levetiracetam keppra Levetiracetam, commonly known by the brand name Keppra, is a medication used to treat seizures in adults and children with epilepsy. This antiepileptic drug works by stabilizing electrical activity in the brain, helping to prevent abnormal bursts of electrical activity that can lead to seizures. How Levetiracetam Works Levetiracetam is believed to work