按照病情的不同需要和药物的不同特点，有选择地将两种以上的药物合在一起应用，叫做配伍。相须、相使可以起到协同作用，能提高药效，是临床常用的配伍方法；相畏、相杀可以减轻或消除毒副作用，以保证安全用药，是使用毒副作用较强药物的配伍方法，也可用于有毒中药的炮制及中毒解救。相恶则是因为药物的拮抗作用，抵消或削弱其中一种药物的功效；相反则是药物相互作用，能产生毒性反应或强烈的副作用，故相恶、相反则是配伍用药的禁忌。
According to the different needs of the disease and the different characteristics of drugs, selective combination of more than two drugs is called compatibility. Xiangxu and Xiangfu can play a synergistic role and improve the efficacy of drugs, which are commonly used in clinical compatibility methods; Xiangxu and Xiangfu can reduce or eliminate toxic side effects to ensure safe drug use, which is a bingxisuan.07858.netmojusl.37ix.com.cnmojuldlc.37ix.com.cnpprkeli.71ix.com
weixinghulu.07858.netzaozhi.07858.netcompatibility method of drugs with stronger toxic side effects, and can also be used in the preparation and poisoning relief of toxic traditional Chinese medicine. Phenomenon is due to the antagonism of drugs, which counteracts or weakens the efficacy of one of the drugs. On the contrary, it is due to drug interaction, which can produce toxic reactions or strong side effects. Therefore, it is taboo to use compatible drugs.