To evaluate the therapeutic effect of purging bowels and expelling heat prescription for the acute pancreatitis.Methods:The RCT of purging bowels and expelling heat prescription for the acute pancreatitis from January 2014 to October 2017 were searched in the databases.According to the Cochrance Collaboration System Evaluator's Manual, the quality risk assessment was carried out on the included literature, and Revman5.3 software was used for data processing.The efficacy analysis was carried out from the literature meeting the research criteria, and the route of administration and frequency of use of various Chinese medicines were analyzed.Results:11 RCTs and 790 patients with acute pancreatitis were included.Conclusion:The systematic evaluation analysis showed that on the basis of the conventional treatment of western medicine, the combination of purging bowels and expelling heat prescription has good clinical effects on the treatment of acute pancreatitis.However, the quality of the included trials is generally low, and it is still necessary to evaluate the effectiveness of high-quality large-scale clinical trials in the future.