Ibuprofen for men preparing for pregnancy generally has no effect, but for the purpose of eugenics it can be discontinued before preparing for pregnancy. Ibuprofen is a more commonly used analgesic, mainly used to treat fever with aches and pains and other cold symptoms, generally have no effect on pregnancy, but for the purpose of eugenics it is best to stop the drug and then prepare for pregnancy. Because some drugs are an important factor in causing fetal malformation, in order to achieve the purpose of eugenics, try not to use drugs during the preparation period and during pregnancy, whether the woman or the man using drugs will have a certain impact on the quality of the egg or sperm. It is best to consult with a medical professional for advice on the use of medication during preparation for pregnancy.