先锋霉素号外用致过敏反应少见,现报告1例。患者,女,65岁。因右足背部开水烫伤,在家里自行敷用中草药10天致感染后,于1993年5月10日来我院就诊。经清创后,予纱布浸先锋霉素号0.5g加入生理盐水250ml外敷并包扎。4小时后,伤口周围出现散在红色丘疹,伴瘙痒,很快遍及全身。此时,经 Vanguard topical allergy caused by allergy rare, is reported in 1 case. Patient, female, 65 years old. Due to boiling water on the back of his right foot scalded in the home to apply Chinese herbal medicine for 10 days after infection, in May 10, 1993 came to our hospital. After debridement, the gauze dip cephalosporin No. 0.5g added 250ml of saline topical and bandaged. Four hours later, scattered red papules appeared around the wound with pruritus and spread throughout the body. At this time, after