Pfizer tests new drug cocktail for Hard-to-Treat myeloma

NCT ID NCT05090566

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

Summary

This study tested elranatamab, a bispecific antibody that helps the immune system attack cancer cells, in combination with other drugs for people with multiple myeloma that had stopped responding to at least three prior treatments. The trial aimed to find the safest dose and see if the combinations could shrink tumors. However, the study was terminated early after enrolling 46 participants, so the full results are not available.

What this could mean

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

Active substance

Elranatamab (a bispecific antibody) combined with either nirogacestat or lenalidomide plus dexamethasone

What this could lead to

If successful, this could point toward a new combination treatment for multiple myeloma that has stopped responding to standard therapies.

What could go wrong

The trial was terminated early with only 46 participants, so results are limited. It is still early-stage research, and the combinations may not prove safe or effective in larger studies.

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.

plasma cell myeloma

As listed by the trial registrant

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

Contacts and locations

Locations

  • Arthur J.E. Child Comprehensive Cancer Centre

    Calgary, Alberta, T2N 5G2, Canada

  • Banner Gateway Medical Center

    Gilbert, Arizona, 85234, United States

  • Banner Gateway Medical Pavilion

    Gilbert, Arizona, 85234, United States

  • Banner Health d.b.a. Banner MD Anderson Cancer Center

    Phoenix, Arizona, 85012, United States

  • Banner MD Anderson Cancer Center

    Gilbert, Arizona, 85234, United States

  • Beth Israel Deaconess Medical Center

    Boston, Massachusetts, 02215, United States

  • Beverly Hills Cancer Center

    Beverly Hills, California, 90211, United States

  • Cedars Sinai Medical Center

    Los Angeles, California, 90048, United States

  • Cedars Sinai Medical Center Oncology IDS Pharmacy Attn:Suwicha Limvorasak ,PharmaD

    Los Angeles, California, 90048, United States

  • Cedars-Sinai Medical Center, Samuel Oschin Comprehensive Cancer Institute (SOCCI)

    Los Angeles, California, 90048, United States

  • Cedars-Sinai Tarzana

    Tarzana, California, 91356, United States

  • Clinical Research Advisors

    Encino, California, 91316, United States

  • Clinical Research Advisors

    Los Angeles, California, 90020, United States

  • Clinical Research Advisors

    Los Angeles, California, 90048, United States

  • Massachusetts General Hospital

    Boston, Massachusetts, 02114, United States

  • OIDS, The Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins

    Baltimore, Maryland, 21231, United States

  • Princess Margaret Cancer Centre

    Toronto, Ontario, M5G 2M9, Canada

  • Sylvester Comprehensive Cancer Center

    Miami, Florida, 33136, United States

  • Sylvester Comprehensive Cancer Center - The Lennar Foundation Medical Center

    Coral Gables, Florida, 33146, United States

  • Sylvester Comprehensive Cancer Center- Deerfield Beach

    Deerfield Beach, Florida, 33442, United States

  • The Johns Hopkins University School of Medicine

    Baltimore, Maryland, 21205, United States

  • The Ottawa Hospital - General Campus

    Ottawa, Ontario, K1H 8L6, Canada

  • The Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins (Also Imaging Facility)

    Baltimore, Maryland, 21231, United States

  • UHealth Tower

    Miami, Florida, 33136, United States

  • University of Miami

    Coral Gables, Florida, 33146, United States