安定是常用的一种镇静安定药,此药镇静安定效果强,副作用少.本文介绍一例因为口服过量的安定而引起的紫癜型药疹.病例介绍该患20岁,因失恋后欲自杀,口服了安定 300片(750 mg),服药后不到1h,被家人发现,及时送往医院抢救而脱险.脱险后一般状态尚好,特别是皮肤未见异常改变.第二天,发现双上下肢有出血斑,约 1.0cm×1.0cm,以后出血斑转变为瘀斑,瘀斑逐渐增多、扩大,波及全身及面部,同时伴有发热、全身不适等症状.立即送到皮肤科就诊,诊断为紫癜型药疹,在门诊受治疗.既往未患过敏性紫癜及其它过敏性疾 Diazepam is commonly used as a sedative and stable drug, the drug sedative and stable effect, side effects and less .This article describes an example because of orally excessive diazepam caused by purpuric drug eruption. Case description The 20-year-old, due to loss of love to commit suicide, oral 300 tablets (750 mg), less than 1h after taking medicine, was found by the family, promptly taken to the hospital for rescue and out of danger after the general status is still good after the escape, especially the skin showed no abnormal changes the next day and found bleeding on both upper and lower limbs About 1.0cm × 1.0cm, after the bleeding spots into ecchymosis, ecchymosis gradually increased, expanding, affecting the whole body and face, accompanied by fever, malaise and other symptoms. Immediately sent to dermatology clinic, diagnosed as purpura Drug eruption, treated in the clinic.No allergic purpura and other allergic diseases