抗菌药物的大量应用 ,常会影响正常的肠道菌群 ,造成伪膜性肠炎。但近年来文献也报道一些中药引致患者腹泻 ,其共有特征为 :既往无腹泻史 ,用药与腹泻发生有明确的时间相关性 ;腹泻与一般肠炎性腹泻明显不同 ,多不伴发热及腹痛 ,大便培养无致病菌 ;常用止泻药无效 ,停药是唯一 A large number of antibacterial drugs often affect the normal intestinal flora, causing pseudomembranous colitis. However, in recent years, some literatures have also reported that some Chinese medicines cause diarrhea in patients. Their common features are: There is no history of diarrhea in the past, and there is a clear time correlation between the use of drugs and diarrhea; diarrhea is obviously different from general enteritis diarrhea, and most people do not have fever and abdominal pain. Cultivate non-pathogenic bacteria; Antidiarrheal drug is usually ineffective and withdrawal is the only