Fresh embryos are transferred to the bed at the latest 7 days, each person’s situation is different, the time of embryo implantation is also different, the early 3-4 days can be implanted. 7-8 days after embryo implantation, the blood human chorionic gonadotropin will increase, that is to say, 10 days after embryo transfer, you can take blood tests to determine whether the pregnancy. After the embryo implantation, you need to check regularly to rule out ectopic pregnancy, the gestational sac can enter the uterine cavity in about 40 days of pregnancy, it is best to do ultrasound examination in time to rule out ectopic pregnancy. After the embryo transfer, pay attention to bed rest, can not be strenuous exercise, and at the same time relaxation can promote the success of the transfer, to relax, the spirit should not be too nervous. If bleeding, abdominal pain and other conditions are considered to be a failure of embryo transfer, may also be the precursor of miscarriage, it is best to timely examination, under the guidance of the doctor reasonable use of drugs to protect the fetus, and recommend regular blood tests for progesterone and blood HCG.