抗惊厥药对疼痛的治疗源于苯妥英纳(DPH)对三叉神经痛的戏剧性效果。抗惊厥药可以缓解的疼痛综合征有下列几种。一、三叉神经痛三叉神经痛一般呈短暂发作的电击样疼痛,常有板机点,夜间发作很少,发病年龄平均50岁。DPH 抑制脑干内突触的传递,对神经原膜的兴奋有稳定作用。静脉注射 DPH100～250mg,疼痛可在数分钟内解 Treatment of pain by anticonvulsants stems from the dramatic effect of phenytoin (DPH) on trigeminal neuralgia. Anticonvulsants can ease the pain syndrome in the following categories. First, trigeminal neuralgia Trigeminal neuralgia is generally a brief attack of electric shock-like pain, often board point, seizures rarely, the average age of onset of 50 years old. DPH inhibits the transmission of synapses in the brainstem and stabilizes the excitability of neuronal membranes. Intravenous injection of DPH100 ​​~ 250mg, pain can be solved in minutes