It is a seizure medicine, also called an anticonvulsant. Topiramate is used to treat certain types of seizures in adults and children who are at least 2 years old. Trokendi XR is for use in adults and children who are at least 6 years old.Topiramate bnf
Some brands of topiramate are also used to prevent migraine headaches in adults and teenagers who are at least 12 years old. These medicines will only prevent migraine headaches or reduce the number of attacks, but will not treat a headache that has already begun.
This may also be used for purposes not listed in this medication guide.