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Flecainide

Important Information for Your Healthcare Provider

You should talk with your healthcare provider prior to taking this medication if you have:
 
  • Kidney disease, such as kidney failure (renal failure)
  • Liver disease, such as hepatitis, cirrhosis, or liver failure
  • Had a heart attack in the past two years
  • Been told you have low or high blood potassium levels (hyperkalemia or hypokalemia)
  • Heart rhythm problems (other than the problem for which you are taking flecainide), such as:
 
 
 
Also, let your healthcare provider know if you are:
 
 
Make sure to tell your healthcare provider about all other medications you are taking, including prescription and nonprescription medicines, vitamins, and herbal supplements.
 
(Click Precautions and Warnings With Flecainide to learn more, including information on who should not take the drug.)
 

How Does It Work?

Flecainide belongs to a group of medications known as Class I antiarrhythmics. Class I antiarrhythmic medications block sodium channels in the heart. This slows down the speed at which electrical impulses move through the heart, which helps stabilize the heart rhythm.
 
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Flecainide Acetate Information

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