Gastric and oesophageal cancer trials in South Korea

In South Korea 88 Also abroad 1285

88 trials · From ClinicalTrials.gov, checked 15 November 2026. Ask the study team whether a trial fits you.

Phase 1/2Taking people
Substudy 06C: A Study of Investigational Agents With Pembrolizumab (MK-3475) and Chemotherapy in Participants With First-Line Locally Advanced Unresectable/Metastatic Gastroesophageal Adenocarcinoma (MK-3475-06C/KEYMAKER-U06)
Where
Seoul
Age
18 years and over
People
160 worldwide
Run by
Merck Sharp & Dohme LLC
See details and how to joinNCT06469944 · EU 2023-509307-33-00
Phase 1/2Taking people
Substudy 06E: Umbrella Study of Combination Therapies in Esophageal Cancer (MK-3475-06E/KEYMAKER-U06)
Where
Goyang-si, Seoul
Age
18 years and over
People
298 worldwide
Run by
Merck Sharp & Dohme LLC
See details and how to joinNCT06780111 · EU 2024-514273-22-00
Phase 1/2Taking people
A Clinical Trial of Ifinatamab Deruxtecan in People With Advanced Esophageal Cancer (MK-3475-06F)
Where
Goyang-si, Seoul
Age
18 years and over
People
60 worldwide
Run by
Merck Sharp & Dohme LLC
See details and how to joinNCT07405151 · EU 2026-525213-31-00
Phase 1/2Taking people
Study of INBRX-106 and INBRX-106 in Combination With Pembrolizumab (Keytruda®) in Subjects With Locally Advanced or Metastatic Solid Tumors (Hexavalent OX40 Agonist)
Where
Busan, Cheongju-si, Gyeonggi-do, Hwasun, Incheon, Seongnam-si, Seoul, Suwon
Age
18 years and over
People
340 worldwide
Run by
Inhibrx Biosciences, Inc
See details and how to joinNCT04198766
Phase 1/2Taking people
Beamion BCGC-1: A Study to Find a Suitable Dose of Zongertinib Used Alone and in Combination With Other Treatments to Test Whether it Helps People With Different Types of HER2+ Cancer That Has Spread
Where
Seongnam-si, Seoul
Age
18 years and over
People
910 worldwide
Run by
Boehringer Ingelheim
See details and how to joinNCT06324357
Phase 1Taking people
A Study With NKT3964 for Adults With Advanced/Metastatic Solid Tumors
Where
Gwangmyeong, Seoul
Age
19 years and over
People
238 worldwide
Run by
NiKang Therapeutics, Inc.
See details and how to joinNCT06586957
Phase 3Active, not recruiting
A Study of Zolbetuximab Together With Pembrolizumab and Chemotherapy in Adults With Gastric Cancer
Where
Cheongju-si, Daegu, Goyang-si, Hwasungun, Incheon, Seocho-gu, Seongnam-si, Seoul, Suwon
Age
18 years and over
People
500 worldwide
Run by
Astellas Pharma Global Development, Inc.
See details and how to joinNCT06901531 · EU 2024-519773-19-00
Phase 2/3Taking people
A Study to Evaluate the Safety and Efficacy of Pumitamig in Combination With Chemotherapy Versus Nivolumab in Combination With Chemotherapy in Participants With Previously Untreated Advanced or Metastatic Gastric, Gastroesophageal Junction, or Esophageal Adenocarcinoma (ROSETTA Gastric-204)
Where
Seongnam, Seoul
Age
18 years and over
People
690 worldwide
Run by
Bristol-Myers Squibb
See details and how to joinNCT07221149 · EU 2025-523263-37-00
Phase 1Taking people
Phase 1 Study of PF-08046033 in Advanced Solid Tumors
Where
Seoul
Age
18 years and over
People
250 worldwide
Run by
Pfizer
See details and how to joinNCT07519655
Phase 1Taking people
A Study of LY4052031 in Participants With Advanced or Metastatic Urothelial Cancer or Other Solid Tumors
Where
Seoul
Age
18 years and over
People
460 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT06465069 · EU 2024-512927-36-00
Phase 2Taking people
A Phase 2 Study of Zanidatamab in Patients With HER2-expressing Tumors
Where
Gangnam-Gu, Guro-gu, Hwasun-Eup, Jongno-gu, Seodaemun-gu, Seoul, Suwon
Age
18 years and over
People
200 worldwide
Run by
Jazz Pharmaceuticals
See details and how to joinNCT06695845 · EU 2024-516551-41-00
Phase 2Taking people
A Study to Learn More About How Well Treatment With Sevabertinib (BAY 2927088) Tablets Works and How Safe it is in Participants Who Have a Solid Tumor With Mutations of the Human Epidermal Growth Factor Receptor 2 (HER2)
Where
