Large-scale testing (Phase 3)Ended earlyNCT02668783
What this trial is testing
Efficacy and Safety of Etonogestrel + 17β-Estradiol Vaginal Ring (MK-8342B) in Women With Primary Dysmenorrhea (With Optional Extension) (MK-8342B-059)
Who this might be right for
Moderate to Severe Primary Dysmenorrhea
Organon and Co 25