Drinking alcohol after pregnancy has a greater impact on the fetus, there are several effects: 1, alcohol will prevent the absorption of folic acid and vitamin B, leading to anemia or polyneuritis in newborns; 2, excessive alcohol consumption may also lead to fetal malformations, fetal alcohol syndrome, slow intrauterine growth, delayed physical development, poor vision and hearing, and various behavioral problems; 3, drinking alcohol will also increase the incidence of placenta praevia, placental abruptio The incidence of placenta praevia and placenta abruptio; 4. Pregnant women who drink alcohol in early pregnancy are also prone to fetal central nervous system developmental disorders, which can lead to mental retardation, and if women continue to drink alcohol after 6 months of pregnancy, it can cause more serious damage to the fetus. So pregnant women must not drink alcohol during pregnancy, and if problems arise must go to a regular hospital in a timely manner, for examination and treatment, to avoid the impact on the fetus.