Allergy to class/drug
Sinus bradycardia
Sick sinus syndrome w/o pacemaker
2nd or 3rd Degree AV block w/o pacemaker
Congenital or acquired QT prolongation
Baseline QTc > 450 msec
Decompensated heart failure
Cardiogenic shock
CrCl < 40 (IV use)
Bronchospastic disorders
Sotalol
Esmolol
Verapamil
Amiodarone
Carvedilol
Ibutilide
Metoprolol
Digoxin