彭××,男,27岁,农民。于1990年3月10日来诊,主诉:早7时30分口服胃复安3片,每片10毫克,地塞米松2片,每片0.75毫克,(两药已服第三天)。服药后约30分钟,渐觉舌体麻木,舌根发硬,活动不便,头痛,说话不清。张口受限,下颌不自主的摆动,右侧面部肌肉抽搐,双腿发颤。症状逐渐加重.上午10时许来诊途中不能说话,舌 Peng × ×, male, 27 years old, farmer. March 10, 1990 came to the clinic, chief complaint: As early as 7:30 oral metoclopramide 3 tablets, each 10 mg, dexamethasone 2 tablets, 0.75 mg per tablet (two drugs have been taken on the third day). About 30 minutes after taking medicine, gradually numb tongue body numbness, stiff tongue, activity inconvenience, headache, unclear. Open mouth restricted, involuntary mandibular swing, right facial muscle twitching, legs trembling. Symptoms gradually aggravated.At 10 o’clock in the morning on the road can not speak, tongue