Safety and Feasibility Study of Dapivirine (TMC120) Vaginal Ring in Belgium

Inclusion Criteria: Female, age 18-50 years Willing and able to provide written informed consent HIV-uninfected and otherwise healthy Willing to abstain from sexual activity and from use of vaginal products while participating in the study Currently using oral contraceptives for pregnancy prevention Willing to use oral contraceptives as needed to avoid menstruation while taking part in this study Exclusion Criteria: History of allergy to TMC120 or to the constituents of the vaginal ring History of diagnosis of and/or treatment for a sexually transmitted disease within the last three months History of genital tract surgery within the last month Currently pregnant or breastfeeding, or within two months of last pregnancy outcome Currently or within one month of participating in any other clinical research study Current vulvar or vaginal symptoms / abnormalities that could influence the study results Current non-iatrogenic pelvic/colposcopic exam findings involving deep epithelial disruption Current diagnosis of any genital infection Smoking more than 10 cigarettes / day