seventeen patients ( 16 men and 1 woman ) were challenged with isoproterenol after their initially inducible sustained ventricular tachyarrhythmia ( monomorphic tachycardia in 14 patients and fibrillation in 3 ) was completely suppressed by class i antiarrhythmic drugs .
C0022245
isoproterenol
C0039231
tachycardia