About this trial
It has been proposed that enriching transfer media with hyaluronan (EmbryoGlue medium) improves pregnancy outcomes compared with media containing lower concentrations of this molecule. However, none of previous studies included preimplantation genetic testing for aneuploidy (PGT-A) embryos. In order to investigate the impact of this hyaluronan-enriched on pregnancy outcomes, it is essential to evaluate its efficacy on euploid-only embryo transfers. The aim of the present study is to evaluate whether a short period of exposure of euploid blastocysts to EmbryoGlue prior to and during transfer positively impact on pregnancy outcomes of frozen embryo transfer (FET) cycles.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
All frozen embryo transfer (FET) cycles with euploid blastocysts biopsied and vitrified on Day 5 after PGT-A.
Rank of randomization based on embryo quality.
Only hormonal replacement theraphy (HRT) cycle regimen.
Women aged 18 years to 46 years.
Disqualifiers
FET cycles with preimplantation genetic testing for monogenic disorders (PGT-M) and for structural rearrangements (PGT-SR).
FET cycles with mosaic / aneuploid blastocysts.
FET cycles with unknown outcome.
FET cycles with Day 6 or Day 7 biopsied blastocysts.
Trial design
Parallel
Treatments tested in this trial
EmbryoGlue Medium
DrugEmbryos will be exposed to hyaluronic-enriched media (EmbryoGlue) before and during embryo transfer
Treatment groups
Trial outcomes
Primary outcomes
Live birth rate (LBR)
Defined as the delivery if a live infant born after 24 completed weeks of gestation
Secondary outcomes
human chorionic gonadotropin (hCG) positiveness
hCG pregnancy test checks human chorionic gonadotropin (HCG) levels in the blood.
Clinical pregnancy rate
ultrasonographic sac visible at 5 gestational weeks
Clinical miscarriage rate
spontaneous loss of a clinical pregnancy before 24 weeks of gestation
Ongoing pregnancy rate after 12 weeks
viable pregnancy with gestational age more than 12 weeks
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