You doctor can work with you on finding the best drug for your case. What are the side effects to Toprol. Toprol XL is a long acting version of metoprolol. This drug is a beta-blocker. The atria remain in fibrillation but the side effect of the rapid heart rate is eliminated.
Chronic anticoagulation is required, as there is a risk of blood clots forming in the atria.
The links below are good sources of information about atrial fibrillation. Only your physician can provide specific diagnoses and therapies. All rights reserved.