患者李某,男性,31岁。因患十二指肠球部溃疡3年余,经常上腹部疼痛,反复发作.于1980年 3月19日服呋喃唑酮0.1克、土霉素0.5克,服药约2小时后出现畏寒、头痛、四肢无力、周身关节痛,随之体温升高39.8℃。查体无其他阳性体征。经停服呋喃唑酮和土霉素,肌注复方氨基匹林2毫升,百尔定2毫升,观察12小时后症状消失恢复正常。4月7日患者自己再次服用呋喃唑酮0.1克, Patient Lee, male, 31 years old. Due to the duodenal ulcer for more than 3 years, often upper abdominal pain, recurrent .1980 on March 19 furazolidone 0.1 g, oxytetracycline 0.5 g, taking about 2 hours after chills, headache, Limbs weakness, whole body joint pain, followed by body temperature increased 39.8 ℃. Physical examination no other positive signs. After stopping taking furazolidone and oxytetracycline, intramuscular injection of 2 ml of aminopirline and 100 ml of paracetamol, the symptoms disappeared after 12 hours of observation. On April 7, the patient once again took 0.1 g of furazolidone,