Stephanie Cohen

Pre-exposure prophylaxis (PrEP) - 2012

What is pre-exposure prophylaxis (PrEP) and is it effective in preventing HIV?

Prepared by Stephanie Cohen, MD & Al Liu, MD; SF DPH | Gabriel R. Galindo DrPH; CAPS

What is PrEP?

PrEP stands for pre-exposure prophylaxis and it is a promising biomedical HIV intervention. It is an approach to prevention where HIV-negative people take HIV drugs in order to prevent HIV infection.