Sodium channel blocker. Prepn: B. N. Desai et al., EP 170901; eidem, US 4639524 (1986, 1987 both to Searle); eidem, J. Med. Chem. 31, 2158 (1988). Cardiovascular pharmacology: L. G. Frederick et al., Cardiovasc. Res. 23, 897 (1989). Electrophysiologic study: S. M. Garthwaite et al., Drug Dev. Res. 27, 329 (1992). Bioavailability and tolerability in humans: R. L. Page et al., Clin. Pharmacol. Ther. 51, 371 (1992). Clinical pharmacokinetics: C. S. Cook et al., Pharm. Res. 10, 1675 (1993).
Antiarrhythmic (class I).
Antiarrhythmic