Synonyms:
(r)-(-)-5-ethyl-3-methyl-5-phenylhydantoin ; (5r)-5-ethyl-3-methyl-5-phenylimidazolidine-2,4-dione ; (r)-mephenytoin ; 2,4-imidazolidinedione,5-ethyl-3-methyl-5-phenyl-, (r)- ; (-)-mephenytoin ; (r)-(-)-5-ethyl-3-methyl-5-phenyl-2,4-imidazolidinedione, (r)-(-)-5-ethyl-3-methyl-5-phenylhydantoin ; 2,4-imidazolidinedione,5-ethyl-3-methyl-5-phenyl-, (5r)- ; (5r)-5-ethyl-3-methyl-5-phenyl-imidazolidine-2,4-dione ; l-mephenytoin ; (-)-5-ethyl-3-methyl-5-phenylhydantoin ; (r)-(-)-5-ethyl-3-methyl-5-phenyl-2,4-imidazolidinedione ; (-)-mesantoin ; (r)-(-)-mephenytoin ; (r)-5-ethyl-3-methyl-5-phenylhydantoin