药物不论是现代药还是传统药,以各种方式应用于人体后,必然干扰机体的生理生化反应,呈现出各种各样的生物效应。在正常用量用法的清况下,既产生人们意欲达到的治疗作用,又可产生用药目的之外的不利于机体的反应,即不 Drugs, whether they are modern medicines or traditional medicines, are applied to the human body in various ways. They will inevitably interfere with the physiological and biochemical reactions of the body and present various biological effects. Under normal dosage conditions, both the therapeutic effects that one would like to achieve and the reactions that are not beneficial to the body beyond the purpose of the drug are produced.