藏某,女,40岁,农民。于90年7月在我院及医专附院诊断为“三叉神经痛(右Ⅱ支)”给予卡马西平片口服,每次100mg,每日三次,疼痛即止。在服用一周时面部出现散在性红斑,搔痒,二天消退,未引起注意。在服用二周时(同期未用其它药物),面部出现大小不一的片状红斑,以眶下为甚,周围稍肿,搔痒,灼热,次日迅速扩大融合遍及全身,四肢屈侧稍轻,手足掌侧重,面部红肿 Possession of a woman, 40 years old, farmer. In July 1990 in our hospital and medical addendum diagnosed as “trigeminal neuralgia (right Ⅱ)” given carbamazepine orally, each 100mg, three times daily, the pain stops. When taking a week when the face appeared scattered erythema, itching, two days subsided, did not attract attention. In taking two weeks (the same period without other drugs), the face appears patchy erythema of varying sizes, to the infraorbital is even more, around a little swollen, itching, burning, the next day the rapid expansion of fusion throughout the whole body, slightly flexor limbs light Hand, palm focus, facial swelling