Interactions of sympathomimetic drugs, propranolol and phentolamine, on atrial refractory period and contractility.
D000818:Animals; D004357:Drug Synergism; D004837:Epinephrine / Q000037:antagonists & inhibitors*; D006325:Heart Atria / Q000187:drug effects*; D007545:Isoproterenol / Q000037:antagonists & inhibitors*; D009638:Norepinephrine / Q000037:antagonists & inhibitors*; D010646:Phentolamine / Q000494:pharmacology*; D010656:Phenylephrine / Q000037:antagonists & inhibitors*; D011433:Propranolol / Q000494:pharmacology*; D011817:Rabbits
D010656:Phenylephrine; D011433:Propranolol; D007545:Isoproterenol; D009638:Norepinephrine; D004837:Epinephrine; D010646:Phentolamine