Objective : The object of this literatual study is to investigate the external therapy and irrigation-therapy(洗痔法) of hemorrhoids Methods : We have selected data related to the external therapy and irrigation-therapy(洗痔法) of hemorrhoids on the literature of Oriental medicine. And we analyzed the study. Results : 1. The external therapy of hemorrhoids is fundamental therapy. There are several external therapy, these are irrigation-therapy(洗痔法), fumigation-therapy(薰痔法), paint-therapt(塗痔法), and withering-therapy(枯痔法). 2. The effects of herbs used in this irrigation-therapy(洗痔法) are almost the same as ground rules of hemorrhoids therapy such as, remove heat to stop bleeding(淸熱止血), resolve damp-heat(淸化濕熱), tonify the blood and arrest bleeding(補血止血), clear away heat and loosen the bowels(淸熱通便), nourish blood to relieve dryness(養血潤燥), tonify thr spleen and replenish Ki(補中益氣) Conclusions : Through literatual Study, we basically understood the external therapy and irrigation-therapy(洗痔法) of hemorrhoids. In the study of irrigation-therapy(洗痔法), it seems that further clinical studies on hemorrhoids therapy.