Methods: The combination of dialysis shenlu alcohol extraction method, the system will be prescription medicines Granule Granville, and the use of TLC Determination Psoralen content.

• 方法:采用渗漉结合醇沉的提取法,将处方药材制威颗粒剂,并采用薄层分光光度法测定补骨脂素含量。