the authors studied the efficacy of intravenous ( iv ) ( 1.5-2 mg/kg ) and oral propafenone ( 450 to 900 mg/day ) in 16 patients with paroxysmal , sustained , recurrent supraventricular tachycardia ( svt ) .
C0033429
propafenone
C0039240
supraventricular tachycardia