Evidence that “on-demand” PrEP taken before and after sex can prevent HIV

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How many doses of Truvada-based PrEP (pre-exposure prophylaxis) are needed to provide adequate protection against HIV? Might it be possible to take PrEP only before and after sex—instead of every day?

A recent article published in The Lancet HIV provides insight into this very question.

  • Read more here
  • Access Lancet HIV abstract here (for full text please see your librarian)

By J Pope

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SASHA is a current awareness service with news and views on various aspects of sexual health and sexuality, from a wide range of sources. These range from credible sources of sexual health and related information, to relevant opinion pieces in the media.

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