| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| A | ALIMENTARY TRACT AND METABOLISM | 消化道及代谢 |
| A06 | Drugs for constipation | 治疗便秘的药物 |
| A06A | Drugs for constipation | 治疗便秘的药物 |
| A06AX | Other drugs for constipation | 其它治疗便秘的药物 |
| A06AX02 | carbon dioxide producing drugs | 产生二氧化碳的药 |