| 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 |
| R03A | ADRENERGICS, INHALANTS | 肾上腺素能药，吸入剂 |
| R03AL | Adrenergics in combination with anticholinergics | 肾上腺素结合抗胆碱能类 |
| R03AL03 | vilanterol 22 mcg/umeclidinium 55 mcg(deliverumeclidinium 62.5 mcg ed dose)；vilanterol 25 mcg/(metered dose) |