Generic Name
Oxcarbazepine
Group
Antiepileptic drug (dibenzazepine derivative)
Mechanism of Action
Blocks voltage-sensitive sodium channels, stabilizing hyperexcited neuronal membranes, inhibiting repetitive firing, and reducing propagation of synaptic impulses.
Indications
- Partial seizures (with or without secondary generalization)
- Adjunctive therapy in epilepsy
Dose
- Adults: Start with 300 mg twice daily, titrate up to 600–2400 mg/day in divided doses.
- Children: 8–10 mg/kg/day in 2 divided doses (max 46 mg/kg/day or 2400 mg/day).
Major Side Effects
- Dizziness, drowsiness
- Nausea, vomiting
- Hyponatremia
- Headache
- Skin rash (rarely Stevens-Johnson syndrome)
Contraindications
- Hypersensitivity to oxcarbazepine or carbamazepine
- History of severe skin reactions with anticonvulsants
Compatible Fluid
Oral tablet or suspension – does not require IV fluids (not available as IV preparation).
Route of Administration
- Oral (tablets, suspension)
Type of Administration
Chronic therapy – given as divided daily doses, not for emergency use.