Absorption: Rapidly absorbed after oral administration and rapidly converted to the active 10-hydroxy metabolite (MHD).
Distribution: Extensively distributed to tissues.
Half-Life: Oxcarbazepine: 2 hr; MHD: 9 hr.
(blood levels)
ROUTE | ONSET | PEAK | DURATION |
---|---|---|---|
PO | PO | rapid | 4.5 hr‡ |
‡Steady-state levels of MHD are reached after 23 days during twice-daily dosing.
Contraindicated in:
Use Cautiously in:
Derm: acne, DRUG REACTION WITH EOSINOPHILIA AND SYSTEMIC SYMPTOMS (DRESS), rash, STEVENS-JOHNSON SYNDROME, TOXIC EPIDERMAL NECROLYSIS, urticaria
EENT: abnormal vision, diplopia, nystagmus
Endo: SIADH, hypothyroidism
F and E: ↑thirst, hyponatremia
GI: abdominal pain, nausea, vomiting, dyspepsia
Hemat: lymphadenopathy
Neuro: ataxia, dizziness, drowsiness, gait disturbances, headache, tremor, vertigo, cognitive symptoms, SEIZURES, SUICIDAL THOUGHTS
Misc: hypersensitivity reactions
Drug-drug:
Renal Impairment
Lab Test Considerations:
NDC Code