medical University Cancer Hospital - Urumqi ( Site 7506)

Ürümqi, China

Sir Run Run Shaw Hospital of Zhejiang University School of Medicine ( Site 7510)

Hangzhou, China

Centre Hospitalier Régional Universitaire de Brest - Hôpital-Institut de cancérologie et hématologi ( Site 7104)

Brest, France

CIC. ( Site 7100)

Lille, France

Pitie Salpetriere University Hospital-Hepato-Gastro-Enterology ( Site 7102)

Paris, France

NCT-Department of Medical Oncology ( Site 8809)

Heidelberg, Germany

Universitaetsklinikum Duesseldorf-Gastroenterology, Hepatology and Infectiology ( Site 8802)

Düsseldorf, Germany

Universitaetsklinikum Carl Gustav Carus Dresden-Medical Dept I - Medical Oncology ( Site 8806)

Dresden, Germany

Facharztzentrum Eppendorf-Facharztzentrum Eppendorf ( Site 8807)

Hamburg, Germany

IRCCS - Istituto Romagnolo per lo Studio dei Tumori (IRST) "Dino Amadori"-Oncologia Medica ( Site 7207)

Meldola, Italy

Fondazione IRCCS Istituto Nazionale dei Tumori-Struttura Complessa Oncologia Medica 1 ( Site 7200)

Milan, Italy

Azienda Ospedaliero Universitaria Pisana ( Site 7206)

Pisa, Italy

Ospedale San Raffaele-Oncologia Medica ( Site 7202)

Milan, Italy

Oslo universitetssykehus, Radiumhospitalet ( Site 8501)

Oslo, Norway

Asan Medical Center-Department of Oncology ( Site 7901)

Seoul, South Korea

Samsung Medical Center-Division of Hematology/Oncology ( Site 7900)

Seoul, South Korea

Hôpitaux Universitaires de Genève (HUG) ( Site 8701)

Geneva, Switzerland

Kantonsspital Graubünden-Medizin ( Site 8700)

Chur, Switzerland

China Medical University Hospital ( Site 8007)

Taichung, Taiwan

National Cheng Kung University Hospital ( Site 8001)

Tainan, Taiwan

National Taiwan University Hospital-Oncology ( Site 8000)

Taipei, Taiwan

Taipei Veterans General Hospital ( Site 8005)

Taipei, Taiwan

Trial contact

Contact information from ClinicalTrials.gov. Contact in English.

Share this trial

Data from ClinicalTrials.gov. AI-assisted translation, last sync: 7/7/2026.

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