Teva, Sanofi Report Sustained Duvakitug Benefits In Phase 2b IBD Study
Teva (TEVA) and Sanofi (SNY) reported positive Phase 2b data for duvakitug, showing sustained benefits in ulcerative colitis and Crohn's disease through Week 44. Clinical remission rates varied by dose, with higher rates observed at 900 mg. The drug was generally well tolerated. Both companies are advancing duvakitug into Phase 3 studies. SNY is up 4.11% at $41.19, while TEVA is down 0.41% at $41.14.
How this was made

The 30-second read
Why it matters
The data suggest duvakitug could become a first‑in‑class TL1A inhibitor, potentially expanding market share in IBD.
Market read
First disclosure of robust Phase 2b results for a novel IBD therapy, likely to influence biotech valuations.
What to watch
Regulatory timelines and competition from other IBD agents may temper price gains.
Background
Phase 2b data are a key milestone before pivotal Phase 3 trials, often moving biotech stocks.
Ticker impact
Teva reported positive Phase 2b data for duvakitug in ulcerative colitis and Crohn's disease, showing high remission and response rates.
likely upside as investors price in potential Phase 3 success
First disclosure of robust Phase 2b results for a novel TL1A antibody, a material catalyst for a listed biotech.
Sanofi announced sustained improvements in ulcerative colitis and Crohn's disease from the same Phase 2b duvakitug study.
potential modest upside as market assesses partnership benefits
First report of Sanofi's co‑development data, adding value to its pipeline.
Market effects
Strengthens the IBD therapeutic sector and may lift peer biotech valuations.
Positive for US biotech market; limited immediate regional effect.
Adds to global pipeline confidence for TL1A‑targeted therapies.
Counterpoint
If later Phase 3 fails to meet endpoints, early optimism could reverse sharply.
Key entities
- companyTeva Pharmaceutical Industries Ltd.
US‑listed biotech developing duvakitug.
- companySanofi
Partner in duvakitug development.


