title: Lower phenytoin serum levels in persons switched from brand to generic phenytoin.
authors.forename: Russell J
authors.initials: RJ
authors.lastname: Rackley
mesh_terms: D000927:Anticonvulsants / Q000097:blood / Q000493:pharmacokinetics; D002985:Clinical Protocols / Q000592:standards*; D002986:Clinical Trials as Topic / Q000592:standards*; D004827:Epilepsy / Q000188:drug therapy*; D006801:Humans; D010672:Phenytoin / Q000097:blood / Q000493:pharmacokinetics*; D015203:Reproducibility of Results; D015983:Selection Bias; D013810:Therapeutic Equivalency
chemical_list: D000927:Anticonvulsants; D010672:Phenytoin