Fertility patch belongs to the health care products, the chances of pregnancy with the use of the patch is not clear scientific statistics, can not make a clear judgment on it. The patch does not belong to the State Drug Administration, but is a kind of health care products, the specific role is not very clear. There are no clear scientific statistics on the chances of a woman getting pregnant after using the patch, so there is no way to make a clear judgment on the chances of getting pregnant during pregnancy. During the preparation for pregnancy, both husband and wife need to do a good health check, if the health condition is good, need to eat more nutritious food, appropriate physical exercise, have enough sleep, maintain a good state of mind, is conducive to getting pregnant as soon as possible. Under the guidance of obstetricians and gynecologists, we can determine whether it is necessary to use the fertility patch.