瓦楞子入药有生用及煅用二种,目前各地炮制规范及书籍均介绍采用传统煅法,即将瓦楞子置于锅内,用武火煅至红透,取出晾凉,碾成粗末。但煅法时间校长,且不易掌握,笔者在实践中探索用砂烫代替煅制,取得较好效果。砂烫的操作方法是:筛取中等粗细河砂,置于炒药锅内武火加热,将瓦楞子埋入,并继续加热,直 The coriander seeds are used medicinally and calcined with two kinds. At present, the concocted specifications and books all introduce the traditional method of forging, that is to say, the coriander seeds are placed in a pot, and they are burned to a redness through the use of fire, taken out and let cool, and crushed into coarse powder. However, the principal of the forging method was not easy to grasp. In the practice, the author explored the use of sand hot instead of forging to obtain better results. The operation method for sand hot is: screen medium sand with medium thickness, put it in a frying pan and heat it, embed it in it, and continue to heat it.