If you have atrial fibrillation or atrial flutter, your healthcare provider may prescribe dofetilide to help the heart return to a regular rhythm. This medication can also help maintain a regular heart rhythm in people who have these types of irregular heart rates. Possible side effects include dizziness, headaches, and chest pain. This medicine comes in capsules and is usually taken twice daily.
Dofetilide (Tikosyn®) is a prescription medication approved to treat atrial fibrillation (commonly referred to as "a-fib") or atrial flutter. These are types of an irregular heart rate known medically as arrhythmias. Dofetilide can be used to get the heart back to a regular rhythm and to help maintain it.
(Click What Is Dofetilide Used For? for more information on this topic, including possible off-label uses.)
Just like any medicine, dofetilide can cause side effects, some of which can be quite serious. As a result, this medicine is reserved for cases involving severe symptoms.
Common side effects of dofetilide include but are not limited to:
- Chest pain
(Click Dofetilide Side Effects to learn more, including potentially serious side effects you should report immediately to your healthcare provider.)