Ethotoin is a medication primarily used to treat certain types of seizures, particularly in patients with epilepsy. It belongs to a class of drugs known as anticonvulsants, which work by stabilizing electrical activity in the brain to prevent seizure episodes. Ethotoin is often prescribed when other treatments are ineffective or not well-tolerated. This medication is typically taken orally and may be used in combination with other anticonvulsants for enhanced effectiveness. As with any medication, it is important for patients to follow their healthcare provider's instructions and report any side effects or concerns during treatment.