New combo attack on recurrent rectal cancer shows promise in early trial

NCT ID NCT07183865

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This phase 2 trial is testing a powerful mix of radiation, chemotherapy, immunotherapy, and targeted therapy in 44 patients with locally recurrent rectal cancer that has not responded to prior treatment. The goal is to shrink tumors and enable surgery. Researchers are measuring how many patients see their tumors shrink or disappear, and how long that effect lasts.

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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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Contacts and locations

Study contacts

  • Contact

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

Locations

  • Fudan University Shanghai Cancer Center

    RECRUITING

    Shanghai, Shanghai Municipality, 200032, China

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

What this could mean

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

Active substance

Irinotecan hydrochloride liposome, 5-FU, leucovorin, PD-1 antibody (SG001), and targeted therapy (C225 or bevacizumab)

What this could lead to

If successful, this could offer a new treatment option for patients with recurrent rectal cancer that has not responded to standard chemotherapy, potentially improving tumor shrinkage and surgical outcomes.

What could go wrong

This is an early-phase, single-arm trial with only 44 participants, so results may not apply to all patients. The combination therapy has multiple drugs, increasing the risk of side effects, and it is not yet compared to standard treatments.

Conditions

The condition(s) this trial relates to.

rectal cancer

As listed by the trial registrant

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