Status:

RECRUITING

Oral Dydrogesterone as Luteal Phase Support in Natural Cycle FET

Lead Sponsor:

The University of Hong Kong

Conditions:

Subfertility

Eligibility:

FEMALE

18-42 years

Phase:

PHASE3

Brief Summary

This randomised double-blinded controlled trial aims to compare the live birth rate in natural FET cycles with and without oral dydrogesterone as luteal phase support. The hypothesis is that the use o...

Detailed Description

Trial design: Women undergoing FET in the Centre of Assisted Reproduction and Embryology, The University of Hong Kong-Queen Mary Hospital, will be recruited and will be randomized into one of the fol...

Eligibility Criteria

Inclusion

  • Age of women \<43 years at the time of stimulated IVF
  • Replacing early cleavage embryos or blastocysts after thawing

Exclusion

  • Requiring hormonal replacement cycles
  • Use of donor oocytes or embryos
  • Undergoing preimplantation genetic testing
  • Presence of hydrosalpinx not corrected surgically prior to FET
  • Refusal to join the study

Key Trial Info

Start Date :

July 1 2021

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

November 30 2026

Estimated Enrollment :

716 Patients enrolled

Trial Details

Trial ID

NCT03859921

Start Date

July 1 2021

End Date

November 30 2026

Last Update

June 12 2025

Active Locations (1)

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1

Department of Obstetrics and Gynaecology

Hong Kong, Hong Kong, China