title: Interaction of phenytoin and folic acid: an alternative explanation.
mesh_terms: D001682:Biological Availability; D004347:Drug Interactions; D005492:Folic Acid / Q000494:pharmacology*; D006801:Humans; D010672:Phenytoin / Q000378:metabolism*
chemical_list: D010672:Phenytoin; D005492:Folic Acid