Electric fields + chemo + radiation: a new attack on brain cancer?

NCT ID NCT04474353

First seen Jan 02, 2026 · Last updated Jun 19, 2026 · Updated 33 times

Summary

This early-phase study tested a combination of tumor treating fields (a device that creates electric fields to disrupt cancer growth), stereotactic radiosurgery (precise radiation), and temozolomide chemotherapy in 12 adults with newly diagnosed glioblastoma. The main goal was to see if the combination is safe and to identify any severe side effects. The study is complete, but results are not yet reported.

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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

  • Stanford University

    Stanford, California, 94304, 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

Tumor treating fields (TTFields) device, temozolomide chemotherapy, and stereotactic radiosurgery

What this could lead to

If successful, this combination could offer a new way to control glioblastoma, potentially extending survival with manageable side effects.

What could go wrong

This is a very early phase 1 trial with only 12 people, so it's mainly checking safety, not effectiveness. The treatment may not work better than standard care and could cause serious side effects.

Conditions

The condition(s) this trial relates to.

glioblastoma

As listed by the trial registrant

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