It takes three to six months to prepare for pregnancy, and this can’t be generalized, the exact preparation time varies from person to person. Preparation refers to the pregnant woman or her family to prepare for pregnancy in advance, healthy, reasonable preparation for pregnancy, more effective to improve the chances of healthy development of the baby. Preparing for pregnancy usually takes three to six months, depending on the individual situation, such as usual health without abnormalities to prepare for pregnancy for three to six months, there is a long period of time to take medication, long exposure to radioactive substances, etc. It is recommended to extend the time to prepare for pregnancy, six months before considering pregnancy. During the preparation period, both men and women go to the hospital to check their health, such as blood test, urine test, liver and kidney function, chromosome test and other items, both men and women take folic acid tablets to prevent fetal neural tube malformation. After preparing for pregnancy, there is no problem in all aspects of the body, choose the ovulation period to have intercourse to increase the success rate of conception.