Code N03AB - hydantoin derivatives. ATC (Anatomic Therapeutic Chemical). Level 4

Level below

Code N03AB01

ethotoin

Code N03AB02

phenytoin

Code N03AB03

amino(diphenylhydantoin) valeric acid

Code N03AB04

mephenytoin

Code N03AB05

fosphenytoin

Code N03AB52

phenytoin, combinations

Code N03AB54

mephenytoin, combinations

Level higher

Code N03A

antiepileptics