| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| N | NERVOUS SYSTEM | 神经系统 |
| N07 | OTHER NERVOUS SYSTEM DRUGS | 其它神经系统用药 |
| N07B | DRUGS USED IN ADDICTIVE DISORDERS | 用于病态成瘾的药物 |
| N07BA | Drugs used in nicotine dependence | 用于尼古丁依赖的药物 |
| N07BA03 | varenicline | 伐伦克林 2 mg 口服 |