Egg freezing showdown: does the type of freezing medium affect pregnancy?

NCT ID NCT07288866

Completed Knowledge-focused Sponsor: University Hospital, Clermont-Ferrand Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looked at whether using a special freezing medium designed just for eggs, versus a universal medium for all stages, affects pregnancy rates in egg donation. Researchers analyzed data from 111 donor cycles. The goal is to see if the type of freezing medium makes a difference in how many eggs survive thawing and lead to a pregnancy.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Vitrification and warming media
What this could lead to: If successful, this could help fertility clinics choose the best freezing method for donor eggs, potentially improving pregnancy success rates.
What could go wrong: This is a small, completed study with 111 participants, so results may not apply to all clinics or patient groups. The difference between media types may be small or not clinically meaningful.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for INFERTILITY are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

female infertility infertility disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

INFERTILITY INFERTILITY, FEMALE

Contacts and locations

Locations

CHU Clermont-Ferrand

Clermont-Ferrand, Auvergne, 63003, France

More trials for these conditions

Other studies related to the condition(s) this trial covers.