title: Differentiation of calcium ion antagonism and beta-adrenergic blockade.
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000319:Adrenergic beta-Antagonists / Q000494:pharmacology*; D001794:Blood Pressure / Q000187:drug effects; D002118:Calcium / Q000037:antagonists & inhibitors; D004359:Drug Therapy, Combination; D005711:Gallopamil / Q000494:pharmacology*; D006329:Heart Conduction System / Q000187:drug effects; D006801:Humans; D009200:Myocardial Contraction / Q000187:drug effects*; D009206:Myocardium / Q000378:metabolism; D010101:Oxygen Consumption / Q000187:drug effects; D011433:Propranolol / Q000494:pharmacology; D014700:Verapamil / Q000031:analogs & derivatives* / Q000494:pharmacology*
chemical_list: D000319:Adrenergic beta-Antagonists; D005711:Gallopamil; D011433:Propranolol; D014700:Verapamil; D002118:Calcium