Efavirenz, emtricitabine, and tenofovir is an antiviral medication that prevents human
immunodeficiency virus (HIV) from reproducing in your body.
Efavirenz, emtricitabine, and tenofovir treats HIV, which causes acquired immunodeficiency
syndrome (AIDS). Efavirenz, emtricitabine, and tenofovir is not a cure for HIV or AIDS.
Efavirenz, emtricitabine, and tenofovir may also be used for other purposes not listed in this
medication guide.