It is not possible to have a baby on finasteride. Finasteride is a 4-nitrogen/steroid hormone compound, a specific type II 5α-reductase competitive inhibitor, which can inhibit the conversion of peripheral testosterone to dihydrotestosterone and reduce the level of dihydrotestosterone in the blood, prostate, skin and other tissues. Finasteride is contraindicated in women who are pregnant or who may become pregnant. Finasteride has the effect of inhibiting the conversion of testosterone to dihydrotestosterone, and when taken by pregnant women, it can cause abnormalities in the external genitalia of the male fetus, so women who are pregnant or who may become pregnant should not use finasteride. Taking finasteride can not get pregnant to have a child, there is a risk of fetal malformation, preparation for pregnancy or during pregnancy if you need to use the drug, need to be used under the guidance of a doctor.