A Dose-Finding Study to Evaluate Ovarian Function and Vaginal Bleeding in Next Generation Rings (P06109/MK-8175A/MK-8342B-012)
Contraception
About this trial
This is an interventional treatment trial for Contraception
Eligibility Criteria
Inclusion Criteria:
- Body mass index (BMI) ≥18 and ≤35
- Regular cycles from 24 to 35 days in length, with an intra-individual variation of ±3 days permitted within this range
- Good physical and mental health
Exclusion Criteria:
- Diabetes mellitus with vascular involvement
- Presence of a severe or multiple risk factor(s) for venous or arterial thrombosis
- Severe dyslipoproteinemia
- Severe hypertension
- Presence or history of pancreatitis associated with severe hypertriglyceridaemia
- Presence or history of severe hepatic disease
- Undiagnosed vaginal bleeding
- Known or suspected pregnancy
- Participation in another investigational drug study within 30 days prior to screening visit
- History of malignancy ≤5 years, except for adequately treated basal cell or squamous cell skin cancer, or in situ cervical cancer
- Documented abnormal cervical smear result in 6 months prior to screening visit
- Sterilization using a fallopian tube occlusion device (e.g., Essure method)
- Sex hormone therapy within 2 months prior to screening visit for purpose other than contraception, or injectable hormonal contraception within 6 months prior to screening
Sites / Locations
Arms of the Study
Arm 1
Arm 2
Arm 3
Arm 4
Arm 5
Arm 6
Arm 7
Experimental
Experimental
Experimental
Experimental
Experimental
Experimental
Active Comparator
Nomegestrol Acetate-17β-Estradiol (NOMAC-E2) 500/300 μg/day
Nomegestrol Acetate-17β-Estradiol (NOMAC-E2) 700/300 μg/day
Nomegestrol Acetate-17β-Estradiol (NOMAC-E2) 900/300 μg/day
Etonogestrel-17β-Estradiol (ENG-E2) 75/300 μg/day
Etonogestrel-17β-Estradiol (ENG-E2) 100/300 μg/day
Etonogestrel-17β-Estradiol (ENG-E2) 125/300 μg/day
NuvaRing®
Participants will receive nomegestrol acetate 17β-estradiol (NOMAC-E2) 500/300 μg for three treatment periods, each 28-day treatment period (cycle) consisting of 21 days of vaginal ring use followed by 7 vaginal ring-free days.
Participants will receive nomegestrol acetate 17β-estradiol (NOMAC-E2) 700/300 μg for three treatment periods, each 28-day treatment period (cycle) consisting of 21 days of vaginal ring use followed by 7 vaginal ring-free days.
Participants will receive nomegestrol acetate 17β-estradiol (NOMAC-E2) 900/300 μg for three treatment periods, each 28-day treatment period (cycle) consisting of 21 days of vaginal ring use followed by 7 vaginal ring-free days.
Participants will receive etonogestrel 17β-estradiol (ENG-E2) 75/300 μg for three treatment periods, each 28-day treatment period (cycle) consisting of 21 days of vaginal ring use followed by 7 vaginal ring-free days.
Participants will receive etonogestrel 17β-estradiol (ENG-E2) 100/300 μg for three treatment periods, each 28-day treatment period (cycle) consisting of 21 days of vaginal ring use followed by 7 vaginal ring-free days.
Participants will receive etonogestrel 17β-estradiol (ENG-E2)125/300 μg for three 28-day treatment periods, each treatment period (cycle) consisting of 21 days of vaginal ring use followed by 7 vaginal ring-free days.
Participants will receive NuvaRing® (etonogestrel-ethinyl estradiol [ENG-EE] 120/15 μg) for three treatment periods, each 28-day treatment period (cycle) consisting of 21 days of vaginal ring use followed by 7 vaginal ring-free days.