METHODS Pericarpium papaveris,Radix glycyrrhizae,Semen armeniacae amarum were identified by TLC and Herba Ephedrae was determined by RP-HPLC.

• 方法对罂粟壳、甘草、苦杏仁进行薄层鉴别,采用HPLC法对麻黄碱进行含量测定。