Interleukin-17 Inhibitors for the Treatment of Ankylosing Spondylitis

Jin-Xian Huang1, Li-Jun Zhang1, James Cheng-Chung Wei2,3,4,5

  • 1Division of Rheumatology, Department of Medicine, The University of Hong Kong-Shenzhen Hospital, Shenzhen, China.

Tumor necrosis factor inhibitor (TNFi) has been applied in the treatment of ankylosing spondylitis (AS) for many years but still with an unmed need due to inefficacy or intolerance. Current treatment guideline recommended the use of IL-17 inhibitors over a second TNFi in patients with primary nonresponse to the first TNFi. We herein review the present available IL-17 inhibitors including secukinumab (SEC), ixekizumab (IXE), brodalumab and bimekizumab (BKZ) in clinical trials of AS. Therapeutic response and safe profile have been discussed in detail for each drug. Overall, IL-17 inhibitors were proved to be alternatives for biologic disease-modifying anti-rheumatic drugs (bDMARDs) in AS, which might be safer for tuberculosis while candida infection should be monitored in long term treatment.

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