Single embryo transfer

Transferring one embryo is the standard of care in Canadian practice because multiple pregnancy carries substantially higher risks of preterm birth and complications for both parent and babies. With good-quality blastocysts and freezing, cumulative chances across transfers can be preserved without transferring two.

Also known as: SET, one embryo transfer

Last reviewed: September 9, 2026. Written by the Antega Editorial Team. General information only — always follow the advice of your own clinic, doctor or pharmacist.