| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| C | CARDIOVASCULAR SYSTEM | 心血管系统 |
| C02 | ANTIHYPERTENSIVES | 抗高血压药 |
| C02B | ANTIADRENERGIC AGENTS, GANGLION-BLOCKING | 起神经节阻滞作用的抗肾上腺素能药 |
| C02BA | Sulfonium derivatives | 锍衍生物 |
| C02BB | Secondary and tertiary amines | 仲胺和叔胺类 |
| C02BC | Bisquaternary ammonium compounds | 双季铵盐化合物 |