• M01 Antiinflammatory and antirheumatic products 361 drugs
• M02 Topical products for joint and muscular pain 54 drugs
• M03 Muscle relaxants 39 drugs
• M04 Antigout preparations 47 drugs
• M05 Drugs for treatment of bone diseases 111 drugs
• M09 Other drugs for disorders of the musculo-skeletal system 8 drugs