|
|
The Anatomical Therapeutic Chemical (ATC) classification system
|
|
|
|
|
Level 3
N - Nervous systemN02 - AnalgesicsN02C - Antimigraine preparations
N02CA - Ergot alkaloidsN02CB - Corticosteroid derivativesN02CC - Selective serotonin (5HT1) agonistsN02CX - Other antimigraine preparations
|
|
|