This is a single-arm, multi-center phase II clinical study.~This study intends to enroll 20-30 subjects with advanced GC or GEJ adenocarcinoma on second or later lines of treatment (the tumor tissues of ≥ 50% of subjects will be tested by RNAseq, with FGOP2 TPM ≥ 9). Subjects will be randomly assigned to cohort 1 or 2 in a 1:1 ratio:~Cohort 1: High-dose MAX-40279 group (10-15 subjects, 70 mg, BID, PO) Cohort 2: Low-dose MAX-40279 group (10-15 subjects, 50 mg, BID, PO)
This is a single-arm, multi-center phase II clinical study to Evaluate the Safety and Efficacy of Max-40279-01 in Patients With advanced gastric cancer or gastroesophageal junction cancer.