Study of the Safety, Efficacy and Cycle Control of a Contraceptive Vaginal Ring

Record History

See every version on ClinicalTrials.gov ↗

1. Notable Jan 21, 2026 Results first posted: Jan 23, 2026

   • Primary endpoints: 1 to 3
   • Enrollment target: 1143 to 1200
   • Secondary endpoints: 1 to 4

   v8
2. Notable Aug 8, 2018 Lead sponsor: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) to Premier Research

   • Study completion date: Sep 2009 to Sep 2011
   • Study description shortened, about 10 words
   • Collaborators: 1 to 2

   v7
3. Minor Oct 26, 2012 Trial status: Active, Not Recruiting to Completed

   • Enrollment target: estimated 1200 to confirmed 1143
   • Study completion date changed from estimate of Jun 2009 to Sep 2009
   • Study arms: 0 to 1

   v6
4. Minor Jun 20, 2008 Trial status: Recruiting to Active, Not Recruitingv5 Show 5 more changesShow less

   • Primary completion date: Jan 2009
   • Study completion date: Jun 2009
   • Interventions: 150 mg of NestoroneÒ and 15 mg of ethinyl estradiol (150/15 NES/EE CVR) (Drug) to 150 mg of Nestorone and 15 mg of ethinyl estradiol (150/15 NES/EE CVR) (Drug)
   • Secondary endpoints: details revised at 1 of 1 entry
   • Site details revised at 15 of 15 sites
5. Minor Oct 16, 2007 Site details revised at 6 of 15 sitesv4

8. Apr 2, 2007 Study First Submitted

• Notable: the trial’s plan changed such as a big move in its timeline or size, a new primary endpoint, sponsor or phase, or recruiting opened or resumed.
• Minor: routine progress and housekeeping, such as sites added or enrollment closed.