结肠癌化疗方案DukesA期5-FU750mg/ivgtt(1~7)CF300mg/ivgtt(1~7)7天/一疗程6~8周重复一次4~6个疗程DukesB期5-FU750mg/ivgtt(1~7)CF300mg/ivgtt(1~7)HCPT10mg/ivgtt(1~7)7天/一疗程6~8周重复一次4~6个疗程DukesC期5-FU750mg/ivgtt(1~7)OXA75mg/ivgtt(1)CF300mg/ivgtt(1~7)HCPT10mg/ivgtt(1~7)7天/一疗程6~8周重复一次4~6个疗程