New vaginal ring aims to prevent pregnancy
NCT ID NCT01586000
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested a new type of birth control vaginal ring that releases two hormones (nestorone and estradiol) to prevent ovulation and control menstrual bleeding. It involved 197 healthy women aged 18-39 with regular cycles. The main goal was to see how well the ring controls bleeding and stops ovulation over 3 months.
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Locations
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Columbia University
New York, New York, 10032, United States
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Eastern Virginia Medical School
Norfolk, Virginia, 23507, United States
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Johns Hopkins School of Medicine
Baltimore, Maryland, 21224, United States
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NYU School of Medicine
New York, New York, 10016, United States
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Oregon Health & Science University
Portland, Oregon, 97239, United States
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Univeristy of Pittsburgh School of Medicine
Pittsburgh, Pennsylvania, 15213, United States
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University of Cincinnati
Cincinnati, Ohio, 45267, United States
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University of Pennsylvania School of Medicine
Philadelphia, Pennsylvania, 19104, United States