常用的水处理法有淋、洗、泡和润4种方法,它们能使干燥的药材吸收适量的水分而软化,以利于中药的切制。除此之外,在中药加工炮制的实践中,还有几种较为特殊的水制法,现介绍如下。一、水漂:水漂法是指药物在大水面或长流水中停留长时间,并经常换水的方法。水漂的目的,主要是漂去盐质。如肉苁蓉表面带有盐霜,是因为秋季采收后,水分太多不易晒干,投入盐湖中1～3年后取出晒干所致。故须漂去盐分后方可入药。此外,如紫河车有成腥味,用此法可漂去血液腥味。再如海 Commonly used water treatment methods are leaching, washing, soaking and moist 4 ways, they can make the dry herbs absorb the right amount of water and softening, in order to facilitate the cut of Chinese medicine. In addition, in the processing of traditional Chinese medicine concocted practice, there are several more special water law, are presented below. First, flooding: Float method refers to drugs in the water or long water to stay a long time, and often change the water method. The purpose of flooding, mainly to drift salt. Such as Cistanche surface with salt cream, because the harvest after the fall, the water is not easy to dry too much, into the salt lake in 1 to 3 years after the removal of the sun. It must be drifted to salt before entering medicine. In addition, such as the purple river car into the smell, use this method can drift to the smell of blood. Another example is the sea