Overview Efficacy and Safety Study of NPC-01 to Treat Dysmenorrhea Status: Completed Trial end date: 2011-04-01 Target enrollment: Participant gender: Summary The purpose of this study is to determine whether NPC-01 is effective in the treatment of dysmenorrhea. Phase: Phase 3 Details Lead Sponsor: NobelpharmaTreatments: Anti-Inflammatory Agents, Non-SteroidalEstradiolEstradiol 17 beta-cypionateEstradiol 3-benzoateEstradiol valerateEthinyl EstradiolNorethindroneNorethindrone acetatePolyestradiol phosphate