中药朱砂是矿物质药物,原药呈颗粒状,在临床使用前需加工成细末,汤剂配伍一般不入煎,而是单独冲服。有的病人在用药前为了使朱砂末更细一些,便在铝匙或铝勺中用力研磨,结果发现朱砂逐渐变成灰色,若是加水研磨的,还能闻到一股臭鸡蛋味。这就是“朱砂 Chinese cinnabar is a mineral drug. The original drug is in granular form. It needs to be processed into fine powder before clinical use. The decoction compatibility is generally not to fry, but is to be taken alone. Some patients tried to grind the cinnabar in order to make the cinnabar finer before use. Grinding in aluminum spoons or aluminum spoons revealed that the cinnabar gradually turned gray. If water was added to the ground, it could smell a rotten egg smell. This is cinnabar