超声雾化吸入治疗或辅助治疗呼吸系统疾病为临床常用治疗方法,它能使药物直接吸入至终末细支气管及肺泡,发挥局部治疗作用,现就近年来超声雾化吸入治疗小儿肺炎的文献报道综述如下。1 常用药物1.1 祛痰药1.1.1 α-糜蛋白酶 α-糜蛋白酶,具有溶解肽链而溶解变性蛋白质的作用,能使痰液变稀易于咯出或吸出,并有减轻局部水肿等抗炎作用。王俊芳等治疗50例小儿重症肺炎,以α-糜蛋白酶0.5mg· Ultrasonic atomization inhalation therapy or adjuvant treatment of respiratory diseases is a common clinical treatment, which can make drugs directly inhaled to the terminal bronchioles and alveoli, play a role in local treatment, now in recent years, ultrasonic atomization inhalation treatment of children with pneumonia literature summary as follows. 1 commonly used drugs 1.1 expectorant drugs 1.1.1 α-chymotrypsin α-chymotrypsin, with dissolved peptide chain and dissolved denatured protein role, can make the sputum thinner easily out or aspiration, and to reduce local edema and other anti-inflammatory effect. Wang Junfang and other treatment of 50 cases of severe pneumonia in children with α-chymotrypsin 0.5mg ·