在常规治疗的基础上，加用强的松和左旋咪唑处理１周岁内的喘息性支气管炎（喘支）患儿（免疫组），并经过１０年追踪随访，与只用常规治疗的对照组比较，免疫组的喘支复发及转为哮喘例数、住院及抢救次数、哮喘停止发作的平均年龄和１０岁后未停止发作的例数均明显低于对照组。免疫调节措施可明显改善喘支患儿之远期预后，具有临床推广应用价值 On the basis of conventional treatment, prednisone and levamisole were used to treat asthmatic bronchitis (asthma) within 1 year (immunization group), and after 10 years of follow-up, compared with the control group Compared with the control group, the number of cases of asthma exacerbation and asthma exacerbation, the number of hospitalizations and rescues, the mean age at which asthma was stopped and the number of non-stop attacks after 10 years of age in the immunized group were significantly lower than those in the control group. Immunomodulatory measures can significantly improve the long-term prognosis of children with bronchial asthma, with clinical application value