Purpose: Lamotrigine (LTG) is often used as adjunctive therapy in Lennox-Gastaut syndrome (LGS); however, it may worsen myoclonic and atypical absence seizures LGS patients. This study reviewed the overall efficacy safety of LTG children with LGS.Methods: retrospective included 38 patients (aged <18 years) who underwent between October 2020 March 2022 at Severance Children’s Hospital. The pr...