患者刘某,男,60岁,两天前,因右下后牙痛伴面部肿胀一天,在当地医院肌注青霉素80万~u、并给含漱剂漱口(药名不祥)。两小时后,首先口周及舌体背面出现密集红色小丘疹及水疱,随后颈部、手背等处遍布红色小丘疹,搔痒不止,疑为“青霉素过敏”。但停用青霉素、口服朴尔敏,症状 Patients Liu, male, 60 years old, two days ago, because of right lower back toothache with facial swelling one day, in the local hospital muscle penicillin 800000 ~ u, gargle mouthwash (drug name ominous). Two hours later, first of all, there were dense red papules and blisters on the back of the mouth and tongue, followed by red papules on the back of the neck and back of the hand, with more than itchy pruritus and suspected “penicillin allergy”. But disable penicillin, orally Parker Min, symptoms