Weekly pill could revolutionize birth control without hormones
NCT ID NCT06394999
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether taking mifepristone 50 mg once a week can safely prevent pregnancy. 615 women aged 18-35 will use it as their only birth control for one year. The goal is to see if it works well with fewer side effects than daily hormone pills.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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Admiraal De Ruyter Ziekenhuis
Goes, 4462 RA, Netherlands
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Amsterdam Universitair Medische Centra
Amsterdam, 1105 AZ, Netherlands
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Canisius Wilhelmina Ziekenhuis
Nijmegen, 6532 SZ, Netherlands
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Diakonessenhuis
Utrecht, 3582 KE, Netherlands
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Flevoziekenhuis
Almere Stad, 1315 RA, Netherlands
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Franciscus Gasthuis
Rotterdam, 3045 PM, Netherlands
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Leiden University Medical Center
Leiden, 2333 ZA, Netherlands
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Maastricht Universitair Medisch Centrum
Maastricht, 6229 HX, Netherlands
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Martini Ziekenhuis
Groningen, 9728 NZ, Netherlands
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Maxima Medisch Centrum
Veldhoven, 5504 DB, Netherlands
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Medisch Centrum Leeuwarden
Leeuwarden, 8934 AD, Netherlands
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Medisch Spectrum Twente
Enschede, 7512 KZ, Netherlands
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Noordwest Ziekenhuisgroep
Alkmaar, 1815 JD, Netherlands
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Ziekenhuisgroep Twente
Almelo, 7609 PP, Netherlands
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