Dofetilide 125 (Dofetilide Capsule) 125mcg

Dofetilide 125mcg capsules are prescribed for maintaining normal heart rhythm in patients with atrial fibrillation or atrial flutter. This medication belongs to the class III antiarrhythmic agents. Store at room temperature away from moisture and heat.

Strength

125mcg

Pack Size

60s

Storage

Ambient

Manufacturer / TM Owner

Sun Pharmaceutical Ind Inc

Select Quantity

Pack/s

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Indications & Clinical Uses

Dofetilide is primarily used to help keep the heart beating normally in people with certain types of irregular heartbeats, such as atrial fibrillation or atrial flutter. It works by helping the heart to maintain a steady rhythm. This medication is often prescribed when other treatments have not been effective. It is important to follow your doctor's instructions closely when taking dofetilide.

Side Effects

Dofetilide capsules may help reduce symptoms such as palpitations, dizziness, or shortness of breath associated with irregular heart rhythms. Some patients report feeling more stable or less fatigued after starting treatment. Individual responses can vary, and it may take time to notice the full benefits.

Precautions & Warnings

Dofetilide should be taken exactly as prescribed by your healthcare provider. Do not stop taking it without consulting your doctor, as sudden changes can affect your heart rhythm. Keep the medication in its original container and store it at room temperature. Avoid exposing it to excessive heat or moisture.

Avoid Interactions

Dofetilide may interact with other medications, including certain antibiotics, antifungals, diuretics, and other heart rhythm medications. Alcohol and grapefruit products may also affect how dofetilide works. Always inform your doctor about all medications and supplements you are taking to avoid potential interactions.

Frequently Asked Questions

Dofetilide 125mcg is used to maintain normal heart rhythm in patients with atrial fibrillation or atrial flutter.

Store dofetilide capsules at room temperature in their original container, away from moisture and heat.

Alcohol may interact with dofetilide; consult your doctor before consuming alcohol.

If you miss a dose, take it as soon as you remember unless it is almost time for your next dose. Do not double up doses.

Avoid grapefruit products, as they may interact with dofetilide and affect its effectiveness.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated: 29 Jul 2026

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