Question

A 72-year-old with atrial fibrillation and rapid ventricular response (HR 150/min), BP 128/78 mmHg, LVEF 60%, no heart failure or hypotension. Best initial rate control?

Accepted Answer

Metoprolol tartrate 5 mg IV (may repeat)

Answer

Amiodarone 150 mg IV bolus

Answer

Adenosine 6 mg IV push

Answer

Verapamil 5 mg IV

Answer

Digoxin 0.5 mg IV

Practice question

A 72-year-old with atrial fibrillation and rapid ventricular response (HR 150/min), BP 128/78 mmHg, LVEF 60%, no heart failure or hypotension. Best initial rate control?