• M01 Antiinflammatory and antirheumatic products 256 drugs
• M02 Topical products for joint and muscular pain 77 drugs
• M03 Muscle relaxants 50 drugs
• M04 Antigout preparations 22 drugs
• M05 Drugs for treatment of bone diseases 125 drugs
• M09 Other drugs for disorders of the musculo-skeletal system 6 drugs