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phenytoin

drug
Also known as: Dilantin

Quick Summary

Phenytoin, also known as diphenylhydantoin, is a crystalline compound used as an anticonvulsant drug in the treatment of epilepsy. It is typically administered in the form of its sodium salt.12

Phenytoin is effective for the long-term management of various forms of epilepsy and is believed to function by interacting with sodium channels in cell membranes. While beneficial, phenytoin can have side effects, including potential toxicity to cerebellar neurons, gum enlargement (gingival hyperplasia), and excessive hair growth (hirsutism).2

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2 Britannica Sources
  1. phenytoin
  2. antiepileptic drug

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