despite administration of numerous combinations of epileptic drugs, nearly 15% of childhood seizures are resistant to treatment and it is still a problem in pediatric practice. In traditional medicine, Nigella sativa was known to have anticonvulsant effects. Recent studies also have shown its anticonvulsant effects. Most of the properties of N. sativa or its extracts are mainly attributed to thymoquinone. It has been shown that thymoquinone has several therapeutic effects and no evidence of toxicity or side effects is reported.