Xelox-2 in treatment of the colorectal cancer

Primary objectives: 2.1.1 To investigate the efficacy of Oxaliplatin in combination Xeloda in patients with locally advanced or metastatic colorectal cancer, not previously treated with chemotherapy. Primary endpoints: To investigate the efficacy of Oxaliplatin in combination Xeloda主要研究目标：2.1.1 探究奥沙利铂（Oxaliplatin）联合希罗达（Xeloda）用于既往未接受过化疗的局部晚期或转移性结直肠癌患者的疗效。 主要研究终点：探究奥沙利铂（Oxaliplatin）联合希罗达（Xeloda）的疗效。