| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| A | ALIMENTARY TRACT AND METABOLISM | 消化道及代谢 |
| A07 | ANTIDIARRHEALS, INTESTINAL ANTIINFLAMMATORY/ANTIINFECTIVE AGENTS | 止泻药，肠道抗炎/抗感染药 |
| A07E | INTESTINAL ANTIINFLAMMATORY AGENTS | 肠道抗炎药 |
| A07EC | Aminosalicylic acid and similar agents | 氨基水杨酸及其类似药物 |
| A07EC01 | sulfasalazine | 柳氮磺吡啶 2 g 口服 |
| A07EC01 | sulfasalazine | 柳氮磺吡啶 2 g 直肠给药 |