Immunotherapy combo shows promise against tough rectal cancers

NCT ID NCT06770270

First seen Jun 25, 2026 · Last updated Jun 26, 2026 · Updated 1 time

Summary

This study tests whether adding the immunotherapy drug pucotenlimab to standard chemoradiation can improve outcomes for people with locally advanced rectal cancer. About 68 participants will receive the combination, and doctors will check if the tumor disappears completely. If it works, some patients might avoid surgery altogether.

What this could mean

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

Active substance

Pucotenlimab (an immunotherapy drug) combined with chemotherapy and radiation

What this could lead to

If successful, this combination could help more patients with locally advanced rectal cancer achieve a complete response, potentially avoiding surgery and reducing the risk of recurrence.

What could go wrong

This is a small, early-phase (Phase 2) trial with only 68 participants, so results may not apply to all patients. Immunotherapy can cause immune-related side effects, and the added benefit over standard treatment is not yet proven.

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.

rectal cancer rectal neoplasm rectum adenocarcinoma

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Second Affiliated Hospital Of Zhejiang University School of Medicine

    RECRUITING

    Hangzhou, Zhejiang, 310009, China

    Contact Phone: •••-•••-•••• Email: •••••@•••••