Health Guide
Drug Guide

Flecainide (By mouth)

Flecainide (FLEK-a-nide)

Used to prevent or treat irregular heartbeats (arrhythmias) that are serious. Belongs to a class of drugs called antiarrhythmics.

Brand Name(s):

Tambocor

There may be other brand names for this medicine.

When This Medicine Should Not Be Used:

You should not use this medicine if you have had an allergic reaction to flecainide or if you have certain heart problems. Your doctor will determine if this medicine is right for you.

How to Use This Medicine:

Tablet

If a dose is missed:

How to Store and Dispose of This Medicine:

Drugs and Foods to Avoid:

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

Warnings While Using This Medicine:

Possible Side Effects While Using This Medicine:

Call your doctor right away if you notice any of these side effects:

If you notice these less serious side effects, talk with your doctor:

If you notice other side effects that you think are caused by this medicine, tell your doctor

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088


Last Updated: 12/12/2016

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