| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| J | ANTIINFECTIVES FOR SYSTEMIC USE | 系统用抗感染药 |
| J05 | ANTIVIRALS FOR SYSTEMIC USE | 系统用药的抗病毒药 |
| J05A | DIRECT ACTING ANTIVIRALS | 直接作用的抗病毒药 |
| J05AE | Protease inhibitors | 蛋白酶抑制药 |
| J05AE04 | nelfinavir | 奈非那韦 2.25 g 口服 |