METHODS Chlorogenic Acids,Glycyrrhizic Acid,Artemisia Annuae oil and menthol in Shuangqing Yanhou tablets were identified by TLC.

• 方法:采用薄层色谱法对双青咽喉片中的主要有效成分绿原酸、甘草酸、青蒿油和薄荷脑进行定性鉴别。