前胡系伞形科植物白花前胡(PeucedanumPraeruptorum Dunn)和紫花前胡(Peucedanumdecursivum(Miq.)Maxim.)的根。因其主要有效成分为香豆精类和挥发油等,故在贮藏保管中受各种因素的影响,容易变色、泛油、虫蛀等,影响质量和疗效。但是,长期以来,前胡的品质优劣只凭经验鉴别,没有数据控制。对此,作者作了一点尝试,现叙述如下:选用的材料是不同年度白花前胡和紫花前胡的混合 The roots of Peucedanum Praeruptorum Dunn and Peucedanum decursivum (Miq.) Maxim. Because its main active ingredients are coumarins and volatile oils, it is affected by various factors during storage and storage, and is susceptible to discoloration, flooding, and insect infestation, affecting quality and efficacy. However, for a long time, the pros and cons of Qianhu have been judged only by experience, and there is no data control. In this regard, the author made a little attempt and is now described as follows: The materials chosen are the mixtures of the white Peucedanum chinense and Radix Peucedanica in different years.