Jongno -Gu, Seoul
Age
18 years and over
People
111 worldwide
Run by
Bayer
See details and how to joinNCT06760819 · EU 2024-517419-62-00
Phase 1/2Taking people
Lenvatinib in Combination With Nivolumab Plus Chemotherapy in Metastatic Gastric Cancer Patients With Malignant Ascites
Where
Seoul
Age
19 years and over
People
61
Run by
Asan Medical Center
See details and how to joinNCT07149090
Phase 1Taking people
A Study of JNJ-89402638 for Metastatic Colorectal and Gastric Cancers
Where
Seoul
Age
18 years and over
People
260 worldwide
Run by
Janssen Research & Development, LLC
See details and how to joinNCT06663319 · EU 2024-516526-66-00
No phaseTaking people
Development and Utilization of an Integrated Clinical Genomic Database
Where
Seoul
People
118,750
Run by
Samsung Medical Center
See details and how to joinNCT07911267
Phase 2Taking people
A Phase II, Trial of Neoadjuvant Trastuzumab + Durvalumab + FLOT Targeted Immunochemotherapy
Where
Seoul
Age
20 years and over
People
20
Run by
Samsung Medical Center
See details and how to joinNCT07911280
Phase 1/2Taking people
EIK1005-002: A Clinical Research Study Evaluating EIK1005, a Werner Helicase Inhibitor, as Monotherapy and in Combination With Pembrolizumab in Participants With Advanced Solid Tumors Including Microsatellite Instability High (MSI-H) Tumors
Where
Busan, Seoul, Suwon
Age
18 years and over
People
160 worldwide
Run by
Eikon Therapeutics
See details and how to joinNCT07262619 · EU 2026-525248-13-00
Phase 1/2Taking people
BOLD-100 in Combination With FOLFOX With or Without Bevacizumab for the Treatment of Advanced, Solid Tumours
Where
Goyang, Seoul
Age
18 years and over
People
220 worldwide
Run by
Bold Therapeutics, Inc.
See details and how to joinNCT04421820 · EU 2024-517500-11-00
Phase 1/2Taking people
A Study to Investigate ALE.P02 as a Monotherapy or in Combination With Pembrolizumab in Adult Patients With Selected CLDN1+ Solid Tumors
Where
Goyang-si, Seoul
Age
18 years and over
People
235 worldwide
Run by
Alentis Therapeutics AG
See details and how to joinNCT06747585 · EU 2024-515459-39-00
Phase 2Taking people
A Study of HER3-DXd in Subjects With Locally Advanced or Metastatic Solid Tumors
Where
Daegu, Gyeonggi-do, Seongnam, Seoul
Age
18 years and over
People
740 worldwide
Run by
Daiichi Sankyo
See details and how to joinNCT06172478 · EU 2023-507641-29-00
Phase 3Taking people
A Study of Ifinatamab Deruxtecan in Subjects With Pretreated Advanced or Metastatic Esophageal Squamous Cell Carcinoma (ESCC) (IDeate-Esophageal01)
Where
Daegu, Goyang-si, Hwasun-gun, Incheon, Seongnam-si, Seoul
Age
18 years and over
People
510 worldwide
Run by
Daiichi Sankyo
See details and how to joinNCT06644781 · EU 2023-509630-19-00
No phaseTaking people
SPADE Clinical Trial.
Where
Goyang
Age
20 years and over
People
159
Run by
National Cancer Center, Korea
See details and how to joinNCT07892183
Phase 3Taking people
A Phase Ⅲ Study of Rilvegostomig in Combination With Fluoropyrimidine and Trastuzumab Deruxtecan as the First-line Treatment for HER2-positive Gastric Cancer
Where
Daegu, Goyang-si, Gyeonggi-do, Jeonnam, Seoul
Age
18 years and over
People
840 worldwide
Run by
AstraZeneca
See details and how to joinNCT06764875 · EU 2024-512583-57-00
Phase 3Taking people
Sonesitatug Vedotin in Combination With Capecitabine With or Without Rilvegostomig in Participants With Advanced or Metastatic Gastric, Gastroesophageal Junction, or Esophageal Adenocarcinoma Expressing Claudin18.2
Where
Daegu, Hwasun-gun, Seongnam-si, Seoul
Age
18 years and over
People
2,130 worldwide
Run by
AstraZeneca
See details and how to joinNCT07431281 · EU 2024-519787-40-00
Phase 1Taking people
Study to Assess Adverse Events and Change in Disease Activity in Adult Participants With Select Advanced Solid Tumor Indications Receiving Intravenous (IV) ABBV-400
Where
Busan, Cheongju-si, Jinju, Seoul
Age
18 years and over
People
325 worldwide
Run by
AbbVie
See details and how to joinNCT06084481 · EU 2023-506227-29-00