Experimental immunotherapy combo for tough colorectal cancer trial pulled before start

NCT ID NCT06557278

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study was designed to test an experimental immunotherapy called AlloStim combined with a checkpoint inhibitor (avelumab) in people with advanced colorectal cancer that had stopped responding to multiple prior treatments. The trial was withdrawn before any participants were enrolled, so no data on safety or effectiveness were collected.

What this could mean

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

Active substance

AlloStim (experimental immunotherapy) plus avelumab (anti-PDL1 checkpoint inhibitor)

What this could lead to

If it works, this could point toward a new treatment option for people with advanced colorectal cancer that hasn't responded to other therapies.

What could go wrong

This trial was withdrawn before enrolling any participants, so no results are available. The combination is experimental and early-stage, with unknown safety and effectiveness.

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 cancer colorectal neoplasm

As listed by the trial registrant

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

Contacts and locations

Locations

  • Hirschfield Oncology Center

    Brooklyn, New York, 11206, United States

  • Mt. Sinai Comprehensive Cancer Center

    Miami Beach, Florida, 33140, United States

  • New York Cancer and Blood Specialists

    Shirley, New York, 11967, United States