Inhalation of large amount of alcohol by pregnant women may cause preterm abortion, miscarriage or dizziness of pregnant women, which need to be handled by taking rest, drinking plenty of water as appropriate, preserving the fetus, timely delivery checkups and purging surgery. 1. Pre-eclampsia: Alcohol may enter the placenta through the bloodstream and affect the fetus to a certain extent, thus leading to pre-eclampsia. In case of miscarriage with precursor, you need to follow the doctor’s instructions to use progesterone injection to protect the fetus, and at the same time, pregnant women need to pay attention to rest, supplement sufficient nutrition, and relax. 2. Miscarriage: Alcohol may also directly stimulate the uterus to cause contractions leading to miscarriage, usually accompanied by vaginal bleeding, abdominal pain and other abnormal symptoms. You need to observe whether the outflow of fetal chorionic tissue is consistent with the number of days of menopause, if not, you need to perform timely clearance surgery and other treatments. 3. Dizziness of pregnant women: Inhaling too much alcohol may cause the nervous system of pregnant women to be inhibited, resulting in dizziness and other abnormal symptoms. This situation requires pregnant women to pay attention to rest, drink a lot of water to accelerate the discharge of alcohol in the body, and at the same time on time maternity examination, timely detection of problems, timely treatment. Pregnant women find themselves inhaling a large amount of alcohol, do not worry too much, a short period of time to inhale the alcohol content is more limited, generally will not cause serious adverse effects on the fetus. After inhalation, consult a doctor in a timely manner, and take obstetric tests on time, inform the attending doctor of any abnormalities, and actively deal with them.