| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| N | NERVOUS SYSTEM | 神经系统 |
| N02 | ANALGESICS | 镇痛药 |
| N02A | OPIOIDS | 阿片碱类 |
| N02AG | Opioids in combination with antispasmodics | 阿片生物碱类与解痉药的复方 |
| N02AG01 | morphine 10 mg/scopolamine 0.4 mg | 吗啡和解痉药 |
| N02AG02 | ketobemidone 5 mg /dimethylaminodiphenylbutene 25mg；ketobemidone 10 mg/dimethylaminodiphenylbutene 50mg | 凯托米酮和解痉药 |
| N02AG03 | pethidine and antispasmodics | 哌替啶和解痉药 |
| N02AG04 | hydromorphone and antispasmodics | 二氢吗啡酮和解痉药 |