flekainide

Flecainide is a medication belonging to the class of antiarrhythmic drugs, specifically a Class Ic antiarrhythmic. Its primary use is to treat and prevent certain types of irregular heartbeats, also known as arrhythmias. It works by blocking sodium channels in the heart muscle cells. This action slows down the electrical signals that control the heart's rhythm, thereby stabilizing the heart rate.

Flecainide is commonly prescribed for conditions such as supraventricular tachycardia, atrial fibrillation, and atrial flutter. It can be taken orally as a tablet or administered intravenously. The dosage and administration depend on the specific condition being treated and the patient's individual response.

Like all medications, flecainide can have side effects. These may include dizziness, headache, nausea, and visual disturbances. More serious side effects can occur, such as the worsening of existing arrhythmias or the development of new ones, particularly in patients with structural heart disease. Therefore, flecainide is typically prescribed by a cardiologist after a thorough assessment of the patient's cardiac health.

It is crucial for patients taking flecainide to be monitored regularly by their healthcare provider to ensure the medication is effective and to manage any potential adverse reactions. Drug interactions are also a consideration, and patients should inform their doctor about all other medications they are taking. Flecainide is not suitable for everyone and its use is carefully weighed against potential risks and benefits.