New hope for Hard-to-Treat myeloma? early trial of ABBV-438 begins

NCT ID NCT07409246

First seen Jun 27, 2026 · Last updated Aug 14, 2026 · Updated 1 time

Summary

This early-stage trial tests an investigational drug called ABBV-438 in about 127 adults with multiple myeloma that has come back or stopped responding to treatment. The study has two parts: first, finding a safe dose, then testing that dose in more people. The main goal is to check safety and how the drug moves through the body, while also looking for signs that it might shrink the cancer.

What this could mean

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

Active substance
ABBV-438
What this could lead to
If successful, this could point toward a new treatment option for people with multiple myeloma that has stopped responding to other therapies.
What could go wrong
This is a very early Phase 1 trial, so the drug may not work or could have unexpected side effects. It is small and focused on safety, not proof of effectiveness.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

Contacts and locations

Locations

  • City Of Hope - Atlanta /ID# 280294

    RECRUITING

    Newnan, Georgia, 30265, United States

  • City of Hope - Orange County Lennar Foundation Cancer Center /ID# 279067

    RECRUITING

    Irvine, California, 92618, United States

  • City of Hope National Medical Center /ID# 280273

    RECRUITING

    Duarte, California, 91010, United States

  • Colorado Blood Cancer Institute /ID# 280275

    RECRUITING

    Denver, Colorado, 80218, United States

  • Hadassah Medical Center-Hebrew University /ID# 278865

    RECRUITING

    Jerusalem, 91120, Israel

  • Institute of Hematology and Blood Diseases Hospital /ID# 279208

    RECRUITING

    Tianjin, Tianjin Municipality, 300020, China

  • Moffitt Cancer Center /ID# 279068

    RECRUITING

    Tampa, Florida, 33612, United States

  • START Midwest /ID# 279035

    RECRUITING

    Grand Rapids, Michigan, 49546, United States

  • Tel Aviv Sourasky Medical Center /ID# 279066

    RECRUITING

    Tel Aviv, Tel Aviv, 6423906, Israel

  • The Cancer Institute Hospital Of JFCR /ID# 279069

    RECRUITING

    Koto-ku, Tokyo, 135-8550, Japan

  • The Chaim Sheba Medical Center /ID# 279065

    RECRUITING

    Ramat Gan, Tel Aviv, 5265601, Israel

More trials for these conditions

Other studies related to the condition(s) this trial covers.