1. M L De Bruin, et al . Anti-HERG activity and the risk of drug-induced arrhythmias and sudden death. Eur Heart J. 2005 Mar;26(6):590-7. 2. Watanabe Y, et al. Inhibitory effect of aprindine on Na+/Ca2+ exchange current in guinea-pig cardiac ventricular myocytes. Br J Pharmacol. 2002 Jun;136(3):361-6. 3. Y Ohmoto-Sekine, et al. Inhibitory effects of aprindine on the delayed rectifier K+ current and the muscarinic acetylcholine receptor-operated K+ current in guinea-pig atrial cells. Br J Pharmacol. 1999 Feb;126(3):751-61. 4. Levine SN, Hollier B. Aprindine inhibits calmodulin-stimulated phosphodiesterase and Ca-ATPase activities. J Cardiovasc Pharmacol. 1983 Jan-Feb;5(1):151-6. 5. Brooks RR, et al. Broad sensitivity of rodent arrhythmia models to class I, II, III, and IV antiarrhythmic agents. Proc Soc Exp Biol Med. 1989 Jun;191(2):201-9.