Pregnancy outcomes in women with epilepsy using lamotrigine

Objective: The purpose of this study was to investigate pregnancy outcomes in women with epilepsy using lamotrigine (LTG). Methods: We retrospectively reviewed the medical records of all patients who had been diagnosed as epilepsy and gave live singleton births in Yonsei University Health System, Seoul, Korea, between February 1996 and December 2007. Nine patients who were not taking antiepileptic drugs (AEDs) were excluded from this study. We subdivided the enrolled patients into 2 groups; patients exposed to LTG and others exposed to other AEDs. Congenital malformation, spontaneous abortion, small for gestational age, termination of pregnancy, intrauterine fetal death, preterm delivery, and adverse maternal outcomes were documented to evaluate the pregnancy outcomes. The statistical significance was defined as P