Johnson & Johnson Announces 1-Yr Results From Phase 3 FUZION Study Showing TREMFYA Maintained Or Improved Fistula Remission Through 48 Weeks In Adults With Crohn's Disease

• TREMFYA maintained combined fistula remission through Week 48 across both maintenance dose regimens, including an increase from 28% at Week 24 to 35% at Week 48 in the 100 mg dose group
• These findings build on the Phase 3 clinical program, demonstrating efficacy in a dedicated, randomized, placebo-controlled trial in patients with this debilitating and challenging manifestation of Crohn's disease

SPRING HOUSE, Pa., Oct. 19, 2026 /PRNewswire/ -- Johnson & Johnson (NYSE:JNJ) today announced one-year results from the Phase 3 FUZION study showing TREMFYA® (guselkumab) maintained or improved fistula remission through 48 weeks in adults with Crohn's disease (CD).1 The findings build on the previously reported Week 24 results and further support the use of TREMFYA in one of the most difficult-to-treat manifestations of CD 2. The late-breaking findings are being presented at the 2026 United European Gastroenterology Week (UEG Week).