Consistent alcohol use during pregnancy can cause Fetal Alcohol Syndrome in your baby, a permanent condition marked by lifelong mental and behavioral problems. Refraining from alcohol in early pregnancy is most important as that is when the baby's organs are forming. Cigarettes If you smoke, quit now. If you are unable to stop on your own, ask your doctor about strategies for quitting. Low birth weight, premature birth, miscarriage, and other complications are linked to cigarette smoking.
Nicotine causes blood vessels to constrict so that less oxygen and nourishment reaches the baby.
It's a good idea to cut back on your caffeine consumption when pregnant. Caffeine is found in coffee, tea, colas, and other products. Be sure to discuss with your doctor how much caffeine, if any, you are permitted. Immediately discuss with your doctor all medications you are taking. Your obstetrician will give you a list of which OTC's are safe during pregnancy.