湖南、湖北、山东及上海等省市的有关单位,从1971年开始先后用灭活卡介苗治疗慢性气管炎病人,对1,371例进行了疗效观察;接种的卡介苗每毫升含菌75毫克,在60℃下经1小时灭活。采用皮上划痕法,划痕部位在病人的前臂或上臂;最初一个月每周二次,每次1—2划,其后每周1次。此外,上海还采用了皮内注射法,其剂量为0.05毫克。这些病人中的绝大多数,年龄在50岁以上,经过3个 Hunan, Hubei, Shandong and Shanghai provinces and cities and other units from 1971 onwards with inactivated BCG treatment of chronic bronchitis patients, the efficacy of 1,371 were observed; BCG vaccination containing 75 mg per ml, at 60 ℃ Inactivated by 1 hour. Scratch the skin with the law, the scratch in the patient’s forearm or upper arm; the first month twice a week, each 1-2 strokes, followed by weekly times. In addition, Shanghai also used intradermal injection, the dose of 0.05 mg. The vast majority of these patients, over the age of 50, after three