下法是中医重要治疗法则之一。所谓下，就是应用泻下方药，使机体排便作用增强，通过排便来达到治病的目的。从中医治则的角度来讲，多在“急则治标”的情况下应用。临床一般分为寒下、温下和润下三种。我在临床上较广泛地应用寒下之法治疗内儿科疾病，取得了较好效果。在儿内 The next law is one of the important principles of Chinese medicine. The so-called next, is the application of diarrhea medicine, so that the role of the body defecation enhanced by defecation to achieve the purpose of treatment. From the perspective of traditional Chinese medicine treatment, more in the “emergency rule of temporary” application. Generally divided into clinical cold, warm and run under three. I use the cold method in clinical treatment of pediatric diseases more widely, and achieved good results. In the children