M - Musculo-Skeletal System
Sub-classes
M01 - Antiinflammatory and antirheumatic products
2 sub-classes
M02 - Topical products for joint and muscular pain
1 sub-classes
M03 - Muscle relaxants
2 sub-classes
M04 - Antigout preparations
1 sub-classes
M05 - Drugs for treatment of bone diseases
1 sub-classes
M09 - Other drugs for disorders of the musculo-skeletal system
1 sub-classes