| 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 |
| R03B | OTHER DRUGS FOR OBSTRUCTIVE AIRWAY DISEASES, INHALANTS | 其它阻塞性气管病药，吸入剂 |
| R03BA | Glucocorticoids | 糖皮质激素类 |
| R03BB | Anticholinergics | 抗胆碱能药类 |
| R03BC | Antiallergic agents, excl. corticosteroids | 非皮质甾体激素类抗变态反应药 |
| R03BX | Other drugs for obstructive airway diseases, inhalants | 其它阻塞性气管病药，吸入剂 |