This group comprises preparations used in the treatment of epilepsy. Combined preparations are classified at separate 5th levels using the corresponding 50-series. The group is subdivided according to chemical structure.
The DDDs for the antiepileptics are based on combination therapy.
N03AE - Benzodiazepine Derivatives
Clonazepam is classified in this group. All other benzodiazepines are classified as anxiolytics in N05B (e.g. diazepam) or hypnotics/sedatives in N05C (e.g. midazolam).