How do you transition from Levetiracetam to Brivaracetam, particularly at doses of 1500 mg BID or higher?

You can follow the ILAE guidelines (Asadi-Pooya et al., PMID 35894673)

Brivaracetam/levetiracetam

Brivaracetam at 50 mg could be replaced by 1,000 mg levetiracetam, 100 mg of brivaracetam by 2,000 mg levetiracetam, and 200 mg of brivaracetam by 3,000 mg levetiracetam 9. In case of need, these two drug...