Horse antibody cocktail aims to revive blood cell production

NCT ID NCT01624805

First seen Nov 01, 2025 · Last updated Jun 23, 2026 · Updated 37 times

Summary

This phase 2 trial tests a combination of horse anti-thymocyte globulin, cyclosporine, steroids, and a growth factor in 140 adults with aplastic anemia or low-risk myelodysplastic syndrome. The goal is to see if this immune-suppressing and blood-cell-boosting approach can improve blood counts. Participants must be 18 or older and not eligible for a stem cell transplant.

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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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Contacts and locations

Study contacts

  • Contact

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

Locations

  • M D Anderson Cancer Center

    RECRUITING

    Houston, Texas, 77030, United States

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

    Contact

What this could mean

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

Active substance

horse anti-thymocyte globulin (hATG), cyclosporine, methylprednisolone, and filgrastim or pegfilgrastim

What this could lead to

If successful, this combination could improve blood cell counts and reduce transfusion needs for people with aplastic anemia or low-risk myelodysplastic syndrome.

What could go wrong

This is a mid-stage trial with only 140 participants, so results may not apply to everyone. The treatment suppresses the immune system, which can increase infection risk and other side effects.

Conditions

The condition(s) this trial relates to.

aplastic anemia myelodysplastic syndrome Myelodysplastic Syndromes

As listed by the trial registrant

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