Viw Magazine

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
imagePrEP works by preventing susceptible cells becoming infected with HIV. Truvada blocks the HIV virus from making copies of itself.Marc Bruxelle/Shutterstock

Pre-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...

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