New biologic shows promise for Tough-to-Treat ulcerative colitis

NCT ID NCT06626165

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested whether mirikizumab, a biologic drug, can improve symptoms and gut healing in 100 people with moderate-to-severe ulcerative colitis who had a specific type of inflammation seen on biopsy. Participants received either mirikizumab or vedolizumab, and doctors tracked changes in clinical activity and endoscopic scores. The goal is to see if mirikizumab offers a better option for patients not responding to standard maintenance therapy.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

Mirikizumab (a biologic drug given by infusion or injection)

What this could lead to

If successful, this could confirm that mirikizumab helps control moderate-to-severe ulcerative colitis in patients with a specific type of gut inflammation.

What could go wrong

This is a small, completed Phase 4 study (100 people) without published results yet. It compares two existing drugs, so no breakthrough is expected, and individual responses may vary.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

ulcerative colitis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Showa Inan General Hospital

    Komagane, Nagano, 399-4117, Japan