Renal toxicity concerns failed to keep Gilead Sciences Inc.’s HIV treatment Quad from sailing through an FDA advisory committee review May 11. Although the panel rendered a lopsided vote in favor of approval, it nevertheless suggested a variety of areas for post-marketing study to better define the four-in-one, fixed-dose combination’s efficacy and safety profile.
In a 13-1 vote, the Antiviral Drugs Advisory Committee said the available data support approval of Quad (elvitegravir/cobicistat/emtricitabine/tenofovir) as a...