A section of the Anatomical Therapeutic Chemical Classification System.
M Musculo-skeletal system
M09A Other drugs for disorders of the musculo-skeletal system
M09AA Quinine and derivatives
- M09AA01 Hydroquinine
- M09AA72 Quinine, combinations with psycholeptics
M09AB Enzymes
- M09AB01 Chymopapain
- M09AB52 Trypsin, combinations
M09AX Other drugs for disorders of the musculo-skeletal system
- M09AX01 Hyaluronic acid