Study on quality standard of Weinaxin granular / 药学实践杂志

Objective To establish a quality standard of Weinaxin granular.Methods Pinelliae Rhizoma,Poria,Glycyr-rhizae,Radix Angelicae,Aurantii Fructus were identified by TLC,and the assay of Narigin in Aurantii Fructus was performed by reverse phase HPLC.Results Pinelliae Rhizoma,Poria,Glycyrrhizae,Radix Angelicae,Aurantii Fructus can be identified by TLC.The HPLC method for Narigin shows a baseline separation with a linear calibration curve in the range of 0.0844～0.2954 μg (r=0.9993).The average recovery of the method was 98.74%.The RSD was 1.20% (n=6).Conclusion This method was reliable and accurate,can be used for the quality control of this product.