The potential for TL1A-targeting duvakitug to impact unmet needs of patients with ulcerative colitis (UC) and Crohn’s disease (CD), and to provide antifibrotic effects for a host of other diseases, boosted shares of Teva Pharmaceutical Industries Ltd. and Sanofi SA by 26.5% and 6.7%, respectively, as the partners released what analysts called “best-in-class” results from the phase IIb Relieve UCCD study and prepare for a phase III trial in 2025.