呼吸道感染的治疗原则与其他部位感染相同。但由于呼吸道有纤毛、中性粒细胞及肺泡巨噬细胞等的防御机制,使抗菌药物在呼吸道感染中的作用往往比脑膜、心内膜等其他部位感染为好。控制肺部严重感染的药物有青霉素、先锋霉素及氨基甙三类抗菌素。青霉素族又分三类。第一类包括苄青霉素(即青霉素 G)、α-苯氧甲基青霉素 The principle of respiratory tract infection and other parts of the same infection. However, due to the respiratory tract cilia, neutrophils and alveolar macrophages and other defense mechanisms, the role of antimicrobial drugs in respiratory infections than other parts of the brain, endocardium and other infections are better. Severe pulmonary infection control drugs penicillin, cephalosporins and aminoglycoside three antibiotics. Penicillin family is divided into three categories. The first category includes benzyl penicillin (ie penicillin G), alpha-phenoxymethyl penicillin