New hope for bile duct cancer: immunotherapy plus chemo after surgery

NCT ID NCT05430698

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

Summary

This phase II trial is testing whether adding an immunotherapy drug (PD-1 antibody) to standard chemotherapy (GEMOX) after surgery can help prevent cancer from returning in people with perihilar cholangiocarcinoma that has spread to nearby lymph nodes. The study plans to enroll 62 adults aged 18-75 who have had their tumor removed with clear margins but still have cancer in their lymph nodes. Participants will receive up to 8 cycles of the drug combination, and researchers will track how many remain cancer-free after 12 months.

What this could mean

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

Active substance
PD-1 antibody plus gemcitabine and oxaliplatin (GEMOX) chemotherapy
What this could lead to
If successful, this combination could improve the chance of staying cancer-free for at least a year after surgery for people with this rare bile duct cancer.
What could go wrong
This is a small, early-phase trial with no comparison group, so results may not be definitive. The treatment combines chemotherapy and immunotherapy, which can cause significant side effects.

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Conditions

The condition(s) this trial relates to.

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: •••••@•••••

  • Contact

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

Locations

  • Sun Yat-sen Memorial Hospital, Sun Yat-sen University

    RECRUITING

    Guangzhou, Guangdong, 376032, China

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

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