Assessing the Convenience of Natural Proliferative Phase Frozen Embryo Transfer (NCT06307184) | Clinical Trial Compass
RecruitingNot Applicable
Assessing the Convenience of Natural Proliferative Phase Frozen Embryo Transfer
Portugal530 participantsStarted 2024-02-23
Plain-language summary
This study will assess the convenience of the natural proliferative phase frozen embryo transfer (NPP-FET) in terms of number of number of appointments needed before cycle scheduling.
Who can participate
Age range18 Years – 49 Years
SexFEMALE
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Inclusion Criteria:
* Endometrial thickness ≥ 7 mm on the day of starting progesterone-based luteal phase support (LPS)
* Serum progesterone levels \<1.5 ng/ml on the day of starting progesterone-based LPS
* LPS with micronized progesterone 400mg b.i.d.
* Regular cycles (\>24 days, ≤ 38 days)
* IVF/ICSI with donated oocytes
* Single blastocyst stage embryo transfer
* First or second embryo transfer from the same cohort
Exclusion Criteria:
* Use of exogenous ovarian stimulation during FET
* Untreated hydrosalpinx, polyp, submucous myomas or severe adenomyosis
* Recurrent pregnancy loss (≥ 3 previous pregnancy losses)
* Recurrent implantation failure with embryos from oocyte donation (≥ 3 previous failed embryo transfers)
* Personalized initiation of exogenous progesterone according to a previous endometrial receptivity assay test
What they're measuring
1
Number of appointments needed before cycle scheduling
Timeframe: Up to three weeks
Trial details
NCT IDNCT06307184
SponsorInstituto Valenciano de Infertilidade de Lisboa