| Classification of
anticonvulsants by spectrum |
| Broad spectrum: some efficacy against
partial-onset seizures, as well as various types of
generalized-onset seizures. |
 | valproate |
 | felbamate |
 | lamotrigine |
 | topiramate |
 | zonisamide |
 | levetiracetam |
|
| Intermediate spectrum: effective for
partial-onset seizures as well as for generalized tonic-clonic seizures. |
 | phenytoin |
 | carbamazepine |
 | barbiturates |
 | gabapentin |
 | tiagabine |
 | oxcarbazepine |
 | vigabatrin: also seems to be effective against
infantile spasms. |
|
| Narrow spectrum |
 | ethosuximide for absence |
 | steroids for infantile spasms. |
|