患者男性,38岁。平素身体健康,无支气管哮喘病史及服用康泰克缓释胶囊(以下简称康泰克)史。1991年10月20日因感冒口服康泰克1粒,半小时后出现鼻咽部瘙痒、流涕、胸闷和哮喘发作,两肺满布哮鸣音,经皮下注射肾上腺素1 mg和静脉注射地塞米松10mg后症状体征逐渐缓解。次日在严密观察下再次试服康泰克1粒*,半小时后又出 Male patient, 38 years old. Normal physical health, no history of bronchial asthma and taking Contac sustained-release capsules (hereinafter referred to Contac) history. October 20, 1991 due to a cold oral Contac 1, half an hour after the occurrence of nasopharyngeal itching, runny nose, chest tightness and asthma attacks, lungs covered with wheeze, subcutaneous injection of epinephrine 1 mg and intravenous injection Symptoms and signs of dexamethasone 10mg gradually eased. The next day, under close observation, try a second test *, half an hour later