Acetazolamide
12-14 hours
Carbamazepine
5-26 hours
Clobazam
20 hours
Clonazepam
20 -80 hours
Eslicarbazepine
12-20 hours
Ethosuximide
30-60 hours
Ezogabine
8 hours
Felbamate
20 hours
Gabapentin
5-9 hours
Lacosamide
13 hours
Lamotrigine
29 hours
Levetiracetam
6-8 hours
Oxcarbazepine
8-10 hours
Perampanel
100 hours (4 days)
Phenobarbital
2-7 days
Phenytoin
7-40 hours
Pregabalin
6-10 hours
Tiagabine
7-9 hours
Topiramate
21 hours
Valproate
8-12 hours
Vigabatrin
5-8 hours
Zonisimide
60 hours