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Dronedarone

Uses

Dronedarone is used in the treatment of arrhythmia.

How it Works

How Dronedarone Works Dronedarone is an anti-arrhythmic medication that regulates the heartbeat by blocking abnormal electrical signals in the heart.

Side Effects

Common side effects of Dronedarone include nausea, vomiting, weakness, abdominal pain, indigestion, heart failure, diarrhea, increased liver enzymes, rash, and fatigue.

Expert Advice

  • It may cause blurring of vision. Avoid driving or any activity requiring focus until you understand how it affects you.
  • It increases your skin's sensitivity to sunlight. Use sunscreen and wear protective clothing when outdoors.
  • Your doctor may conduct regular blood tests, chest X-rays, ECG, eye tests, and thyroid, liver, and lung function tests while you are taking this medication.
  • Inform your doctor immediately if you experience shortness of breath, swollen ankles or feet, or unexplained weight gain.
  • Notify your doctor if you are pregnant, planning to become pregnant, or breastfeeding.

Related Medications

Frequently asked questions

Dronedarone should be taken as prescribed, typically once or twice daily with food. Swallow the tablet whole with water; do not cut or crush it.
Dronedarone is generally safe when taken as prescribed by a doctor. While it may cause temporary side effects, these usually resolve on their own, and your doctor can provide guidance on managing them.
If you miss a dose of Dronedarone, take it as soon as you remember, unless it's almost time for your next dose. In that case, skip the missed dose. Do not double the dose, and do not stop taking Dronedarone without consulting your doctor, as sudden discontinuation may worsen heart rhythm irregularities.
Dronedarone blocks specific electrical signals in the heart that lead to irregular heartbeats (arrhythmias), helping restore and maintain a normal heart rhythm.
Potential vision problems include blurred vision, seeing halos around bright lights, dry eyes, and light sensitivity. In rare cases, it may lead to permanent blindness. Consult your doctor if you notice any vision changes while taking Dronedarone.
Signs of liver toxicity include jaundice (yellowing of skin or eyes), fatigue, nausea, vomiting, dark urine, pale stools, loss of appetite, abdominal pain, and fever. Contact your doctor immediately if you experience any of these symptoms.