AIDS drugs halve HIV risk for intravenous drug users in study

A daily dose of powerful anti-HIV medicine helped cut the risk of infection with the AIDS virus by 49 percent in intravenous drug users in a Bangkok study that showed for the first time such a preventive step can work in this high-risk population.

http://www.reuters.com/article/2013/06/12/hiv-drugs-prevention-idUSL2N0EN23T20130612?feedType=RSS&feedName=basicMaterialsSector