| 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 |
| A06AC | Bulk-forming laxatives | 膨胀性缓泻剂 |
| A06AC55 | linseed, combinations | 亚麻子，复方 |