Objective To observe the effect of flavored dachengqi Decoction to promote EPlSBO gastrointestinal function in patients recovery. Methods Select EPlSBO 50 patients， observation group and the control group 25 cases. I alone control group Western medicine treatment， modified observer group to dachengqi Decoction on this basis， comparison of the two groups were gastrointestinal function recovery. Results ①Observation group and the control group in terms of gender， age， etiology， etc. ， no significant difference between the two（P>0.05）； ②Observation group recovery time of bowel sounds， 1st exhaust time， the first defecation time was significantly shorter than the control group（P<0.05）； ③Observer group abdominal cramping， bloating， a few cases of paralytic ileus suffer significantly less than the control group（P<0.05）. Conclusion Modified dachengqi Decoction EPlSBO better promote the recovery of gastrointestinal function in patients.