What is "entecavir"

n. An oral antiviral drug used in the treatment of hepatitis B infection.

Entecavir INN, abbreviated ETV, is an oral antiviral drug used in the treatment of hepatitis B virus (HBV) infection. Entecavir is a reverse transcriptase inhibitor. It prevents the hepatitis B virus from multiplying and reduces the amount of virus in the body.<ref name="bmsPI"/