Lacosern 50 Tablet contains lacosamide 50 mg, an antiepileptic agent indicated for the treatment of partial-onset seizures in patients with epilepsy. Lacosamide acts by selectively enhancing slow inactivation of voltage-gated sodium channels, stabilizing hyperexcitable neuronal membranes and inhibiting repetitive neuronal firing. This mechanism helps to reduce the frequency and severity of seizures. Lacosern 50 is typically prescribed as adjunctive therapy in adults and pediatric patients aged 4 years and older. The tablet is administered orally, with dosing individualized based on clinical response and tolerability. Common adverse effects include dizziness, headache, nausea, and diplopia, which are generally mild to moderate and transient. Caution is advised in patients with cardiac conduction abnormalities due to potential PR interval prolongation. Lacosern should be used under medical supervision, with regular monitoring of neurological status and cardiac function as appropriate. It is contraindicated in individuals with known hypersensitivity to lacosamide or any tablet components. The medication should be stored at room temperature, away from moisture and light. Lacosern 50 Tablet offers an effective option for managing partial seizures, improving patient quality of life when integrated into a comprehensive epilepsy treatment plan.