| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| M | MUSCULO-SKELETAL SYSTEM | 肌肉-骨骼系统 |
| M03 | MUSCLE RELAXANTS | 肌肉弛缓药 |
| M03B | MUSCLE RELAXANTS, CENTRALLY ACTING AGENTS | 中心作用的肌肉弛缓药 |
| M03BA | Carbamic acid esters | 氨基甲酸酯类 |
| M03BA51 | phenprobamate, combinations excl. psycholeptics | 苯丙氨酯，与非安定药类的复方 |