过敏性疾病是临床常见病,多发病,我们用去敏煎治疗取得了较好的疗效。本实验通过小白鼠被动皮肤过敏实验,观察去敏煎的抗过敏作用。材料和方法 1.去敏煎制备:麻黄、桂枝、白芍、甘草、当归、川芎各5g。上药洗净,置烧瓶内,煎煮两次,合并两次滤液,在80℃恒温水溶中浓缩至200ml,置予4℃冰箱内保存备用。2.抗体血清的制备:健康昆明杂系小鼠15只,以1%的鸡蛋清加1%的氢氧化铝凝胶为抗原,每鼠腹腔一次注射,剂量为0.2ml(含鸡蛋清1mg,氢氧化 Allergic diseases are common clinical diseases and frequently occur. We have achieved good results with desensitization and decoction treatment. In this experiment, mice were subjected to a passive skin allergy test to observe the antiallergic effects of desensitization and decoction. Materials and Methods 1. Preparation of desensitization decoction: Ephedra, cassia twig, white peony, licorice root, angelica root, Chuanxiong each 5g. The drug was washed, placed in a flask, boiled twice, and the filtrate was combined twice. The filtrate was concentrated to 200 ml in a constant temperature water solution at 80° C., and stored in a refrigerator at 4° C. for use. 2. Preparation of antibody serum: 15 Kunming hybrid mice were treated with 1% egg white and 1% aluminum hydroxide gel as antigen. Each mouse was injected intraperitoneally with a dose of 0.2 ml (containing 1 mg of egg white). Hydroxide