目的:研究抗生素的不良反应及不合理用药的危害。方法:选取2014年1月到2015年1月在我院就诊的各类抗生素使用患者60例,观察患者的不合理用药情况和用药不良反应的临床症状。结果:不按时使用的患者占51.7%,不按规格25%、超量使用20%、不对症使用26.7%,不良反应患者过敏反应21.7%、毒性反应1.7%、二重感染15%、耐药性10%。讨论:由于患者对抗生素的不合理用药产生的不良反应认知不足,导致部分患者出现不同程度的不良反应,对身体产生严重危害。 Objective: To study the adverse reactions of antibiotics and the harm of irrational use of drugs. Methods: From January 2014 to January 2015 in our hospital for treatment of 60 patients with various types of antibiotics to observe the patient’s irrational drug use and clinical symptoms of adverse drug reactions. Results: 51.7% of the patients were not on time, 25% were not according to the standard, 20% were overused, 26.7% were not symptomatic, 21.7% were allergic to adverse reactions, 1.7% were toxic, 15% were dual infection, and resistant Sex 10%. Discussion: As patients with inadequate awareness of adverse reactions caused by irrational use of antibiotics, some patients showed different degrees of adverse reactions, causing serious harm to the body.