Category Archives: HIV/AIDS

PrEP presents questions for HIV prevention researchers, survey seeks answers

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The trial to determine the effectiveness of a vaccine against HIV that was known as HVTN 505 was underway in 2010 when results from another, wholly unrelated trial presented a challenge. Those results, from the iPrEx trial, showed that an antiretroviral drug taken as pre-exposure prophylaxis — or PrEP — was effective in protecting uninfected […]