Objective To investigate the effect of Simotang oral liquid on the recovery of gastrointestinal function after the operation of esophageal cancer.Methods 110 patients with esophageal cancer were randomly divided into the Simotang group and the saline group,with 55 cases in each group.The conventional nutritional support treatment was given to the two groups.Besides,the Simotong group received Simotang oral liquid via nasojejunal tube after the operation and the saline group were given matched saline(placebo...