Anticonvulsant Drug List History of dates
The dates provided above are the calendar years in which the respective active (medication) were first authorised for use in Ireland through official regulatory processes. Some of the older anticonvulsants would have been available for use in Ireland.
| Active substance | Year first authorised for use in Ireland |
| Carbamazepine | 1974 |
| Clobazam | 1978 |
| Clonazepam | 1977 |
| Ethosuximide | 1979 |
| Ezogabine | – |
| Felbamate | 1994 |
| Gabapentin | 1994 |
| Lacosamide | 2008 |
| Lamotrigine | 1990 |
| Levetiracetam | 2000 |
| Oxcarbazepine | 2000 |
| Phenobarbital | 1977 |
| Phenytoin | 1975 |
| Pregabalin | 2004 |
| Primidone | 1979 |
| Rufinamide | 2007 |
| Sodium valproate | 1975 |
| Tiagabine | 1997 |
| Topiramate | 1997 |
| Vigabatrin | 1989 |
| Zonisamide | 2005 |