Double blind RCT of 101 active AS patients with BASDAI ≥4 showed the IL-23 inhibitor, tildrakizumab was not superior to placebo after 24 weeks (ASAS20: 74% on tildrakizumab 200 mg vs 80% on PBO). Study was terminated after wk 24 interim analysis https://t.co/zZxiAk6A5o https://t.co/P1tNX8BN6C