Overview of HIV Prevention

  • Author: Sharon L. Hillier, PhD (More Info)
  • Editors in Chief: Daniel R. Kuritzkes, MD; Joseph J. Eron, Jr., MD
  • Last Reviewed: 8/24/18 (What's New)


  • Injectable formulations of antiretroviral drugs could improve the efficacy of PrEP by enhancing adherence
  • Sustained-release formulations of rilpivirine and cabotegravir are under investigation[Jackson 2012; Markowitz 2017]
  • A dapivirine-containing vaginal ring reduces rate of HIV infection by approximately 30% in 2 phase III clinical trials[Baeten 2016b; Nel 2016]

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