Could a simple delay in IVF trigger timing boost pregnancy success?

NCT ID NCT04163133

First seen Jan 07, 2026 · Last updated May 08, 2026 · Updated 16 times

Summary

This study looks at whether waiting 1-2 extra days before giving the final hormone shot (trigger) during IVF can lead to better embryos and higher live birth rates. It involves about 834 women under 42 with specific fertility levels. The goal is to help doctors and couples choose the best timing for treatment.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Peking Univesity Third Hospital

    RECRUITING

    Beijing, Beijing Municipality, 100191, China

    Contact Phone: •••-•••-•••• Email: •••••@•••••

Conditions

Explore the condition pages connected to this study.