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A 12-h Difference in Exogenous Progesterone Initiation Does Not Have an Impact on Ongoing Pregnancy Rates in Artificial Cycles, as Long as Luteal Phase Support Starts Five Days Before Blastocyst Transfer

Crossref DOI link: https://doi.org/10.1007/s43032-024-01759-6

Published Online: 2024-12-23

Published Print: 2025-02

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Rodríguez-Varela, Cristina https://orcid.org/0000-0002-4273-4120
Salvaleda-Mateu, Maria

Bosch, Ernesto

Labarta, Elena
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Text and Data Mining valid from 2024-12-23

Version of Record valid from 2024-12-23
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Article History

Received: 11 September 2024

Accepted: 2 December 2024

First Online: 23 December 2024

Declarations

:

: Ethical approval was waived by the Ethics Committee for Research with Medicines of the University and Polytechnic Hospital La Fe, in view of the retrospective nature of the study and all the procedures being performed were part of the routine care (code: 212-VLC-181-EL, registered on January 11th 2023).

: CR-V and MS-M have no conflicts of interest to declare. EL has received honoraria for lecturing from IBSA, Gedeon Richter, Ferring, Merck, and Organon, and acts on advisory boards for Organon and Theramex. EB has received honoraria for lecturing and/or consulting from IBSA, Gedeon Richter, Merck, Roche, Organon, and Ferring.

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