The failure of diphenylhydantoin to influence the beta-adrenergic receptor of the heart.
D000818:Animals; D001794:Blood Pressure / Q000187:drug effects; D002415:Cats; D004983:Ethanolamines / Q000494:pharmacology; D006321:Heart / Q000187:drug effects*; D010672:Phenytoin / Q000494:pharmacology*; D013564:Sympathetic Nervous System / Q000187:drug effects*
D004983:Ethanolamines; D010672:Phenytoin