Neonates can experience seizures due to a variety of underlying conditions such as hypoxic-ischemic encephalopathy, intracranial hemorrhage, or metabolic disturbances. Given the potential adverse outcomes of untreated neonatal seizures, it is crucial to manage them effectively. Phenytoin is one of the drugs used to manage neonatal seizures when first-line treatments, such as phenobarbital, are not effective.