羚羊清肺胶囊的质量标准研究

Study on Quality Standards for Lingyangqingfei Capsules

目的 :制定羚羊清肺胶囊质量标准。方法 :采用成品显微鉴别 ,另加臣药栀子、牡丹皮的薄层鉴别 ;采用高效液相色谱法对方中君药黄芩中黄芩苷进行含量测定。结果 :羚羊清肺胶囊中黄芩苷含量约为 1.5mg/粒 ,平均回收率为 99.82 % ,RSD =0 .96 %。结论 :结果准确 ,方法重复性好 。

Objective: To establish the quality standards for Lingyangqingfei capsules. Methods: Microscopic identification of products, TLC identifications of Fructus Gardeniae and Cortex Moutan were carried out.Baicalin was determined by HPLC. Results: Baicalin in Lingyangqingfei capsules was about 1.5mg/capsule. The average recovery was 99.82% and RSD was 0.96%. Conclusion: The result is accurate and the reproducibility is good. This method can be used as the quality control of this preparation.