| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| J | ANTIINFECTIVES FOR SYSTEMIC USE | 系统用抗感染药 |
| J01 | ANTIBACTERIALS FOR SYSTEMIC USE | 系统用抗菌药 |
| J01E | SULFONAMIDES AND TRIMETHOPRIM | 磺胺类和甲氧苄啶 |
| J01EA | Trimethoprim and derivatives | 甲氧苄啶及其衍生物 |
| J01EB | Short-acting sulfonamides | 短效磺胺类 |
| J01EC | Intermediate-acting sulfonamides | 中效磺胺类 |
| J01ED | Long-acting sulfonamides | 长效磺胺类 |
| J01EE | Combinations of sulfonamides and trimethoprim, incl. derivatives | 磺胺类和甲氧苄啶（含其衍生物）的复方 |