《伤寒论·辨厥阴病脉证并治》第 378条 :“干呕、吐涎沫、头痛者 ,吴茱萸汤主之。”系胃中寒饮上犯足厥阴经脉所致 ,故习称吴茱萸汤治厥阴头痛。因其疗效显著而千古一辞 ,无可非议。然而胃中寒饮为何上犯厥阴 ,机理何在 ?笔者曾用本方治愈多例典型的厥阴头痛 ,似有所悟 ,试析 “Treatise on typhoid fever syndrome and treatment of diarrhea”: Article 378: “Ran vomiting, vomiting foam, headache, Wu Yu Tang main.” Department of stomach cold drink on the violation of foot yin yin meridians caused by, so the habit Called Wusong Tang for treatment of headaches. It is beyond reproach because of its remarkable curative effect. However, why does the cold drink in the stomach cause sin Yin? What is the mechanism? The author has used this side to cure many typical cases of tinea capitis.