乌头,出自《药谱》(唐·候宁极)。有川乌头、草乌头两种,别名川乌、草乌。川鸟为毛茛科植物乌头(Acanitum carm-ichaeli Debx)的块根。草乌为毛莨科多年生野生植物北乌头(Aconitum Rusne-zoffii Rchb)的块根。性味皆为辛、苦、温,功能均能祛风湿、散寒止痛。临床多用于风寒湿痹的治疗,用之得法,每获较好疗 Aconitum, from “Population” (Tang Hou Ning-chi). There are two kinds of Chuanwutou and Caucao, alias Chuanwu and Caoxue. Chuan bird is the root of the Aconitum carm-ichaeli Debx. Aconitum is the root of the Aconitum Rusne-zoffii Rchb, a perennial wild plant of Ranunculaceae. All tastes are pungent, bitter and warm, and all of them are capable of removing rheumatism, spreading cold and stopping pain. Mostly used for the treatment of wind, dampness and warts, and it is used to obtain good treatment.