Compare microwave dryness with traditional dryness in preparation of Zhijingsan. It is proved that microwave dryness has the advantages of quick, good quality uniformity and high efficiency.

• 比较微波加热干燥止痉散与传统方法在制备工艺上的区别；微波干燥具有干燥均匀、质量好、速度快、效率高等优点。