| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| N | NERVOUS SYSTEM | 神经系统 |
| N05 | PSYCHOLEPTICS | 安定药 |
| N05B | ANXIOLYTICS | 抗焦虑药 |
| N05BA | Benzodiazepine derivatives | 苯并二氮卓衍生物类 |
| N05BB | Diphenylmethane derivatives | 二苯甲烷衍生物类 |
| N05BC | Carbamates | 氨基甲酸酯类 |
| N05BD | Dibenzo-bicyclo-octadiene derivatives | 二苯并-二环-辛二烯衍生物类 |
| N05BE | Azaspirodecanedione derivatives | 氮杂螺癸二酮衍生物类 |
| N05BX | Other anxiolytics | 其它抗焦虑药 |