| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| R | RESPIRATORY SYSTEM | 呼吸系统 |
| R05 | COUGH AND COLD PREPARATIONS | 咳嗽和感冒用药 |
| R05C | EXPECTORANTS, EXCL. COMBINATIONS WITH COUGH SUPPRESSANTS | 祛痰药，与止咳药的复方除外 |
| R05D | COUGH SUPPRESSANTS, EXCL. COMBINATIONS WITH EXPECTORANTS | 止咳药，与祛痰药的复方除外 |
| R05F | COUGH SUPPRESSANTS AND EXPECTORANTS, COMBINATIONS | 止咳药和祛痰药的复方 |
| R05X | OTHER COLD COMBINATION PREPARATIONS | 其它治疗感冒的复方 |