New drug shows promise for controlling Huntington's chorea

NCT ID NCT04400331

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This Phase 3 study tested the long-term safety of valbenazine in 154 people with Huntington disease who have chorea (uncontrolled movements). Participants either continued from a previous study or joined new. The goal was to see if valbenazine is safe and helps control chorea over time. Results may support its use as a long-term symptom management option.

What this could mean

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

Active substance

valbenazine

What this could lead to

If successful, this could provide a long-term treatment option to reduce involuntary movements (chorea) in people with Huntington disease.

What could go wrong

This is an open-label study without a placebo group, so results may be less reliable. Side effects are possible, and the drug only manages symptoms, not the underlying disease.

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.

Huntington disease

As listed by the trial registrant

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

More trials for these conditions

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

Contacts and locations

Locations

  • Neurocrine Clinical Site

    Birmingham, Alabama, 35294, United States

  • Neurocrine Clinical Site

    Little Rock, Arkansas, 72205, United States

  • Neurocrine Clinical Site

    La Jolla, California, 92037, United States

  • Neurocrine Clinical Site

    Aurora, Colorado, 80045, United States

  • Neurocrine Clinical Site

    Washington D.C., District of Columbia, 20007, United States

  • Neurocrine Clinical Site

    Boca Raton, Florida, 33486, United States

  • Neurocrine Clinical Site

    Gainesville, Florida, 32608, United States

  • Neurocrine Clinical Site

    Atlanta, Georgia, 30329, United States

  • Neurocrine Clinical Site

    Chicago, Illinois, 60611, United States

  • Neurocrine Clinical Site

    Chicago, Illinois, 60612, United States

  • Neurocrine Clinical Site

    Indianapolis, Indiana, 46202, United States

  • Neurocrine Clinical Site

    Iowa City, Iowa, 52242, United States

  • Neurocrine Clinical Site

    Wichita, Kansas, 67226, United States

  • Neurocrine Clinical Site

    Louisville, Kentucky, 40202, United States

  • Neurocrine Clinical Site

    New Orleans, Louisiana, 70121, United States

  • Neurocrine Clinical Site

    Boston, Massachusetts, 02215, United States

  • Neurocrine Clinical Site

    Charlestown, Massachusetts, 02129, United States

  • Neurocrine Clinical Site

    Ann Arbor, Michigan, 48105, United States

  • Neurocrine Clinical Site

    Omaha, Nebraska, 68105, United States

  • Neurocrine Clinical Site

    Rochester, New York, 14618, United States

  • Neurocrine Clinical Site

    Williamsville, New York, 14221, United States

  • Neurocrine Clinical Site

    Durham, North Carolina, 27705, United States

  • Neurocrine Clinical Site

    Columbus, Ohio, 43221, United States

  • Neurocrine Clinical Site

    Toledo, Ohio, 43614, United States

  • Neurocrine Clinical Site

    Pittsburgh, Pennsylvania, 15213, United States

  • Neurocrine Clinical Site

    Charleston, South Carolina, 29425, United States

  • Neurocrine Clinical Site

    Columbia, South Carolina, 29203, United States

  • Neurocrine Clinical Site

    Greenville, South Carolina, 29615, United States

  • Neurocrine Clinical Site

    Nashville, Tennessee, 37212, United States

  • Neurocrine Clinical Site

    Houston, Texas, 77054, United States

  • Neurocrine Clinical Site

    Burlington, Vermont, 05401, United States

  • Neurocrine Clinical Site

    Vancouver, British Columbia, V6T 2B5, Canada

  • Neurocrine Clinical Site

    Ottawa, Ontario, K1Y 4E9, Canada

  • Neurocrine Clinical Site

    Toronto, Ontario, MK2 1E1, Canada