Reported arrhythmias precipitated by adenosine
| Bradyarrhythmias | Prolonged sinus bradycardia, sinus arrest bifascicular block, complete heart block ventricular standstill, asystole |
| Ventricular tachyarrhythmias | Non-sustained ventricular tachycardia sustained torsades de pointes Ventricular flutter, ventricular fibrillation |
| Supraventricular tachyarrhythmias | Atrial flutter, atrial tachycardia, atrial fibrillation Rapidly conducted atrial flutter and atrial fibrillation Pre-excited atrial fibrillation and atrial tachycardia AV and AV nodal re-entry tachycardias increased rate of AV re-entry tachycardia |