Can a breast cancer drug reach brain tumors? new study aims to find out

NCT ID NCT06058988

First seen Jun 27, 2026 ยท Last updated Jun 27, 2026

Summary

This study looks at how much of the drug T-DXd enters brain tumors in people with HER2-positive brain cancers or glioblastoma. Thirty participants will receive T-DXd before surgery to remove a brain tumor, and researchers will measure drug levels in the tumor. The goal is to see if T-DXd can effectively target these hard-to-treat cancers.

What this could mean

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

Active substance
Trastuzumab deruxtecan (T-DXd)
What this could lead to
If successful, this could show that T-DXd reaches brain tumors effectively, pointing toward a new treatment option for HER2-positive brain cancers.
What could go wrong
This is a small, early-phase study focused on drug penetration, not yet proving the drug works. Results may not lead to a treatment.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

Contacts and locations

Locations

  • Memorial Sloan Kettering Cancer Center (All Protocol Activities)

    RECRUITING

    New York, New York, 10065, United States

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Other studies related to the condition(s) this trial covers.