DisopyramideAnti-Arrhythmia AgentsMexiletineFlecainidePropafenoneProcainamideAmiodaroneQuinidineTocainideSotalolLidocaineArrhythmias, CardiacElectrocardiographyAtrial FibrillationTachycardiaPhenethylaminesAtrial FlutterMoricizinePyridinesBepridilHeart Conduction SystemPyrimidinonesVentricular FibrillationSodium Channel BlockersDogsGuinea PigsRefractory Period, ElectrophysiologicalTachycardia, VentricularPapillary MusclesHeartAction PotentialsPiperidinesHeart AtriaAprindinePotassium Channel BlockersHeart VentriclesPurkinje FibersAtrioventricular NodeCardiac Complexes, PrematureElectrophysiologyCross CirculationHeart RateSodium ChannelsOrosomucoidPotassium ChannelsCardiac Pacing, ArtificialCatheter AblationPhenothiazinesTorsades de PointesElectric CountershockParasympatholyticsSulfonamidesBenzofuransVerapamilMyocardiumAdrenergic beta-AntagonistsDose-Response Relationship, DrugTachycardia, SupraventricularInjections, IntravenousTachycardia, Paroxysmal