Study on Quality Standard of Yuquan Capsules / 中国药房

ABSTRACT

OBJECTIVE: To establish the quality standard of Yuquan capsules. METHODS: The composition of Yuquan capsules, such as Puerariae lobata, Panax ginseng, Glycyrrhiza uralensis, Astragalus membranaceus, Schisandrae chinensis, were identified by TLC. The content of puerain was determined by HPLC. RESULTS: The identified components of Yuquan capsules were P. lobata, P. ginseng, G. uralensis, A. membranaceus, S. chinensis. The linear range of puerain were 0.127 5～1.02 ?g(r=0.999 9) with an average recovery of 100.29%(RSD=1.68%). CONCLUSION: Established standard can be used for the quality control of Yuquan capsules.