| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| R | RESPIRATORY SYSTEM | 呼吸系统 |
| R03 | DRUGS FOR OBSTRUCTIVE AIRWAY DISEASES | 阻塞性气管疾病用药 |
| R03D | OTHER SYSTEMIC DRUGS FOR OBSTRUCTIVE AIRWAY DISEASES | 其它阻塞性气管病系统用药 |
| R03DC | Leukotriene receptor antagonists | 白三烯受体拮抗药 |
| R03DC02 | pranlukast | 普仑司特 |