title: Lower phenytoin serum levels in persons switched from brand to generic phenytoin.
authors.forename: Shanna A
authors.initials: SA
authors.lastname: Stetz
mesh_terms: D000927:Anticonvulsants / Q000097:blood / Q000493:pharmacokinetics; D002985:Clinical Protocols / Q000592:standards; D002986:Clinical Trials as Topic / Q000592:standards*; D004333:Drug Administration Routes; D004827:Epilepsy / Q000188:drug therapy*; D006801:Humans; D018579:Patient Selection; D010672:Phenytoin / Q000097:blood / Q000493:pharmacokinetics*; D015203:Reproducibility of Results; D013810:Therapeutic Equivalency
chemical_list: D000927:Anticonvulsants; D010672:Phenytoin