| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| N | NERVOUS SYSTEM | 神经系统 |
| N01 | ANESTHETICS | 麻醉药 |
| N01A | ANESTHETICS, GENERAL | 全身麻醉药 |
| N01AA | Ethers | 醚类 |
| N01AB | Halogenated hydrocarbons | 卤代烃 |
| N01AF | Barbiturates, plain | 巴比妥类 |
| N01AG | Barbiturates in combination with other drugs | 巴比妥类与其它药物的复方 |
| N01AH | Opioid anesthetics | 阿片碱类麻醉药 |
| N01AX | Other general anesthetics | 其它全身麻醉药 |