Pessary or progesterone: which better prevents preterm birth?
NCT ID NCT02511574
First seen Apr 03, 2026 · Last updated Apr 29, 2026 · Updated 4 times
Summary
This study tested whether a silicone ring (pessary) placed in the vagina or natural progesterone hormone works better to prevent early delivery in pregnant women whose cervix is 25 mm or shorter. The trial included 203 women with a single baby between 20 and 24 weeks of pregnancy. The main goal was to see which treatment reduced births before 34 weeks.
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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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Locations
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Hospital das Clínicas da Faculdade de Medicina da USP
São Paulo, São Paulo, 05403-000, Brazil
Conditions
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