| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| N | NERVOUS SYSTEM | 神经系统 |
| N02 | ANALGESICS | 镇痛药 |
| N02B | OTHER ANALGESICS AND ANTIPYRETICS | 其它解热镇痛药 |
| N02BA | Salicylic acid and derivatives | 水杨酸及其衍生物 |
| N02BB | Pyrazolones | 吡唑酮类 |
| N02BE | Anilides | 酰苯胺类 |
| N02BG | Other analgesics and antipyretics | 其它解热镇痛药 |