Lacosamide is a medication used to treat partial-onset seizures in people with epilepsy. According to the sources provided, the recommended dosage of lacosamide varies depending on the individual's age, weight, and medical condition.

The drug patent watch website [1] states that the recommended starting dose for adults is 50 mg twice daily, which can be increased to 100 mg twice daily after one week. The maximum recommended dose is 400 mg/day.

The Medscape website [2] provides more detailed information on the recommended dosage for different patient populations. For adults, the starting dose is also 50 mg twice daily, but can be increased to 100 mg twice daily after one week. For elderly patients, the starting dose is 50 mg once daily, which can be increased to 100 mg twice daily after one week. For pediatric patients aged 4-16 years, the starting dose is 1 mg/kg twice daily, which can be increased to 10 mg/kg/day.

The Epilepsy Foundation website [3] also provides information on the recommended dosage of lacosamide. The starting dose for adults is 50 mg twice daily, which can be increased to 100 mg twice daily after one week. For elderly patients, the starting dose is 50 mg once daily, which can be increased to 100 mg twice daily after one week. For pediatric patients aged 4-16 years, the starting dose is 1 mg/kg twice daily, which can be increased to 10 mg/kg/day.

It is important to note that the recommended dosage of lacosamide may vary depending on the individual's medical condition, other medications they are taking, and other factors. Patients should always consult with their healthcare provider to determine the appropriate dosage for their specific situation.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LACOSAMIDE
[2] https://reference.medscape.com/drug/vimpat-motpoly-xr-lacosamide-343026
[3] https://www.epilepsy.com/medications/lacosamide