A pharmaceutical composition for the treatment of interleukin-6 (IL-6) related diseases, comprising an interleukin-6 antagonist (IL-6 antagonist) and immunosuppressants. The IL-6 antagonist is preferably an antibody to an interleukin-6 receptor (IL-6R).一種用於治療介白素6(IL-6)相關疾病之藥學組成物,包含一介白素拮抗劑(IL-6拮抗劑)以及免疫抑制劑。該IL-6拮抗劑較佳地係一介白素6受器(IL-6R)之抗體。