One millimole of phenytoin is produced for every millimole of<unk>  administered; the hydrolysis of<unk>  also yields phosphate and formaldehyde, the latter of which is subsequently metabolized to formate, which is in turn metabolized by a folate dependent mechanism.
Fosphenytoin
Phenytoin
Mephenytoin
Mesuximide
Levetiracetam
Lamotrigine
Phenylpiracetam
Ethosuximide