Study on quality standard for Yangxue Anshen Pills.

Objective To improve the quality standard for Yangxue Anshen Pills. Method TLC was used to identify caulis spatholobi and herba ecliptae, and HPLC to determine the content of emodin. Results The TLC spots of caulis spatholobi and herba ecliptae were clear. The linear range of emodin was 0.009 92～ 0.124 0 μg. The average recovery rate was 96.2%, and RSD was 1.1%. Conclusion The methods are simple and accurate, with good reproducity.