吴茱萸，始载于《本经》，辛、苦、热，有小毒，其功能以散寒燥湿、行气止痛、疏肝下气、温中止泻著称。现代药理研究证明，吴茱萸含挥发油，有芳香健胃、镇吐作用；吴茱萸挥发油可排除消化道内气体，抑制肠内异常发酵；又茱萸内酯、吴茱萸碱有镇痛作用；吴茱萸还具有抗溃疡、? Wu Yan, only contained in the “Ben”, Xin, bitter, hot, small poison, its function to spread cold dampness, gas analgesia, Shuganxiaqi, warm in the diarrhea known. Modern pharmacological studies have shown that Evodia contains volatile oil, aromatic stomach and antiemetic effect; Evodiae volatile oil can exclude gas in the digestive tract and inhibit abnormal fermentation in the intestine; and terpene lactone and evodiamine have analgesic effect; Evodia also has anti-ulcer, ?