Progesterone as a surprise ovulation trigger: small study explores new possibility
NCT ID NCT07466199
First seen Mar 31, 2026 · Last updated May 16, 2026 · Updated 9 times
Summary
This small pilot study will test whether giving progesterone vaginally can trigger ovulation in healthy egg donors aged 18 to 33. Participants will receive mild ovarian stimulation and then progesterone when a follicle reaches a certain size. Researchers will measure hormone levels and count mature eggs retrieved to see if this approach works.
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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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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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Instituto Valenciano de Infertilidade (IVI Lisboa)
Lisbon, 1800-282, Portugal
Contact Phone: •••-•••-•••• Email: •••••@•••••
Conditions
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