Old drug, new hope? thalidomide trial targets rare leukemia

NCT ID NCT06530576

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This phase 2 trial tests thalidomide, a drug once used for other conditions, in 48 people with symptomatic large granular lymphocytic (LGL) leukemia. Participants start on thalidomide alone; if it doesn't work well enough, methotrexate is added. The goal is to see if thalidomide can control the disease and improve blood counts, offering a potential new treatment for this rare leukemia.

What this could mean

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

Active substance

thalidomide (with methotrexate added if needed)

What this could lead to

If this works, it could point toward a new first-line treatment for LGL leukemia that is simpler and possibly safer than current options.

What could go wrong

This is a small, early-phase trial with only 48 people. Thalidomide has known side effects, and the results may not apply to all patients or lead to a standard therapy.

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.

aggressive NK-cell leukemia chronic lymphoproliferative disorder of NK-cells Leukemia, Large Granular Lymphocytic T-cell large granular lymphocyte leukemia

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: •••-•••-•••• Email: •••••@•••••

Locations

  • Institute of Hematology & Blood Diseases Hospital

    RECRUITING

    Tianjin, Tianjin Municipality, 300020, China

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

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