患儿女，４岁，因抽搐、意识不清半小时入院。入院前约１小时误服咳必清约７０余片（２５ｍｇ／片），半小时后出现站立不稳，随后全身抽搐，双眼上翻，口吐白沫。查体：神志不清，持续抽动，双侧瞳孔稍散大，对光反应迟钝，两眼外斜，口周紫绀，颈部强直，双肺布满大、中... Children with children, 4 years old, convulsions, confusion half an hour admitted to hospital. Approximately 1 hour before admission to take cough will be about more than 70 tablets (25mg / tablet), half an hour later standing instability, followed by systemic twitching, eyes up, mouth foaming. Physical examination: unconscious, continuous twitching, bilateral pupil slightly scattered, unresponsive to light, two oblique outside, perioral cyanosis, neck stiffness, lungs covered with large, medium ...