Study on Quality Standard of Jingwu Oral Liquid / 中国药房

ABSTRACT

OBJECTIVE:To improve the quality standard for Jingwu oral liquid.METHODS:The qualitation of Radix Polygoni Multiflori preparata and solomonseal rhizome in Jingwu oral liquid were identified by TLC and the assaying of 2,3,5,4’—tetra—hydroxyl diphenyl ethylene—2—O—?—D—glucoside in the oral liquid were determined by HPLC.RESULTS:In the TLCs of Radix Polygoni Multiflori preparata and solomonseal rhizome,the color of speckles was the same as that of the control articles in the corresponding places.The linear range of 2,3,5,4’—tetra—hydroxyl diphenyl ethylene—2—O—?—D—glucoside was 0.0 562?g～0.6 744?g(r=0.9 996);The average recovery was 100.1%(RSD=1.89%).CONCLUSION:The method is simple,fast,and reproducible and of high recovery rate,which can be used as quality control for Jingwu oral liquid.