Intestinal fistula after colon cancer surgery, generally take drug treatment, surgical treatment, other treatments, etc. Please follow the doctor’s instructions for standardized treatment. 1. Drug treatment: use broad-spectrum antibiotics to fight infection, such as meropenem, piperacillin-tazobactam or ceftazidime, cefepime combined with metronidazole. There are also growth inhibitory agents (e.g. octreotide, etc.) that can significantly reduce gastrointestinal secretion, thereby decreasing the amount of intestinal fluid discharged from the fistula in order to minimize fluid loss. 2. Surgical treatment: after the occurrence of enterocutaneous fistula, peritonitis symptoms are obvious, even with obvious symptoms of poisoning, and there are limited intra-abdominal abscess or fistula formation early percutaneous puncture tube drainage is difficult, should be early abdominal drainage. 3. Other treatments: for intestinal fistula after abdominal infection is relatively limited, or a few abscess formation and the patient’s general condition is poor, can not tolerate surgical drainage, ultrasound or CT guidance, percutaneous puncture tube drainage. It is recommended that the patient consult a doctor in time to give targeted treatment, do not blindly self-medication. And early diet should be low fat, moderate protein, high carbohydrate, light and low residue diet is appropriate.