by Johns Hopkins University Bloomberg School of Public Health Pre-Exposure Prophylaxis (PrEP)- Single pills (brand name Truvada) containing two antiretroviral drugs, emtricitabine and tenofovir disoproxyl fumarate. Truvada is used for pre-exposure prophylaxis, or PrEP, a strategy in which healthy people routinely take antiretrovirals to reduce the risk of becoming infected with HIV. Credit: NIAID A study...
