Teva Announces Positive Phase 2a Results for Celiac Disease Antibody Treatment

Teva Pharmaceutical Industries has announced positive results from a Phase 2a study of TEV-408, an experimental antibody drug designed to treat celiac disease. Teva reported that the drug significantly prevented gluten-induced intestinal damage compared to placebo after a single injection. The drug was also well-tolerated with no safety concerns flagged so far.
The study also showed favorable effects on intestinal inflammation. Financial Post notes the results validate Teva's strategy of developing what the company calls a "pipeline-in-a-product." The company plans to present additional data at an upcoming scientific meeting and hold an investor call to discuss the findings.
TEV-408 is a monoclonal antibody that blocks interleukin-15, a protein involved in the immune response that damages the small intestine in celiac disease. Northern News explains that the drug works by reducing intestinal inflammation triggered by gluten exposure. Celiac disease affects about 1 in 100 people globally and currently has no cure — patients must avoid gluten entirely.
In the trial, patients who received a single TEV-408 injection showed statistically significant prevention of intestinal damage when exposed to gluten. The Sudbury Star reported that the drug also reduced intestinal inflammation markers compared to the control group. No serious safety issues emerged during the study period.
This early-stage result is particularly encouraging because it required only one dose to achieve protection. Typical celiac treatments require ongoing dietary restriction. The positive data moves the drug closer to larger, later-stage testing needed for regulatory approval.
Teva describes TEV-408 as part of its "pipeline-in-a-product" approach, meaning the company is developing multiple uses for anti-IL-15 technology beyond celiac disease. Sault Star reports that blocking IL-15 may help treat other immune-related conditions as well. This strategy allows Teva to maximize the commercial potential of a single drug platform across different diseases.
The company plans to share additional study details at a future medical conference. An investor call will discuss next steps, including timing for Phase 2b or Phase 3 trials. If development continues successfully, TEV-408 could reach patients within several years.
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