Lacopsy 200 Tablet contains Lacosamide 200 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 without affecting normal neuronal excitability. This mechanism contributes to its efficacy in reducing seizure frequency and severity. Lacopsy 200 is typically prescribed as adjunctive therapy for adults and pediatric patients aged 4 years and above. The tablet should be administered orally, with dosage individualized based on clinical response and tolerability, starting at a low dose and gradually titrated to minimize adverse effects. Common side effects may include dizziness, headache, nausea, and fatigue, while serious adverse reactions are rare but may involve cardiac conduction abnormalities; therefore, caution is advised in patients with pre-existing cardiac conditions. Regular monitoring and follow-up are recommended to assess therapeutic effectiveness and safety. Lacopsy 200 should be used under strict medical supervision, and patients should be advised not to discontinue therapy abruptly to avoid seizure exacerbation. It is contraindicated in individuals with known hypersensitivity to Lacosamide or any excipients in the formulation.