Trileptal is used for:br Treating certain types of seizures in patients with epilepsy. It may be used alone or in combination with other medicines. It may also be used for other conditions as determined by your doctor.Trileptal is an anticonvulsant. It works by slowing abnormal nerve impulses in the brain.br br How to use Trileptal:br Use Trileptal as directed by your doctor. Check the label on the medicine for exact dosing instructions.br br * Take Trileptal by mouth with or without food.br * It is important to take all doses on time to keep the level of medicine in your blood constant. Take doses at evenly spaced intervals. Do not skip doses.br * Taking Trileptal at the same times each day will help you to remember to take it.br * Continue to take Trileptal even if you feel well. Do not miss any doses. Trileptal works best when there is a constant level of Trileptal in your body.