The combination of dydrogesterone and micronized vaginal progesterone can render serum progesterone level measurements on the day of embryo transfer and rescue attempts unnecessary in an HRT FET cycle.
Barbara LawrenzE KalafatB AtaR Del GallegoL MeladoI ElkhatibH FatemiPublished in: Journal of assisted reproduction and genetics (2024)
In HRT FET cycle, using LPS with 300 mg/day MVP and 30 mg/day DYD, it appears that serum P4 measurement and increase of MVP in patients with P4 < 10 ng/ml are not necessary.