Placebo Vaginal Ring

Efficacy and Safety of Etonogestrel + 17β-Estradiol Vaginal Ring (MK-8342B) in Women With Primary Dysmenorrhea (With Optional Extension) (MK-8342B-059)

Efficacy and Safety of Etonogestrel + 17β-Estradiol Vaginal Ring (MK-8342B) in the Treatment of Women With Primary Dysmenorrhea (MK-8342B-060)

Performance and Safety of Vaginal Ring Applicator in Healthy Females (MK-8342A-063)

Safety and Pharmacokinetics of Dapivirine Vaginal Ring in Post-menopausal Women

Safety and Efficacy Trial of a Dapivirine Vaginal Matrix Ring in Healthy HIV-Negative Women

Estrogen and the Urogenital Microbiome in GSM

Functionality of Male Condoms With a Silicone Elastomer Vaginal RIng

Safety and Pharmacokinetic Trial in Healthy HIV-Negative Women to Assess the Delivery of Dapivirine From a Vaginal Ring

Safety and Pharmacokinetics of Dapivirine/Maraviroc Vaginal Ring

Feasibility Study of a Vaginal Ring for Delivery of TMC120 (Dapivirine)