in three of 10 patients in whom the induction of ventricular tachycardia was suppressed by 7.5 , 15 , or 22.5 mg/kg of procainamide , sustained unimorphic ventricular tachycardia was again inducible after a higher dose of procainamide .
C0042514
ventricular tachycardia
C0033216
procainamide