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noun
A toxic anticonvulsant drug (trade name Mesantoin) used in the treatment of epilepsy when less toxic anticonvulsants have been ineffective.
synonym: Mesantoin.
is a specific kind of: anticonvulsant, anticonvulsant drug, antiepileptic, antiepileptic drug.
domain usage: brand, brand name, marque, trade name.
Find more on mephenytoin elsewhere: etymology - rhymes - Wikipedia.
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