Quality Control of Tibetan Medicine Shiwei Hezi Pills

Abstract:

Objective: To establish a method for quality control of Tibetan Medicine Shiwei Hezi Pills. Method: Traditional Tibetan medicine in prescription were identified by a series of Microstructure and TLC methods. Hydroxysafflor yellow A;gallic acid was determined by HPLC.The separation was performed on Phenomenex C₁₈ column (4.6 mm×250 mm, 5 μm). Result: The linear range of Hdroxysafflor yellow A and gallic acid was within the range of 0.013 6-0.271 7 μg and 0.157 9-0.947 5 μg.The average recovery was 99.9% and 99.1, the RSD was 2.2%.and 1.6%. Conclusion: The method can be applied to the quality control of Shiwei Hezi Pills.