Which prostate cancer drug is kinder to your brain? new study aims to find out

NCT ID NCT04335682

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

Summary

This study looked at how two prostate cancer drugs, darolutamide and enzalutamide, affect thinking and memory in men with advanced prostate cancer. About 111 men took one of the two drugs and completed computer-based cognitive tests over time. The goal was to see if one drug causes fewer mental side effects than the other.

What this could mean

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

Active substance
darolutamide and enzalutamide
What this could lead to
If successful, this study could help doctors choose which drug is less likely to cause thinking or memory problems in men with prostate cancer.
What could go wrong
This is a small, early-phase study (111 participants) that only measures cognitive changes, not overall survival or cancer control. Results may not apply to all patients.

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

  • Dana Farber Cancer Institute

    Boston, Massachusetts, 02115, United States

  • Froedtert and the Medical College of Wisconsin

    Milwaukee, Wisconsin, 53226, United States

  • Northwestern University Feinberg School of Medicine

    Chicago, Illinois, 60611, United States

  • University of California - San Francisco at Mount Zion

    San Francisco, California, 94115, United States

  • University of Chicago

    Chicago, Illinois, 60637, United States

  • University of Kansas Cancer Center

    Fairway, Kansas, 66205, United States

  • University of Minnesota

    Minneapolis, Minnesota, 55455, United States

  • University of Oklahoma

    Oklahoma City, Oklahoma, 73104, United States

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