A Dose-finding Study to Evaluate the Effect of a Contraceptive Vaginal Ring, Releasing Nestorone® and Estradiol, on Cycle Control, Ovulation Inhibition, and Pharmacokinetics in Normal Cycling Women
Public ClinicalTrials.gov record NCT01586000. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This clinical trial is an experimental research study using a potential new form of birth control. Clinical trials include people who volunteer to take part in a study. Take your time to decide if you want to be part of this experimental research study. If you want to know more about this study first, ask the study doctor or study site staff. The investigators can also give you the study information written for doctors and clinic staff.
Study identification
- NCT ID
- NCT01586000
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 197 participants
Conditions and interventions
Conditions
Interventions
- 10 µg/day E2 with NES 200® µg/day Drug
- 20 µg/day E2 with NES 200® µg/day Drug
- 40 µg/day E2 with NES 200® µg/day Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years to 39 Years
- Sex
- Female
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Mar 2012 (Type not available)
- Primary completion
- May 2015 (Actual)
- Completion
- May 2015 (Actual)
- Last update posted
- Dec 8, 2025
2012 – 2015
United States locations
- U.S. sites
- 8
- U.S. states
- 6
- U.S. cities
- 7
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Johns Hopkins School of Medicine | Baltimore | Maryland | 21224 | — |
| NYU School of Medicine | New York | New York | 10016 | — |
| Columbia University | New York | New York | 10032 | — |
| University of Cincinnati | Cincinnati | Ohio | 45267 | — |
| Oregon Health & Science University | Portland | Oregon | 97239 | — |
| University of Pennsylvania School of Medicine | Philadelphia | Pennsylvania | 19104 | — |
| Univeristy of Pittsburgh School of Medicine | Pittsburgh | Pennsylvania | 15213 | — |
| Eastern Virginia Medical School | Norfolk | Virginia | 23507 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01586000, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Dec 8, 2025 · Synced Oct 22, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT01586000 live on ClinicalTrials.gov.