Commonly, it takes several months for that placenta cells to make enough levels of the hormone human chorionic gonadotropin (hCG), which can be detected through a blood test. It is encouraged for clients to chorus from having a pregnancy test promptly immediately after embryo transfer. On the subject of IVF https://www.digitaljournal.com/pr/news/insights-news-wire/ivf-mexico-best-fertility-clinic-1465491918.html