Composition
Tab 50 mg/100 mg/150 mg/200 mg: Lacosamide 50 mg/100 mg/150 mg/200 mg. Inj: Per ml-: Lacosamide 10 mg. Syp: per ml: Lacosamide 10 mg
Indications & Dosage
Adjunctive treatment of focal seizures with or without secondary generalization: ORAL OR BY IV INF: Adult & Children above 16 yrs: Initially 50 mg twice daily, INF to be administered over 15-60 minutes (for up to 5 days), then increased, if tolerated, in steps of 50 mg twice daily, adjusted according to response, dose to be increased in weekly intervals; maintenance 100 mg twice daily (max. per dose 200 mg twice daily). ORAL OR BY IV INF: Loading dose to rapidly attain therapeutic plasma concentrations (under close medical supervision): Adult & Children above 16 yrs: 200 mg, INF to be administered over 15-60 minutes (for up to 5 days), followed by maintenance 100 mg twice daily, to be given 12 hours after initial dose, then increased, if tolerated, in steps of 50 mg twice daily (max. per dose 200 mg twice daily), adjusted according to response, dose to be increased in weekly intervals.
Contraindications
Second- or third-degree AV block.
Precautions
Risk of PR-interval prolongation including con-duction problems, severe cardiac disease, and concomitant use of drugs that prolong PR interval, elderly.
Interactions
Drugs associated with PR prolongation, class I antiarrhythmics, rifampicin, St. Johns wart, phenytoin, phenobarbital, fluconazole, itraconazole, ketoconazole, ritonavir, clarithromycin
Pregnancy
Avoid unless the potential benefit outweighs the risk.
Lactation
Contraindicated, avoid
Side Effects
Aggression, agitation, headache, depression, dizziness, drowsiness, fatigue, blurred vision, cognitive disorder, constipation, flatulence, impaired coordination, nausea, nystagmus, pruritus, tremor, vomiting, agranulocytosis, atrial fibrillation, atrial flutter, AV block, bradycardia, confusion, dry mouth, dysarthria, dyspepsia, euphoria, hypoesthesia, irritability, muscle spasm, PR-interval prolongation, psychosis, rash, suicidal ideation, tinnitus. Rare Multi-organ hypersensitivity reaction