in the 9 patients responsive to iv propafenone , oral propafenone was effective : in particular , in 6 patients svt tachycardia was not induced by serial transesophageal pacings , and in the remaining 3 patients the arrhythmia was still induced but was slower and of brief duration ( 3-5 seconds ) .
C0033429
propafenone
C0039240
svt