Zenoxa OD 450 Tablet SR contains Oxcarbazepine 450 mg as its active ingredient and is formulated as a sustained-release tablet to provide prolonged therapeutic effects. Oxcarbazepine is an anticonvulsant medication primarily indicated for the management of partial seizures with or without secondary generalization in adults and children aged six years and above. It acts by stabilizing hyperexcited neural membranes, inhibiting repetitive neuronal firing, and reducing the propagation of seizure activity through modulation of voltage-sensitive sodium channels. The sustained-release formulation ensures a steady plasma concentration, improving patient compliance by allowing once-daily dosing and minimizing peak-related adverse effects. Zenoxa OD 450 is also used off-label for certain mood disorders such as bipolar disorder due to its mood-stabilizing properties. Common adverse effects may include dizziness, somnolence, headache, nausea, and hyponatremia, necessitating periodic monitoring of serum sodium levels during therapy. Caution is advised in patients with a history of hypersensitivity to carbamazepine or related compounds, severe hepatic or renal impairment, and during pregnancy or lactation unless clearly necessary. Dose adjustments may be required when co-administered with other antiepileptic drugs or hepatic enzyme inducers. Zenoxa OD 450 should be prescribed and administered under medical supervision with regular follow-up to optimize therapeutic outcomes and minimize risks.