患者,女,70岁,退休工人。有磺胺类药过敏史。自述感冒咳嗽,服麦迪霉素片,棕色合剂等药物治疗,无好转。经X光透视检查,诊为支气管肺炎。经皮试阴性后,于1991年11月20日下午4时肌内注射青霉素钠盐80万u(山东省济宁抗生素厂产品,批号:910809)。注射后约10min,病人即感胃部不适, Patient, female, 70 years old, retired worker. Sulfa drug allergy history. Self-reported cold cough, moxibustion service tablets, brown mixture and other drug treatment, no improvement. The X-ray examination, diagnosed as bronchial pneumonia. After transdermal test negative, on November 20, 1991 at 4 pm intramuscular injection of 800000 penicillin sodium salt (Shandong Jining antibiotic plant products, batch number: 910809). About 10min after injection, the patient is feeling stomach discomfort,