New shot could tame prostate cancer by blocking testosterone

NCT ID NCT06395753

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

Summary

This study tests a new long-acting injection called Debio 4228 for men with advanced prostate cancer. The goal is to lower testosterone levels to control the cancer. About 55 men will receive different doses to find the best one. This is not a cure, but a way to manage the disease long-term.

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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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Conditions

The condition(s) this trial relates to.

prostate cancer prostate carcinoma

As listed by the trial registrant

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

Contacts and locations

Locations

  • AP Medical Research

    Miami, Florida, 33165, United States

  • AP-HP Hopital Pitie-Salpetriere

    Paris, 75013, France

  • Alarcon Urology Center

    Montebello, California, 90640, United States

  • Bakersfield Institute of Advanced Urology

    Bakersfield, California, 93301, United States

  • CHU de Nantes - Hôtel Dieu

    Nantes, 44093, France

  • Carolina Urologic Research Center

    Myrtle Beach, South Carolina, 29572, United States

  • Centre Georges Francois Leclerc

    Dijon, 21000, France

  • Centre Jean Perrin

    Clermont-Ferrand, 63011, France

  • East Valley Urology Center of Arizona

    Queen Creek, Arizona, 85140, United States

  • Grimaldi Urology

    Chula Vista, California, 91910, United States

  • Hospital Clinic Barcelona

    Barcelona, 8036, Spain

  • Hospital Clinico San Carlos

    Madroñera, 28040, Spain

  • Hospital Universitario Vall d'Hebron

    Barcelona, 08035, Spain

  • Icahn School of Medicine at Mount Sinai

    New York, New York, 10029, United States

  • Instituto Valenciano de Oncologia

    Valencia, 46009, Spain

  • Oregon Urology Institut

    Springfield, Oregon, 97477, United States

  • Summit Cancer Centers of North Spokane

    Spokane, Washington, 99208, United States

  • Tower Urology,

    Los Angeles, California, 90048, United States

  • Urologic Surgeons of Arizona

    Mesa, Arizona, 85206, United States

  • Urology Center of Southern California

    Murrieta, California, 92563, United States

  • Urology of Virginia

    Virginia Beach, Virginia, 23462, United States

  • Valley Urology

    Fresno, California, 93722, United States