METHODS: Radix Sophorae Flavesentis, Fructus Cnidii, Folium Artemisiae Argyi were identified by TLC.The content of osthole was determined by HPLC.

• 方法:采用薄层色谱法鉴别苦参、蛇床子、艾叶,高效液相色谱法测定蛇床子素的含量。