Tags: Drug.
Elvitegravir/cobicistat/emtricitabine/tenofovir (brand name Stribild) also known as the Quad pill is a fixed dose combination drug for the treatment of HIV/AIDS. Elvitegravir emtricitabine and tenofovir directly suppress viral reproduction. Cobicistat increases the effectiveness of the combination by inhibiting liver enzymes that metabolize the other components. Stribild gained approval by U.S.