In the attached video the drugs classification mainly used for the treatment of rheumatoid arhritis is dicussed in a brief manner which will make it very easy for you to learn about it. Timeline: 0:00:introduction 0:51:causes 3:19:treatment 4:34:NSAIDs 4:50:glucocorticoids 5:47:methotrexate 6:38:hypochloroquine 7:21:sulfasalazine 8:36:leflunomide 9:31:gold compound 10:18:D-pencillamine 10:47:etamercept 11:18:infliximab 11:55:conclusion