Sound waves open brain barrier to attack deadly childhood tumor

NCT ID NCT05615623

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This early-phase trial tests whether focused ultrasound can temporarily open the blood-brain barrier in children with a rare, aggressive brain tumor called DIPG. The goal is to let the chemotherapy drug doxorubicin reach the tumor more effectively. Only 10 children aged 5 to 18 will take part, and the main focus is on safety and feasibility, not yet on curing the disease.

What this could mean

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

Active substance
doxorubicin (a chemotherapy drug)
What this could lead to
If it works, this could offer a new way to deliver chemotherapy directly to hard-to-treat brain tumors in children, potentially improving outcomes for DIPG.
What could go wrong
This is a very early, small trial (10 children) focused on safety. The approach is experimental, may not shrink tumors, and carries risks from both the ultrasound procedure and chemotherapy side effects.

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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

  • Sunnybrook Research Institute

    Toronto, Ontario, M4N 3M5, Canada

More trials for these conditions

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