New combo therapy tackles rare brain cancer spread

NCT ID NCT03719768

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

Summary

This early-phase trial tested the drug avelumab (Bavencio) combined with whole-brain radiotherapy in 16 patients with leptomeningeal disease, a condition where cancer spreads to the lining of the brain and spinal cord. The main goal was to find a safe dose and check for side effects. Researchers also looked at immune cell changes in the spinal fluid.

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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

  • H. Lee Moffitt Cancer Center and Research Institute

    Tampa, Florida, 33612, United States

What this could mean

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

Active substance

avelumab (Bavencio) and whole-brain radiotherapy

What this could lead to

If it works, this could point toward a new treatment option for leptomeningeal disease, a serious complication of cancer.

What could go wrong

This is a very early, small Phase 1 trial with only 16 participants, focused on safety. It may not show clear benefit, and there are risks of serious side effects like brain bleeding or nerve problems.

Conditions

The condition(s) this trial relates to.

brain cancer Meningeal Carcinomatosis Meningeal Neoplasms neoplastic meningitis

As listed by the trial registrant

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