Beta-blockers are used to treat hypertension, tachyarrhythmias such as atrial fibrillation ... blocker overdose can be life-threatening. The treatment is glucagon and dobutamine/milrinone.
The combination of WPW and atrial fibrillation can ... for adenosine/amiodarone, beta-blockers, calcium channel blockers and digoxin). The medical treatment is procainamide, although electrical ...