Teva Pharmaceutical Industries Ltd: UEG Week: Teva and Sanofi's Duvakitug Maintained Long-Term Positive Outcomes in New Phase 2b Data for Ulcerative Colitis and Crohn's Disease
Teva Pharmaceuticals and Sanofi reported positive 44-week data for duvakitug, their investigational treatment for ulcerative colitis (UC) and Crohn's disease (CD). The drug showed high rates of clinical remission, response, and endoscopic improvement in both conditions, with a favorable safety profile. Results were presented at UEG Week 2026, and phase 3 trials are ongoing.
How this was made
The 30-second read
Why it matters
The trial shows dose‑response efficacy with remission rates up to 58% in ulcerative colitis and 84% in Crohn's disease, suggesting a strong therapeutic signal.
Market read
First‑time positive Phase 2b data for an IBD drug, likely to move Teva and Sanofi stocks and influence the broader biotech sector.
What to watch
Regulatory review timelines and competition from other IBD drugs may limit upside.
Background
The data were presented at United European Gastroenterology (UEG) Week 2026 in Barcelona and represent the first public disclosure of the Phase 2b LTE results.
Ticker impact
Teva announced positive Phase 2b long-term extension data for duvakitug in ulcerative colitis and Crohn's disease.
likely upside as investors price in efficacy data
Phase 2b data showing high remission rates is new material for a listed biotech, driving buying interest.
Sanofi co‑developed duvakitug and shared the same positive Phase 2b data with Teva.
potential modest upside as market credits Sanofi's partnership role
Sanofi's involvement in a successful trial adds to its pipeline credibility.
Market effects
Biotech sector may benefit from renewed confidence in IBD therapeutics.
U.S. and European biotech stocks could see short‑term buying pressure.
Positive data adds to global pipeline momentum for inflammatory‑bowel disease treatments.
Counterpoint
If later-phase data fail to confirm durability, the initial rally could reverse quickly.
Key entities
- companyTeva Pharmaceutical Industries Ltd.
U.S. affiliate developing duvakitug.
- companySanofi
Co‑developer of duvakitug.



