Compare S-1 for 6 Months to 1 Year as Adjuvant Chemotherapy After D2 Resection in Patients With Gastric Cancer Staged II , IIIA or IIIB.

• Status: Withdrawn
• Trial end date: 2023-03-01
• Target enrollment: 0
• Participant gender: All

Summary

The study aims to compare the efficacy and safety of S-1 for 6 months versus S-1 for 1 year as adjuvant chemotherapy after D2 resection in patients with gastric cancer.

Hypothesis: For gastric patients after D2 resection, S-1 for 6 months shows non-inferiority to S-1 for 1 year in disease free survival(DFS), overall survival (OS) and safety.

• Phase: Phase 3
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Fudan University; Sun Yat-sen University
• Collaborators: Anhui Provincial Hospital; Anqing Municipal Hospital; First Affiliated Hospital of Wannan Medical College; Guangdong Provincial Hospital of Traditional Chinese Medicine; Lishui hospital of Zhejiang University; Shenzhen People's Hospital; Sun Yat-sen University; The First Affiliated Hospital of Anhui Medical University; The First Affiliated Hospital of Guangdong Pharmaceutical University; Yuebei People's Hospital

Criteria

Inclusion Criteria:

1. Lower age limit of research subjects 18 years old and upper age limit of 75 years old.

2. Be proven to be primary adenocarcinoma of gastric cancer and staged II，IIIA or IIIB by pathological evidences

3. R0 surgery with lymphadenectomy

4. Without any other malignancies

5. ECOG (ECOG score standard) performance status of 0 or 1 and expected to survive more than 6 months

6. No contraindications to chemotherapy, including normal peripheral blood routine, liver and kidney function and electrocardiogram （WBC≥4.0 x 109 /L, NEU≥1.5 x 109 /L,PLT≥100 x 109 /L and HGB≥90g/L).

Exclusion Criteria:

1. Female in pregnancy or lactation, or refuse to receive Contraception measures during chemotherapy.

2. Patients with stage I, IIIC and IV.

3. Unavailable for R0 resection and D2 lymph node dissection.

4. Suffering from other uncontrolled diseases, such as other tumors, acute and Chronic infection.

5. With severe heart disease, including: congestive heart failure, uncontrolled arrhythmias, unstable angina, myocardial infarction, severe heart valve disease and resistant hypertension.

6. Any Known or suspected history of drug allergy test.

7. The researchers believe the patient is not able to complete the entire course of the experiment.

8. Patients (within 4 weeks) are receiving any other anti-cancer drugs therapy, biological therapy, radiation therapy, or Immunosuppressive therapy.

9. Patients conform to any of the following: post-organ transplant, necessary for long-term immunosuppressive or suffering with autoimmune diseases.