JNJ announces Phase 2b data from two studies evaluating JNJ-4804
Johnson & Johnson announced Phase 2b data from two studies evaluating JNJ-4804, an investigational co-antibody therapy targeting both interleukin-23 (IL-23) and tumor necrosis factor-alpha (TNF-α), in patients with moderately to severely active ulcerative colitis (UC) and Crohn’s disease (CD) that is refractory to systemic therapies.1,2 The late-breaking presentations from the DUET-UC and DUET-CD studies were among the 32 company-sponsored abstracts being presented at Digestive Disease Week (DDW) 2026.











