If a woman is in poor health, it may lead to miscarriage, which will damage her health. If ovulation induction drugs are not used properly, even if IVF is successful, patients may have premature ovarian failure. Third, after IVF transplantation, after a period of free time, the embryo will be implanted. During this period, if the patient does not follow the relevant doctor's advice, it may lead to the risk of ectopic pregnancy.