New pill BR101801 tested in patients with Hard-to-Treat blood cancers

NCT ID NCT04018248

First seen Nov 01, 2025 · Last updated Jun 21, 2026 · Updated 31 times

Summary

This early-phase trial tested an experimental drug called BR101801 in 26 adults with advanced blood cancers like lymphoma and leukemia that had come back or stopped responding to treatment. The study had two parts: first, finding a safe dose, and then checking how well that dose worked in a specific type of lymphoma. The main focus was on safety and side effects, not yet on curing the disease.

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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

  • Asan Medical Center

    Seoul, South Korea

  • Chonnam National University Hwasun Hospital

    Hwasun, Jeollanam-do, South Korea

  • Henry Ford Hospital

    Detroit, Michigan, 48202, United States

  • Inje University Busan Paik Hospital

    Busan, South Korea

  • National Cancer Center

    Goyang-si, Gyeonggi-do, South Korea

  • Samsung Medical Center

    Seoul, South Korea

  • Seoul National University Bundang Hospital

    Seongnam-si, Gyeonggi-do, South Korea

  • Seoul national university hospital

    Seoul, South Korea

  • Severance Hospital, Yonsei University Health System

    Seoul, South Korea

What this could mean

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

Active substance

BR101801 (an experimental drug taken as capsules)

What this could lead to

If it works, this could point toward a new treatment option for people with certain advanced blood cancers that have not responded to other therapies.

What could go wrong

This is a very early Phase 1 trial with only 26 participants, so the main goal is safety and dosing, not yet proving effectiveness. Many early-stage drugs do not advance to later trials.

Conditions

The condition(s) this trial relates to.

B-cell chronic lymphocytic leukemia B-cell neoplasm chronic lymphocytic leukemia/small lymphocytic lymphoma diffuse large B-cell lymphoma follicular lymphoma Lymphoma, B-Cell, Marginal Zone mature T-cell and NK-cell non-Hodgkin lymphoma Waldenstrom macroglobulinemia

As listed by the trial registrant

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