Experimental Immune-Boosting drug now available for bone cancer patients

NCT ID NCT04571229

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

Summary

This expanded access program offers L-MTP-PE, an investigational drug that activates white blood cells to fight cancer, to people with osteosarcoma. Eligible patients include those with newly diagnosed or relapsed osteosarcoma who have had surgery to remove all detectable cancer. The drug is given as an infusion over 36 weeks.

What this could mean

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

Active substance

L-MTP-PE (a drug that activates white blood cells to help the immune system kill cancer cells)

What this could lead to

If it works, this could provide a treatment option for people with osteosarcoma, especially those who have not responded to standard therapies.

What could go wrong

This is an expanded access program, not a formal trial, so effectiveness is not proven. The drug is still investigational and may not work for everyone. Side effects are possible.

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.

osteosarcoma

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Phone: •••-•••-••••

Locations

  • Memorial Sloan Kettering Cancer Center (All Protocol Activities)

    AVAILABLE

    New York, New York, 10065, United States

    Contact Phone: •••-•••-••••

    Contact

    Contact Phone: •••-•••-••••