New cocktail of drugs takes on Hard-to-Treat colon cancer

NCT ID NCT04660812

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

Summary

This study tested combinations of a new drug called etrumadenant (AB928) with other treatments in 227 people whose colorectal cancer had spread. The goal was to see if these combinations could shrink tumors or slow the cancer's growth. Participants received different drug mixes, including chemotherapy and immunotherapy, to find safer and more effective options.

What this could mean

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

Active substance

Etrumadenant (AB928) combined with other drugs (AB680, zimberelimab, bevacizumab, chemotherapy)

What this could lead to

If successful, this could point toward a new treatment option for people with metastatic colorectal cancer that has stopped responding to standard therapies.

What could go wrong

This is an early-phase trial (phase 1b/2) with a small number of participants, so results may not apply to all patients. The drug combinations may cause side effects or fail to shrink tumors.

Disclaimer Read more

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.

colorectal adenocarcinoma colorectal cancer colorectal neoplasm

As listed by the trial registrant

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

Contacts and locations

Locations

  • Aberdeen Royal Infirmary

    Aberdeen, Scotland, AB25 2ZN, United Kingdom

  • American Oncology Partners of Maryland PA

    Bethesda, Maryland, 20817, United States

  • Arizona Clinical Research Center Inc

    Tucson, Arizona, 85715, United States

  • Asan Medical Center | University of Ulsan College of Medicine

    Seoul, 5538, South Korea

  • Azienda Ospedaliera Niguarda Ca' Granda

    Milan, 20141, Italy

  • Azienda Ospedaliero Universitaria Careggi-S.O.D. Patologia Medica

    Florence, 50134, Italy

  • Belfast City Hospital

    Belfast, Northern Ireland, BT9 7AB, United Kingdom

  • CHU la Miletrie

    Poitiers, 86000, France

  • Centre Georges Francois Leclerc

    Dijon, 21000, France

  • Chonnam National University Hwasun Hospital

    Hwasun, 58128, South Korea

  • City of Hope Comprehensive Cancer Center

    Duarte, California, 91010, United States

  • Clinica Universidad Navarra-Sede Madrid

    Pamplona, 31008, Spain

  • Complejo Hospitalario de Orense

    Ourense, 32005, Spain

  • Comprehensive Cancer Centers Of Nevada

    Las Vegas, Nevada, 89169, United States

  • Corporacio Sanitaria Parc Tauli

    Sabadell, 8208, Spain

  • Groupe Hospitalier Pitie-Salpetriere-Centre De Recherche et de Medecine de l'Obesite

    Paris, 75651, France

  • Hopital Hotel Dieu

    Nantes, 44093, France

  • Hopital Saint Antoine

    Paris, 75012, France

  • Hospital General Universitario Gregorio Maranon

    Madrid, 28046, Spain

  • Hospital Universitario La Paz

    Madrid, 28007, Spain

  • IRCCS - Azienda Ospedaliera Specializzata in Gastroenterologia Saverio de Bellis

    Castellana Grotte, 70013, Italy

  • Institut Bergonie - Centre Regional de Lutte Contre Le Cancer de Bordeaux et Sud Ouest

    Bordeaux, 33076, France

  • Instituto Europeo di Oncologia

    Milan, 20162, Italy

  • Istituto Clinico Humanitas IRCCS

    Rozzano, 20089, Italy

  • Korea University Anam Hospital

    Seoul, 8241, South Korea

  • Kyungpook National University Chilgok Hospital

    Seoul, South Korea

  • NYU Langone Medical Center - NYU Medical Oncology Associates

    New York, New York, 10016, United States

  • New York-Presbyterian Hospital-Columbia University Medical Center

    New York, New York, 10032, United States

  • Ochsner Medical Center (OMC)

    New Orleans, Louisiana, 70121, United States

  • Prisma Health-Upstate

    Greenville, South Carolina, 29605, United States

  • Samsung Medical Center

    Seoul, 6351, South Korea

  • Sarah Cannon Research Institute

    Nashville, Tennessee, 37232, United States

  • Seoul National University Bundang Hospital

    Seoul, 13620, South Korea

  • Seoul National University Hospital (SNUH)

    Seoul, 3080, South Korea

  • Severance Hospital | Yonsei University Health System

    Seoul, 3722, South Korea

  • Sibley Memorial Hospital

    Washington D.C., District of Columbia, 20016-2633, United States

  • The University of Texas MD Anderson Cancer Center

    Houston, Texas, 77030, United States

  • UCLA Hematology Oncology

    Santa Monica, California, 90404, United States

  • Universita di Siena - Azienda Ospedaliera Universitaria Senese-Policlincio Santa Maria Alle Scotte

    Siena, 53100, Italy

  • University of Wisconsin School of Medicine

    Madison, Wisconsin, 53792, United States

  • Vanderbilt-Ingram Cancer Center

    Nashville, Tennessee, 37203, United States

  • Washington University School of Medicine

    St Louis, Missouri, 63110, United States

  • Winship Cancer Institute at Emory University

    Atlanta, Georgia, 30322, United States

  • Yale Cancer Center

    New Haven, Connecticut, 06510, United States