Determination of Contents of Amygdalin in Traditional and Granular Decoctions of Maxingshigan Decoction by HPLC

Objective:To determine the contents of amygdalin in traditional and granular decoctions of Maxingshigan decoction.Methods:The determination was carried out by HPLC with an ODS column and a mobile phase of water-methanol(23∶77) at 215 nm.Results:The content of amygdalin in traditional decoction of Maxingshigan Decoction was 17.74 mg/g and 24.80 mg/g in granular one.Conclusion:The content of glycyrrhizic acid in traditional decoction of Maxingshigan decoction is obviously higher than that in granular one.