JI Lmt OD 100mg Tablet SR contains Lamotrigine 100mg, an anticonvulsant medication primarily indicated for the management of epilepsy and bipolar disorder. Lamotrigine acts by stabilizing neuronal membranes and modulating voltage-sensitive sodium channels, thereby inhibiting the release of excitatory neurotransmitters such as glutamate. This mechanism helps in controlling seizures and mood episodes. The sustained-release (SR) formulation ensures a gradual release of the active ingredient, allowing for once-daily dosing and improved patient compliance. JI Lmt OD 100mg is effective in treating partial seizures, generalized tonic-clonic seizures, and seizures associated with Lennox-Gastaut syndrome. Additionally, it is utilized as a mood stabilizer to prevent depressive and manic episodes in bipolar disorder. The medication should be initiated at a low dose and titrated gradually to minimize the risk of serious skin reactions, including Stevens-Johnson syndrome. Common adverse effects include dizziness, headache, blurred vision, and nausea. It is contraindicated in patients with hypersensitivity to Lamotrigine or any formulation components. Caution is advised when co-administered with other antiepileptic drugs or hormonal contraceptives due to potential drug interactions. Regular monitoring and adherence to prescribed dosing are essential for optimal therapeutic outcomes with JI Lmt OD 100mg Tablet SR.