Antiarrhythmics are drugs that are used to treat abnormal heart rhythms resulting from irregular electrical activity of the heart. There are many different types of antiarrhythmic drugs. Examples include:
In addition, there are other types of heart drugs that can be used to treat arrhythmias, including:
Beta-blockers such as metoprolol or Toprol XL, which reduce the heart's workload and heart rate.
Calcium channel blockers such as verapamil or Calan, which also reduces the heart rate.