Nintoin 50 mg is an antiepileptic medication containing phenytoin sodium, used to control and prevent various types of seizures, including generalized tonic-clonic and complex partial seizures. It works by stabilizing the electrical activity in the brain, thereby reducing the likelihood of seizure episodes. Nintoin 50 mg is often used in cases where lower doses are needed, such as in pediatric patients or for gradual dose adjustments in adults. It may also be administered to prevent seizures following head trauma or neurosurgery. As with all phenytoin formulations, dosage must be carefully monitored to maintain effective blood levels and minimize potential side effects like dizziness, gum overgrowth, or coordination issues.