Oral Dydrogesterone as Luteal Phase Support in Natural Cycle FET
ConditionSubfertility
Trial statusRecruiting
Trial phasePhase 3
Trial typeInterventional
Biological sexFemale
Age18-42
SponsorThe University of Hong Kong
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 of oral dydrogesterone will increase the live birth rate of natural cycle FET.
Age of women <43 years at the time of stimulated IVF
Replacing early cleavage embryos or blastocysts after thawing
Requiring hormonal replacement cycles
Use of donor oocytes or embryos
Undergoing preimplantation genetic testing
Presence of hydrosalpinx not corrected surgically prior to FET