Bowel spasm after colon cancer surgery may be caused by colic, intestinal ulcer and so on. Patients can take antispasmodic drugs such as scopolamine, pivacyl bromide and other drugs for treatment under the advice of doctor’s guidance. 1. Scopolamine: scopolamine has the effect of relieving smooth muscle spasm and analgesia, mainly used in the treatment of gastrointestinal colic, biliary tract spasm and other symptoms, inappropriate use of the drug may appear dry mouth, red face and other adverse reactions. Pyloric obstruction, intestinal obstruction, prostate hypertrophy patients are prohibited. 2. Pivacurium bromide: Pivacurium bromide can be highly selective in 2 colonic smooth muscle, relieve its contraction, mainly used for the management of intestinal dysfunction, intestinal pain, defecation abnormalities and other symptoms. Improper use may appear rash, allergic to the product or bromide, pregnant women and other patients are prohibited. It is recommended that patients do a good job of postoperative review, if there are symptoms of discomfort timely to the hospital for treatment, do not self-medication to avoid danger.