PrEP
n.— «Like Adam, many gay men around the country are opting to forgo the standard defense against HIV—a condom—in favor of a highly controversial and thus far unproven method of protection known as pre-exposure prophylaxis, or PrEP.» —“The Next Condom Conundrum” by Steve Weinstein Advocate Feb., 2009. (source: Double-Tongued Dictionary)