Symptomatic and tachycardiac supraventricular arrhythmias requiring treatment eg, AV-junctional tachycardia, supraventricular tachycardia associated with Wolff-Parkinson-White syndrome, paroxysmal atrial fibrillation.
Ventricular Rhythm Disorder: Recurrent ventricular fibrillation, recurrent hemodynamically unstable ventricular tachycardia in patients refractory to other therapy.
These indications apply to patients who do not respond to other antiarrhythmics or for whom other antiarrhythmics are not indicated.
Injection: Treatment of patients with rhythm disorders where a rapid response is required or where oral administration is not possible.