Methods: TLC was used to identify injectable XIONGDAN powder.The content of tauroursodeoxycholic acid in injcctable XIONGDAN powder was determined by HPLC.

• 方法：采用薄层色谱法对制剂中熊胆进行定性鉴别：用HPLC法测定制剂中牛磺熊去氧胆酸含量。