the therapeutic dose range of propafenon was studied in 28 infants and children aged 5 days to 15.2 years ( mean 8.8 years ) with the following cardiac arrhythmias : paroxysmal tachycardia ( 20 ) atrial flutter ( 5 ) ventricular extrasystoles ( 2 ) and junctional tachycardia ( 1 ) .
C0003811
cardiac
C0004239
atrial flutter