Drinking alcohol during pregnancy can have an adverse effect on the fetus, which may lead to miscarriage, fetal malformation, fetal intelligence abnormalities and other consequences, but not absolutely, the subsequent pregnancy need to do a good job of obstetric examination. 1. Fetal abortion. Alcoholic beverages contain ethanol, pregnant women drinking alcohol may directly lead to fetal miscarriage. 2. Fetal malformation. Ethanol enters the fetus from the mother’s body, which may lead to fetal developmental abnormalities. 3. Fetal mental abnormality. In addition to the possible effects mentioned above, alcohol consumption by pregnant women may also lead to mental abnormalities in the fetus. It is very inappropriate for a pregnant woman to drink alcohol, but if she ingests a small amount of alcohol unknowingly, it is usually not a serious problem. Pregnant women are advised to seek medical advice as soon as possible to monitor the development of the fetus to ensure the safety of the fetus after inadvertent consumption of alcohol.