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OncoMatch/Clinical Trials/NCT06730373

First-line Treatment With RC48 Plus Sintilimab and S-1 in Advanced Gastric Cancer (RCTS2)

Official title: A Phase II, Open-Label, Multicenter Trial Comparing Disitamab Vedotin Plus Sintilimab and S-1 With Trastuzumab Plus Chemotherapy ± Sintilimab for First-Line Treatment of HER2-Positive Advanced Gastric or Gastroesophageal Junction Adenocarcinoma (RCTS2)

Is NCT06730373 recruiting? Yes, currently enrolling (Oct 2026). This Phase 2 trial studies multiple treatments for her2-positive gastric cancer.

Phase 2RecruitingQilu Hospital of Shandong UniversityNCT06730373Data as of Oct 2026Location: China

Treatment: Disitamab Vedotin · Sintilimab · S-1 · Trastuzumab · Oxaliplatin · Capecitabine · 5-FU · Cisplatin — This is a Phase II, randomized, multicenter, open-label clinical trial designed to compare Disitamab Vedotin plus Sintilimab and S-1 with Trastuzumab plus chemotherapy ± Sintilimab for first-line treatment of HER2-Positive advanced gastric or gastroesophageal junction adenocarcinoma.

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Extracted eligibility criteria

Treatments studied

Immunotherapy

Sintilimab

Targeted therapy

Disitamab VedotinTrastuzumab

Chemotherapy

OxaliplatinCapecitabine5-FUCisplatin

Other

S-1

Cancer type

Gastric Cancer

Biomarker criteria

Required: HER2 (ERBB2) overexpression (ihc3+ or ihc2+/fish+)

Performance status

ECOG 0–1(Restricted strenuous activity)

Demographics

Ages ≤ 75

Prior therapy

Cannot have received: allogeneic stem cell transplantation or organ transplantation

History of allogeneic stem cell transplantation or organ transplantation

Lab requirements

Blood counts

Kidney function

Liver function

Adequate organ function

Structured fields extracted by AI. May contain errors — verify against the official protocol.

Frequently asked questions

Is NCT06730373 currently recruiting?

Yes, this trial is currently recruiting patients.

Are there prior therapy exclusions?

Yes. Prior allogeneic stem cell transplantation or organ transplantation disqualifies patients from enrollment.

Does this trial require ERBB2?

Yes, ERBB2 overexpression is a required biomarker for enrollment.

Is there an age limit?

Yes. Patients must be 75 years or younger.

Could you qualify for this trial?

Enter your biomarker results to see how this trial's eligibility criteria match your specific cancer profile.

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