Clinical Trial of Yiqi Wenyang Jiedu Prescription in the Prevention and Treatment of Postoperative Metastasis and Recurrence of Gastric Cancer

Inclusion Criteria:

1. The non-esophagogastric junction gastric cancer of stage II-III that met the diagnostic criteria, and no tumor recurrence and metastasis was determined by imaging;
2. Within 6-8 months after radical gastrectomy for gastric cancer (R0), adjuvant chemotherapy of standard regimen (XELOX and SOX) has been completed for at least 6 cycles;
3. ECOG score 0-2;
4. 18-75 years old, male or female;
5. The expected survival time is ≥3 months;
6. Voluntary participation in the study, signing informed consent, good compliance with follow-up.

Exclusion Criteria:

1. Patients with other primary tumors;
2. Gastric cancer patients were pathologically diagnosed as adenosquamous carcinoma, with lymphoid stromal carcinoma (medullary carcinoma), hepatoid adenocarcinoma, squamous cell carcinoma, signed-ring cell carcinoma, undifferentiated carcinoma, gastric neuroendocrine tumor, gastric mesenchymal tumor, gastric malignant lymphoma and other gastric malignancies;
3. Patients who had previously received preoperative neoadjuvant chemotherapy;
4. Patients with past or current targeted drug therapy;
5. Patients undergoing previous or ongoing gastric radiotherapy;
6. Patients with past or ongoing tumor immunotherapy;
7. Mental patients;
8. Patients with serious and uncontrolled organic diseases or infections, such as decompensated heart, lung and renal failure, which lead to intolerance of chemotherapy;
9. Patients who received clinical trials of small molecule drugs within 28 days or large molecule drugs within 3 months;
10. Patients who are known to be allergic or intolerant to the study drug.