番泻叶是一种常用的中药缓泻剂,临床上已广泛应用。服用此药引起以神经系统症状为主的中毒反应尚未见报导。兹将我院观察3例介绍如下。病例例1 张×,男性,52岁。入院前3周因便秘服用番泻叶100g,服用20分钟后感头晕,行路摇晃不稳,不能站立。无视物旋转与耳鸣,不伴有恶心,腹痛、腹泻,平卧后头晕减轻。次日除头晕、行路不稳仍持续外 Senna is a commonly used traditional Chinese medicine laxative, has been widely used clinically. Toxicity of this medicine, which causes neurological symptoms, has not been reported. Here are 3 cases observed in our hospital are as follows. Case 1 Zhang ×, male, 52 years old. 3 weeks before admission due to constipation taking senna 100g, 20 minutes after taking a sense of dizziness, the road shakiness, can not stand. Ignore the object rotation and tinnitus, not accompanied by nausea, abdominal pain, diarrhea, reduce dizziness after supine. The next day in addition to dizziness, unstable road continued outside