作者应用苍术雄黄油膏涂鼻预防感冒,对148名车间工人进行试验性观察,以116人为对照。经90天观察,试验组共发生感冒38例,发病率25.7％,对照组发生55人,发病率为47.4％,差别显著。其保护效价为45.8％。苍术雄黄油膏制法:将苍术烘干研细,雄黄研细,过100号筛备用。苍、雄配比为2∶1,以熟清 The authors apply Atractylodes ointment to prevent colds and test the 148 workshop workers to 116 people as controls. After 90 days of observation, a total of 38 cases of cold occurred in the experimental group, the incidence rate was 25.7%, 55 cases in the control group, the incidence was 47.4%, the difference was significant. Its protective potency is 45.8%. Atractylodes butter cream Method: The herb dry fine, realgar research fine, over 100 sieve spare. Cang, male ratio of 2: 1 to cooked clear