From Our 2011 Archives
How to Use Pills to Prevent HIV
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CDC: HIV Prevention Pills Only for Men Having Sex With Men
By Daniel J. DeNoon
Reviewed by Laura J. Martin, MD
The preliminary guidelines follow last November's groundbreaking report that daily use of the AIDS drug Truvada lowers men's risk of HIV infection. This strategy, called pre-exposure prophylaxis or PrEP, can cut HIV risk by as much as 92% in men who take the pill every day.
But there's a catch. Several catches. For example:
U.S. public health agencies are developing PrEP guidelines. But since the news is out -- and men already are asking their doctors whether PrEP is right for them -- the CDC today issued preliminary guidelines.
Since PrEP was tested only in men (and male-to-female transgendered women), PrEP should be given only to biological males. Men eligible for PrEP should be at high risk of HIV infection -- that is, they should frequently change sexual partners or have concurrent partners in a region with high HIV prevalence.
Preliminary PrEP Guidelines
Here's the CDC's basic advice:
Before starting PrEP:
When starting PrEP:
When PrEP is discontinued:
The CDC's full preliminary PrEP guidelines appear in the Jan. 28 issue of Morbidity and Mortality Weekly Report.
SOURCE: Morbidity and Mortality Weekly Report, Jan. 28, 2011; vol 60: pp 65-68.
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