Stomach cancer combo study halted early
NCT ID NCT05251948
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested several drug combinations in 40 people with advanced stomach or gastroesophageal junction cancer that had not been treated before. The goal was to see which combinations shrank tumors. The study was terminated early, so results are limited.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
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40 people
The number who actually took part.
- Started
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Mar 2022
- Finished
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Sep 2025
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria for Stage 1: * ECOG Performance Status of 0 or 1 * Inoperable locally advanced, metastatic, or advanced GC or GEJC, with adenocarcinoma confirmed as the predominant histology * No prior systemic treatment for advanced or metastatic disease * Life expectancy \>= 3 months, as determined by the investigator * Human epidermal growth factor receptor 2 (HER2)-negative tumors * Measurable disease according to RECIST v1.1 * Adequate hematologic and end-organ function * Patients without hepatitis B virus (HBV) infection at screening * Negative hepatitis C virus (HCV) antibody test at screening, or positive HCV antibody test followed by a negative HCV RNA test at screening * Negative HIV test at screening * For women of childbearing potential: agreement to remain abstinent or use contraception, and agreement to refrain from donating eggs, as outlined for each specific treatment arm * For men: agreement to remain abstinent or use contraception, and agreement to refrain from donating sperm, as outlined for each specific treatment arm Exclusion Criteria for Stage 1: * Prior treatment with CD137 agonists or immune checkpoint blockade therapies * Treatment with investigational therapy within 28 days prior to initiation of study treatment * Any contraindications to any of the study drugs of the chemotherapy regimen * Eligible only for the control arm * Patients with a signet ring cells dominant carcinoma * Symptomatic, untreated, or actively progressing CNS metastases * History of leptomeningeal disease * Active or history of autoimmune disease or immune deficiency * Significant cardiovascular disease within 3 months prior to initiation of study treatment, unstable arrhythmia, or unstable angina * History of malignancy other than GC or GEJC within 2 years prior to initiation of study treatment, with the exception of malignancies with a negligible risk of metastasis or death Exclusion Criteria for Tiragolumab-Containing Arm: * Prior treatment with an anti-TIGIT agent * Active Epstein-Barr virus (EBV) infection or known or suspected chronic active EBV infection at screening
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Affiliated Hopsital of Jining Medical University
Jining, 272000, China
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First Affiliated Hospital of Gannan Medical University
Ganzhou, 341000, China
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Nan Tong Tumor Hospital
Nantong, 226361, China
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Nanjing Drum Tower Hospital, the Affiliated Hospital of Nanjing University Medical School
Nanjing, 210008, China
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Shanxi Province Cancer Hospital
Taiyuan, 030013, China
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Sir Run Run Shaw Hospital, School of Medicine, Zhejiang University
Hangzhou, 310016, China
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The First Affiliated Hospital of Xian Jiao Tong University
Xi'an, 710061, China
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The First Affiliated Hospital, Zhejiang University
Hangzhou, 310003, China
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The General Hospital of People?s Liberation Army (301 Hospital)
Beijing, 100853, China
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The Second Affiliated Hospital of Anhui Medical University
Hefei, 230601, China
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the First Hospital of Jilin University
Changchun, 130021, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Experimental drug combo targets Hard-to-Treat GI cancers
- New stomach cancer surgery technique shows promise in early trial
- Tailored immunotherapy cocktail shows promise for tough stomach cancer
- Iron infusion trial aims to boost energy in stomach cancer patients
- Cancer care at home: a game changer for patients?
- Experimental combo targets Hard-to-Treat HER2 cancers