Methods Sixty mild and moderate asthma patients were radomly divided into two groups: one received muscle injection of 1 mg BCG PSN (n=36), the other accepted placebo (n=24) in double-blinded fashion.

• 方法 6 0例轻中度哮喘病患者随机分为卡介菌治疗组 (36例 )和对照组 (2 4例 ) ,治疗组患者常规治疗加肌肉注射斯奇康 1mg,对照组常规治疗加肌肉注射生理盐水 0 5mL ,均隔日 1次 ,共 12周 ;