New drug combo targets brain metastases in HER2-Positive cancers

NCT ID NCT05673928

First seen Jun 26, 2026 · Last updated Jul 17, 2026 · Updated 3 times

Summary

This phase 2 trial tests whether two drugs, tucatinib and T-DM1, can control HER2-positive solid tumors that have spread to the brain. About 30 participants will receive both drugs, and researchers will monitor side effects and how well the treatment works. The goal is to find a better option for people with this challenging condition.

What this could mean

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

Active substance
tucatinib and trastuzumab emtansine (T-DM1)
What this could lead to
If successful, this combination could offer a new treatment option for people with HER2-positive cancers that have spread to the brain, potentially helping to control the disease.
What could go wrong
This is a small, early-phase trial with only 30 participants, so results may not apply to everyone. Side effects from the drug combination could be serious.

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

  • M D Anderson Cancer Center

    RECRUITING

    Houston, Texas, 77030, United States

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