Lamivudine (Epivir) is used in combination with other medications to treat human immunodeficiency virus (HIV) infection in patients with acquired immunodeficiency syndrome (AIDS). Lamivudine is not a cure and may not decrease the number of HIV-related illnesses. Lamivudine does not prevent the spread of HIV to other people. Lamivudine (Epivir-HBV) is used to treat hepatitis B infection. Lamivudine is in a class of medications called nucleoside reverse transcriptase inhibitors. It works by stopping the spread of the HIV and hepatitis B viruses.
