Active Substance: Oxcarbazepine.
Overview
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This medicine contains an important and useful components, as it consists of
Oxcarbazepineis available in the market in concentration
Oxcarbazepine
Patient carrying the HLA-B*1502 allele. Avoid abrupt withdrawal. Severe renal and hepatic impairment. Pregnancy. Patient Counselling May impair ability to drive or operate machinery. Monitoring Parameters Monitor seizure frequency, serum Na, symptoms of CNS depression, hypersensitivity reactions, serum levels of concomitant antiepileptic drugs during titration; periodic thyroid function test and CBC. Lactation: Oxcarbazepine and its active metabolite (MHD) are excreted in human milk; milk-to-plasma concentration ratio of 0.5 was found for both Because of the potential for serious adverse reactions in nursing infants, a decision should be made as to whether a mother should discontinue nursing or whether she should discontinue use of the drug, taking into account the drug's importance to the mother
Partial seizures, Generalised tonic-clonic seizures
Hypersensitivity. Lactation.
>10% Dizziness (30-50%),Diplopia (30-50%),Headache (26-30%),Nausea/vomiting (26-30%),Nystagmus (26-30%),Somnolence (26-30%),Ataxia (10-30%),Abnormal gait (16-20%),Tremor (16-20%),Abdominal pain (11-15%),Fatigue (11-15%),Vertigo (11-15%),Vision abnormalities (11-15%) 1-10% Dyspepsia (5-6%),Rash (4%),Insomnia (2-4%),Abnormal thinking (<4%),Hyponatremia (1-3%),Muscle weakness (1-2%),Hypotension (<2%),Speech disorder (1%),Asthenia
3
Oxcarbazepine blocks voltage-sensitive sodium channels, which inhibits repetitive firing, stabilises hyperexcited neuronal membranes and decreases release of synaptic impulses. These effects may prevent the spread of epileptic seizures.
Reduced serum levels with carbamazepine, phenobarbitone, phenytoin, valproic acid. May reduce levels/effects of CYP3A4 substrates (e.g. benzodiazepines, calcium channel blockers, clarithromycin, ciclosporin, erythromycin, oestrogens, mirtazapine, nateglinide, nefazodone, nevirapine, protease inhibitors, tacrolimus, venlafaxine). May reduce efficacy of oral contraceptives. May reduce levels/effects of maraviroc. May increase levels of phenobarbitone, phenytoin.
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