There are certain times when drinking any amount of alcohol is unhealthy. You should not drink if:
You need to drive a car or operate other machinery.
You are pregnant. Drinking during pregnancy makes a miscarriage or fetal alcohol syndrome more likely. A child exposed to alcohol in the womb may have physical and emotional problems. These problems can range from mild difficulties to severe birth defects.
You take certain medicines. Ask your doctor or pharmacist whether you can safely drink alcohol with any of the medicines you are taking. Common medicines that interact with alcohol include: