安神药是以安神、定志为主要功效的药物。其作用机理是通过调节脏腑机能,协调脏腑间的关系而达到安神的目的。根据药物来源以及应用特点不同,安神药可分为重镇安神和养心安神两类。前者为质地沉重的矿石类药物,如朱砂、磁石、琥珀等,多用于惊痫发狂、心悸失眠、烦躁易怒等阳气躁动、心神不安的实证;后者为植物类药物,如酸 Anshen medicine is to sedative, Dingzhi as the main effect of the drug. Its mechanism of action is to achieve the purpose of soothe the nerves by regulating the viscera function and coordinating the relationship between viscera. According to the different sources of drugs and the characteristics of the application, sedatives can be divided into the main town of Soothe and Yang Xin soothe the nerves two categories. The former is a heavy mineral ore medicine, such as cinnabar, magnet, amber, etc., and more for the ecstasy crazy, palpitations insomnia, irritability and other yang restless, uneasy empirical evidence; the latter for the plant drugs, such as acid