雄黄水飞后,其外观色泽由原来的深红色或橙红色变为橙黄色,与蒲黄十分相似。临床上曾发生过蒲黄误发雄黄而致死人命的重大医疗事故。为保证用药的安全有效,在此将蒲黄与水飞雄黄的简易对比鉴别法介绍如下(见表)。 After realgar flying, its appearance color changed from the original deep red or orange red to orange yellow, very similar to Puhuang. There has been a major medical accident in which Pu Huang has been mistaken for realgar and died. In order to ensure the safe and effective use of the drug, the simple comparison and identification method between Puhuang and Shuifei realgar is described here (see table).