Is a day 3 or day 5 embryo transfer better?

By Zaira Salvador BSc, MSc.
Last Update: 02/28/2018

It depends on each patient. According to the ASRM and SART guidelines, those with a favorable prognosis should opt for 1 embryo transfer, regardless of embryo stage. From ages 38-40, they recommend 2 blastocyst embryo transfers (day 5), and from age 41, 3 blastocysts (day 5) as well.

Suggested for you: Day 5 vs. Day 3 Embryo Transfer – What Are the Pros & Cons?.

BSc, MSc
Embryologist
Bachelor's Degree in Biotechnology from the Polytechnic University of Valencia (UPV). Embryologist specializing in Assisted Procreation, with a Master's Degree in Biotechnology of Human Assisted Reproduction from the University of Valencia (UV) and the Valencian Infertility Institute (IVI).
License: 3185-CV
Embryologist. Bachelor's Degree in Biotechnology from the Polytechnic University of Valencia (UPV). Embryologist specializing in Assisted Procreation, with a Master's Degree in Biotechnology of Human Assisted Reproduction from the University of Valencia (UV) and the Valencian Infertility Institute (IVI). License: 3185-CV.
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