Method: Both drugs were extracted with hexane, ethylether and butanone respectively and then the obtained extracts were measured with the FT-IR spectrometer.

• 方法:对大蜜丸剂采用统一的提取方法,对每一个样品都依次用正己烷、乙醚和丁酮提取并测试其提取物的红外指纹图谱。