[Beta-adrenergic receptor-blocking agents].
D002395:Catecholamines / Q000627:therapeutic use; D004837:Epinephrine / Q000627:therapeutic use; D006331:Heart Diseases / Q000188:drug therapy*; D006801:Humans; D007545:Isoproterenol / Q000627:therapeutic use; D013565:Sympatholytics / Q000627:therapeutic use*
D002395:Catecholamines; D013565:Sympatholytics; D007545:Isoproterenol; D004837:Epinephrine
Beta-adrenerga receptorblockerare.