About 1 in 200 women have epilepsy. During pregnancy, seizure control can become worse and there is a risk of congenital defect of the fetus, especially neural tube defects. This is cause mostly by drugs and monotherapy is generally preferred to multi-drug therapy.
The fetus also have a higher chance of developing epilepsy (4%)
All epileptic women who are planning for pregnancy should be started on folic acid and this should be continued throughout pregnancy.
Vitamin K orally should be given in the last 4 weeks of pregnancy. reduce chance of coagulopathy in neonates.