Women need to do preliminary preparations before IVF transplantation, which are as follows: 1, pay attention to proper rest, increase nutrition, avoid cold and flu, and maintain a regular life in order to improve the body’s immunity. 2, before transplantation, women need to be given drugs to stimulate follicular growth and development and ovulation, in order to obtain multiple mature eggs, and the thickness of the uterine endometrium is consistent with the menstrual cycle. 3, pay attention to avoid the adverse effects of bacteria, viruses, medications, and give a small dose of folic acid tablets to prevent fetal malformation, viruses, drugs and other adverse effects, and small doses of folic acid tablets are given to prevent the occurrence of congenital malformations in the fetus. If you want to use IVF for transplantation, you need to adjust 3-6 months beforehand, and the chance of success of IVF transplantation will be higher after regular menstrual cycle and good body adjustment, and the success rate of IVF should be between 30% and 40%.