Adults and adolescents from 16 years: The starting dose is 250 mg twice a day. After two weeks, Levipil 500 may be increased to 500 mg twice a day. The dose can be raised further by 250 mg every two weeks based on how well Levipil 500 works. The highest dose is 1500 mg twice a day.

Adults (18 years and older) and adolescents (12 to 17 years) who weigh 50 kg or more: The starting dose is 500 mg twice a day. This can be taken from the first day. Depending on how well Levipil 500 works and any side effects, the dose can go up to 1500 mg twice a day. The dose may be increased or decreased by 500 mg every 2 to 4 weeks.

Pediatric patients: The tablet form is not suitable for infants and children under 6 years old. An oral solution is preferred for this age group. Also, if children weigh less than 25 kg, the tablet may not be suitable. In these cases, the oral solution should be used.

Monotherapy: The safety and effectiveness of levetiracetam as a single treatment in children and adolescents under 16 years old have not been established.

Additional treatment: For children 6 years and older, if the dose is under 250 mg or cannot be achieved with tablets, the oral solution should be used. For children weighing 25 kg, the starting dose is 250 mg twice a day, and the maximum is 750 mg twice a day. Children who weigh 50 kg or more can be given the same dose as adults.

For infants aged 1 month to less than 6 months: The oral solution should be used.