Brain tumor chemo delivered by pump shows promise in tiny safety trial

NCT ID NCT03154996

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

Summary

This early-phase study tested whether pumping the chemotherapy drug topotecan directly into the brain is safe for people with recurrent high-grade gliomas (aggressive brain tumors). Only 5 patients took part, and the main goal was to find a safe dose. The drug was delivered continuously through a small pump implanted under the skin. While the trial is too small to say if it works, it lays groundwork for future studies on this direct-delivery approach.

What this could mean

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

Active substance

Topotecan (a chemotherapy drug)

What this could lead to

If it works, this could point toward a new way to deliver chemotherapy directly to brain tumors, potentially improving treatment for recurrent gliomas.

What could go wrong

This is a very early, tiny trial (only 5 people) focused on safety, not effectiveness. The drug is delivered directly into the brain, which carries risks like infection or brain injury.

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.

anaplastic astrocytoma anaplastic ependymoma anaplastic oligoastrocytoma anaplastic oligodendroglioma glioblastoma glioma malignant glioma Recurrence

As listed by the trial registrant

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

Contacts and locations

Locations

  • Columbia University Irving Medical Center

    New York, New York, 10032, United States