Half-life: Genetically determined; 1-2 hours for 90% of patients; 6-11 hours for 10% of patients
Metabolism: Hepatic;<unk>  converts to two active metabolites (ODE and MODE)
Excretion: Urine and feces
Mechanism of action: Blocks sodium channels in purkinje fibers and myocardium; slows conduction, reduces membrane responsiveness, and inhibits automaticity
Encainide
Flecainide
Verapamil
Procainamide
Propafenone
Amiodarone
Ibutilide
Lofexidine