Weekly Dose: Truvada, the drug that can prevent HIV infection
- Written by Sharon Lewin, Consultant Physician, Department of Infectious Diseases, Alfred Hospital & Director, The Peter Doherty Institute for Infection and Immunity
 
PrEP works by preventing susceptible cells becoming infected with HIV. Truvada blocks the HIV virus from making copies of itself.Marc Bruxelle/ShutterstockPre-exposure prophylaxis, or PrEP, is the administration of antiviral drugs to a person not infected with HIV to prevent infection.
The only licensed version of PrEP is a daily oral...
	




