What Is Nevirapine? Nevirapine (Viracept) is a medication used to treat HIV infection. It is a nucleoside analog reverse transcriptase inhibitor (NRTI). Nevirapine interferes with the virus's ability to create new HIV copies in the body. Nevirapine is approved by the U.S. Food and Drug Administration (FDA) to treat HIV-1 infection in adults. Nevirapine is […]