Entecavir

Generic Name: entecavir

Over-the-Counter (OTC)

Brand Names:

Entecavir

Entecavir is a nucleoside analogue with selective activity against hepatitis B virus, available as film-coated tablets in 0.5 mg and 1 mg strengths.

Overview

Entecavir is a nucleoside analogue with selective activity against hepatitis B virus, available as film-coated tablets in 0.5 mg and 1 mg strengths.

Uses

Indicated for the treatment of chronic hepatitis B virus infection in adults and pediatric patients 2 years of age and older with evidence of active viral replication.

Dosage

Nucleoside-inhibitor-treatment-naive: 0.5 mg once daily. Lamivudine-refractory: 1 mg once daily. Must be taken on empty stomach (2 hours after or before meals).

Side Effects

Most common are headache, fatigue, dizziness, and nausea.

Interactions

Coadministration with renal-eliminating drugs requires close monitoring. No significant interactions with lamivudine, adefovir, or tenofovir.

Warnings

BOXED WARNING: Severe hepatitis B exacerbations upon discontinuation. HIV resistance risk in co-infected patients not receiving HAART. Lactic acidosis/hepatomegaly risk. Monitor hepatic function closely. Not recommended for HIV/HBV co-infection without HAART.

Frequently Asked Questions

What is Entecavir used for?

Indicated for the treatment of chronic hepatitis B virus infection in adults and pediatric patients 2 years of age and older with evidence of active viral replication.

What are the side effects of Entecavir?

Most common are headache, fatigue, dizziness, and nausea.

What are the important warnings for Entecavir?

BOXED WARNING: Severe hepatitis B exacerbations upon discontinuation. HIV resistance risk in co-infected patients not receiving HAART. Lactic acidosis/hepatomegaly risk. Monitor hepatic function closely. Not recommended for HIV/HBV co-infection without HAART.

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Medical Disclaimer

This drug information is for educational purposes only and should not replace professional medical advice. Drug information is sourced from the FDA National Drug Code Directory and Structured Product Labeling. Always consult with a healthcare provider before starting, stopping, or changing any medication.