n.苯妥英，二苯乙内酰脲（用作抗惊厥和抗癫痫药）

Phenytoin is an antiepileptic drug used to control seizures.
硫喷妥钠是一种用于控制癫痫发作的抗惊厥药物。
The patient's dosage of phenytoin was titrated to maintain therapeutic levels in the blood.
患者的苯妥英剂量被调整以保持血液中的治疗浓度。
Due to its long half-life, phenytoin requires careful monitoring for potential side effects.
由于其较长的半衰期，苯妥英在使用时需要密切监测可能的副作用。
Phenytoin can also be used as a prophylactic agent to prevent seizures following brain surgery.
苯妥英也可作为预防药物，在脑部手术后防止癫痫发作。
It is important to note that phenytoin may interact with other medications, leading to changes in efficacy or toxicity.
需要注意的是，苯妥英可能会与其他药物相互作用，导致药效变化或毒性增加。
In some cases, phenytoin is prescribed to treat trigeminal neuralgia.
在某些情况下，苯妥英被用于治疗三叉神经痛。
The patient experienced dizziness and ataxia as adverse reactions to phenytoin therapy.
这位患者在服用苯妥英治疗后出现了头晕和共济失调等不良反应。
Regular blood tests are required when taking phenytoin to ensure the plasma concentration remains within the therapeutic range.
使用苯妥英时需定期进行血液检测，确保血浆浓度维持在治疗范围内。
Phenytoin is contraindicated in patients with a known hypersensitivity to it.
对苯妥英已知过敏的患者禁用该药物。
When discontinuing phenytoin treatment, gradual tapering of the dose is recommended to avoid withdrawal seizures.
停止苯妥英治疗时，建议逐渐减少剂量以避免戒断性癫痫发作。