New cocktail aims to tackle tough leukemia

NCT ID NCT03204188

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This phase II study tested a combination of three drugs—ibrutinib, fludarabine, and pembrolizumab—in 15 people with high-risk or relapsed/refractory chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL). The goal was to see if the combo could produce a complete response, meaning no signs of cancer. Participants took ibrutinib daily, a short course of fludarabine, and pembrolizumab every three weeks for a year. The study is now complete, and results will show how well this approach works for this hard-to-treat group.

What this could mean

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

Active substance

Ibrutinib, fludarabine, and pembrolizumab

What this could lead to

If successful, this combination could offer a more effective treatment option for people with hard-to-treat CLL/SLL, potentially leading to longer remission and a healthier immune system.

What could go wrong

This is a small, early-phase study with only 15 participants, so results may not apply to everyone. The drugs can cause serious side effects, and the combination may not work better than existing treatments.

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.

B-cell chronic lymphocytic leukemia chromosome 17p deletion leukemia, chronic lymphocytic, susceptibility to, 2

As listed by the trial registrant

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

Contacts and locations

Locations

  • National Institutes of Health Clinical Center

    Bethesda, Maryland, 20892, United States