[Determination of icarim in luohan jindan oral liquid by thin-layer chromatography].

The oral liquid of Luohan Jindan is composed of fifteen traditional Chinese drugs. Icariin in the oral liquid has been successfully separated and determined by using column partition chromatography-TLC-UV spectrum method. Interferences from other components in the liquid can be removed by this method, which is simple, precise, accurate, and also useful in the quality control of Herba Epimedii preparations.