What should you know about process for embryo transfer from frozen?

Frozen embryo transfer is part of IVF care and uses an embryo created and stored during an earlier cycle. The clinic may follow your natural cycle or use medicines to prepare the womb lining. Ultrasound and sometimes blood tests help identify the transfer window. Progesterone supports the lining around transfer; the clinic will explain the form and schedule. On transfer day, the embryo is thawed and placed through the cervix into the womb using a fine catheter. The procedure is usually brief, but mild cramping or spotting can occur.

Take medicines exactly as prescribed and tell the clinic promptly about missed doses, bleeding or illness. Ask whether you need a full bladder and how to arrange arrival, travel and work afterwards. Continue the prescribed support until the clinic tells you otherwise. Use the pregnancy test on the date provided; testing too early can mislead. Ask how many embryos are planned, what happens if an embryo does not survive thawing, and when the clinic will arrange an ultrasound if the test is positive.

Contact the fertility clinic for increasing pain, heavy bleeding, fever, unusual discharge, breathing difficulty or a positive pregnancy test with significant symptoms. Seek urgent care for severe one-sided pain, fainting, shoulder-tip pain or heavy bleeding, because early pregnancy complications need prompt assessment.

Ask how the lining will be prepared, when progesterone starts, what the transfer plan is, how embryos are selected, and what support is available during the waiting period.