抗菌药是一类具有杀菌或制菌(总称为抗菌)作用,用于防治病原微生物感染,但对宿主(人)无强烈毒性的药物。随着抗菌药品种的日益增多,目前应用甚广。为了合理使用抗菌药,必须从适应证、感染部位、病情缓急、微生物的抗药性、机体的过敏反应、毒性反应,合併用药等七方面考虑。 Antibacterials are a class of drugs that have a bactericidal or bacteriostatic (collectively, antibacterial) effect for controlling infections by pathogenic microorganisms but not for the host (human). With the growing number of antibacterial drugs, is currently widely used. In order to rational use of antimicrobial agents, we must consider from the indications, the site of infection, the disease priority, the resistance of microorganisms, the body’s allergic reactions, toxic reactions, combined medication and so on.