New immunotherapy epcoritamab shows promise for Hard-to-Treat lymphoma in japanese patients

NCT ID NCT04542824

First seen Nov 01, 2025 · Last updated Jun 23, 2026 · Updated 31 times

Summary

This study tests a drug called epcoritamab in Japanese patients whose B-cell lymphoma has returned or not responded to treatment. The drug works by helping the immune system find and attack cancer cells. The trial has two parts: first, finding a safe dose, and then checking how well it works alone or with standard chemotherapy. About 78 people will take part.

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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

Locations

  • Aichi Cancer Center Hospital

    Aichi, Japan

  • Cancer Institute Hospital of JFCR

    Tokyo, Japan

  • Fukushima Medical University Hospital

    Fukushima, Japan

  • Kagoshima University Hospital

    Kagoshima, Japan

  • Kindai University Hospital

    Osaka, Japan

  • Kyoto University Hospital

    Kyoto, Japan

  • Matsuyama Red Cross Hospital

    Ehime, Japan

  • NHO Nagoya Medical Center

    Aichi, Japan

  • National Cancer Center Hospital

    Tokyo, Japan

  • National Cancer Center Hospital East

    Chiba, Japan

  • National Hospital Organization Kyushu Cancer Center

    Fukuoka, Japan

  • Osaka University Hospital

    Osaka, Japan

  • Tohoku University Hoaspital

    Sendai, Miyagi, 980-8577, Japan

  • Tokyo Medical University Hospital

    Tokyo, Japan

  • Yamagata University Hospital

    Yamagata, Japan

What this could mean

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

Active substance

Epcoritamab (a type of immunotherapy that helps the immune system attack cancer cells)

What this could lead to

If successful, this could provide a new treatment option for Japanese patients with B-cell lymphoma that has come back or not responded to standard therapies.

What could go wrong

This is an early-phase trial (Phase 1/2) with a small number of participants, so results may not apply to everyone. Side effects from immunotherapy can be serious, including immune system overreactions.

Conditions

The condition(s) this trial relates to.

B-cell chronic lymphocytic leukemia diffuse large B-cell lymphoma follicular lymphoma Lymphoma, B-Cell, Marginal Zone

As listed by the trial registrant

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