From 3.1 g of the crude extract, 495 mg protopine, 626 mg tetrahydropalmatine and 423 mg bicuculline were obtained each with a purity of over 93% as determined by high performance liquid chromatography.

• 从3.；1g的夏天无粗提物中；分离得到495mg原阿片碱；626mg四氢巴马汀和423 mg的比扣扣灵；经HPLC分析其纯度都超过93%25。