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Where is Propafenone used?

Propafenone is a prescription used for the treatment of certain types of serious irregular heartbeat such as:

  • Paroxysmal supraventricular tachycardia
  • Atrial fibrillation

This medicine is known as anti-arrhythmic that blocks the activity of certain electrical signals in the heart that reason for an irregular heartbeat. Having control of irregular heartbeat can lessen the risk of blood clots. This effect can decrease your risk of heart attack or stroke.

How does Propafenone work?

Propafenone is an FDA-approved medication that works by lessening the sensitivity of the heart muscle cells towards electrical impulses. This decelerates and controls the electrical passage in the heart muscle that helps restore disturbances in the heart rhythm. This also blocks beta receptors in the heart that causes a decrease in heart rate and helps in the control of arrhythmias.

The pumping action of the heart is controlled by electrical signals that pass via the heart muscle. The electrical signal causes the two sets of heart chambers to contract in a regular manner that produces the heartbeat. If the electrical activity in the heart is disturbed for any reason, irregular heartbeats of various types can result. These might extremely weaken the pumping action of the heart and cause ineffective blood circulation around the body.

How is Propafenone taken?

Propafenone is to be taken by mouth usually every 8 hours as directed by your doctor. You may take each dose with or without a meal. Swallow the tablet as a whole with a full glass of water.

The recommended dose is based on your overall medical condition. You should take the right dose, not more or less. Do not suddenly stop taking this medication without the consent of your doctor. It may cause another complication or may worsen your current condition.

What are the possible side effects of Propafenone?

Common side effects:

  • Headache
  • Dizziness
  • Nausea
  • Constipation
  • Vomiting
  • Loss of appetite
  • Tiredness
  • Blurred vision
  • Shortness of breath
  • Weakness
  • Diarrhea

What are the precautions in taking Propafenone?

  • Propafenone may make you feel dizzy or blur your vision. Do not drive or do any activity that needs your full alertness.
  • While having this treatment, limit alcoholic beverages. It may increase your risk of side effects or may worsen your condition.
  • Let your doctor know if you have any medical history especially of breathing problems, liver problems, or kidney problems.
  • This may make you more sensitive to the sun. Limit your time in the sun and use sunscreen or wear protective clothing when outside.
  • During pregnancy, this drug should only be used when needed. If you are breastfeeding women, consult your doctor first.
  • Tell your doctor if you are allergic to this medicine. This may contain an inactive ingredient that causes an allergic reaction. If an allergic reaction occurs, call for medical help right away.
  • Do not share this drug with others even if they have the same symptoms as yours.
  • Use this with caution in elderly people, those with asthma, enlarged heart, heart failure, and structural heart disease.
  • This drug should not be used in people with severe electrical conduction disturbances within the heart.