IVF study probes nasal Spray's hidden role in pregnancy support
NCT ID NCT07620067
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at how a nasal spray (GnRH agonist) helps support the early stages of pregnancy after IVF. Researchers will measure hormones and other substances in the blood and fluid around the eggs to understand the spray's effects. The study involves 150 women aged 18-45 undergoing their first to third IVF cycle with a fresh embryo transfer.
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Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 150 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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May 2026
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
women undergoing IVF treatment with OPU and ET
- Ages
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18 to 45 years
- Sex
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Female participants only
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Women included in the study will be 18-45 years old * undergoing IVF treatments due to ovulation disorder, mechanical factor, primary ovarian insufficiency, or male infertility. * All women will be at their first to the third cycle of treatment * women will undergo a fresh ET. Exclusion Criteria: * repeated implantation failure (more than 3 cycles of good quality ET without implantation) * moderate-severe endometriosis * hydrosalpinx * fibroid uterus * BMI more than 35 or less than 19 * women with hypogonadotropic hypogonadism * PGT of embryos * use of surgical techniques for sperm retrieval * preference of the long GnRH-agonist protocol * women with rhinitis or nasal congestion.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
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Contacts and locations
Locations
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Shaare Zedek Medical Center
RECRUITINGJerusalem, 9103102, Israel
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