Vaginal Ring

  • Sister Studies: The Ring Study and ASPIRE

    The Ring Study and ASPIRE (A Study to Prevent Infection with a Ring for Extended Use) are described in this fact sheet. The two related trials showed that monthly use of a vaginal ring that delivers the antiretroviral drug dapivirine can help prevent HIV infection in women and is safe for long-term use.

  • IPM Clinical Trials

    This regularly updated resource includes a list of all the International Partnership for Microbicides’ ongoing and planned trials of dapivirine in the form of a ring, a tablet, and a ring combining dapivirine with maraviroc, another antiretroviral drug.