title: A problem with quantitation of mephenytoin enantiomers due to chiral interference from its N-demethylated metabolite.
mesh_terms: D002849:Chromatography, Gas; D003640:Dealkylation; D006827:Hydantoins / Q000032:analysis*; D008617:Mephenytoin / Q000032:analysis*; D013237:Stereoisomerism
chemical_list: D006827:Hydantoins; D008617:Mephenytoin