The total cost of chemotherapy for colon cancer is about 40-50 thousand Yuan for 8 times, that is, the cost of each chemotherapy is about 5000-6000 Yuan. According to the medical insurance policies of different places, the prices of chemotherapy drugs are different, and the reimbursement ratio may also vary. Before each chemotherapy treatment, routine blood tests, biochemistry, tumor indicators, electrocardiogram and so on should be performed, and depending on the patient’s review cycle, the abdominopelvic enhancement CT or colonoscopy may have to be reviewed. The usual chemotherapy regimen is XELOX, which is oral capecitabine 3 tablets twice a day for 2 weeks and 1 week off, as well as intravenous oxaliplatin, usually 150-200 mg, for each hospitalization. The exact amount is calculated according to the patient’s body surface area, which means that it should be calculated in relation to the patient’s height and weight, etc.