Whether or not the fetus is affected after a male takes medication depends on what kind of medication is taken, taking different medications, taking medication for different periods of time, the effects of these on the fetus are not the same. Men only occasionally take a little medicine, such as amoxicillin, cephalosporins, taking drugs for a relatively short period of time, these on the growth and development of the fetus is generally not affected. Men take folic acid tablets, this is beneficial to the growth and development of the fetus after pregnancy and does not affect its normal growth. Men taking drugs such as morphine, chlorpromazine, rifampicin, ciprofloxacin, etc. for a longer period of time, these may affect the quality of sperm and may increase the chance of fetal malformation after pregnancy. Men taking drugs after the woman is already pregnant, to do a good job of maternity testing during pregnancy afterward, such as NT test, Down’s syndrome, 4D ultrasound, amniocentesis, etc. to determine whether there are any abnormalities in the fetus. It is recommended that both men and women should not take drugs blindly during the preparation for pregnancy and after the woman is pregnant, and if they need to take drugs when necessary, they can take them under the guidance of a doctor.