Methods:Radix Savae Miltiorrhizae and Pollen Typhae were identified by TLC;the content of tetrahydropalmatine in Yuanhutongjing drop pills was determined by HPLC.

• 方法:采用薄层色谱法鉴别丹参和蒲黄,高效液相色谱法测定成品中延胡索乙素的含量。