Study on quality standard of Yupingfeng Oral Liquid / 中成药

ABSTRACT

Objective: To established a method for the quality standard of Yupingfeng Oral Liquid(Radix Astragali, Radix Saposhnikoviae and Rhizoma Atractylodis Macrocephalae). Methods:Radix Astragali, Radix Saposhnikoviae and Rhizoma Atractylodis Macrocephalae in oral liquid were identified by TLC. The content of astragaloside IV was determined by HPLC-ELSD. Results:The study showed that spots of samples on TLC can be well separated and the method had strong specificity. The average recovery was 97.75% and RSD was 1.31%. Conclusion:The method is simple, sensitive and accurate. It can be used for quality control of Yupingfeng Oral Liquid.