at rest , atenolol prevented the pacing induced tachycardias ( 20 dysrhythmias in 18 patients ) in 3/5 individuals with wolff-parkinson-white ( wpw ) -syndrome , in 4/6 cases with atrial tachycardias , in 4/6 patients presenting atrial flutter , in 2/2 cases developing av-nodal tachycardias and in 1/1 individual with ventricular tachycardia .
C0004147
atenolol
C0042514
ventricular tachycardia