Open-Label Rollover Study for Continuing Valbenazine Administration for the Treatment of Chorea Associated With Huntington Disease
Public ClinicalTrials.gov record NCT04400331. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This is a Phase 3, open-label study to evaluate the long-term safety and tolerability of valbenazine, and to provide participants continued access to valbenazine for the treatment of chorea associated with Huntington disease.
Study identification
- NCT ID
- NCT04400331
- Recruitment status
- Terminated
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- 154 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 75 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 18, 2020 (Actual)
- Primary completion
- Nov 5, 2025 (Actual)
- Completion
- Nov 5, 2025 (Actual)
- Last update posted
- Nov 3, 2026
2020 – 2025
United States locations
- U.S. sites
- 31
- U.S. states
- 24
- U.S. cities
- 30
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Neurocrine Clinical Site | Birmingham | Alabama | 35294 | — |
| Neurocrine Clinical Site | Little Rock | Arkansas | 72205 | — |
| Neurocrine Clinical Site | La Jolla | California | 92037 | — |
| Neurocrine Clinical Site | Aurora | Colorado | 80045 | — |
| Neurocrine Clinical Site | Washington D.C. | District of Columbia | 20007 | — |
| Neurocrine Clinical Site | Boca Raton | Florida | 33486 | — |
| Neurocrine Clinical Site | Gainesville | Florida | 32608 | — |
| Neurocrine Clinical Site | Atlanta | Georgia | 30329 | — |
| Neurocrine Clinical Site | Chicago | Illinois | 60611 | — |
| Neurocrine Clinical Site | Chicago | Illinois | 60612 | — |
| Neurocrine Clinical Site | Indianapolis | Indiana | 46202 | — |
| Neurocrine Clinical Site | Iowa City | Iowa | 52242 | — |
| Neurocrine Clinical Site | Wichita | Kansas | 67226 | — |
| Neurocrine Clinical Site | Louisville | Kentucky | 40202 | — |
| Neurocrine Clinical Site | New Orleans | Louisiana | 70121 | — |
| Neurocrine Clinical Site | Boston | Massachusetts | 02215 | — |
| Neurocrine Clinical Site | Charlestown | Massachusetts | 02129 | — |
| Neurocrine Clinical Site | Ann Arbor | Michigan | 48105 | — |
| Neurocrine Clinical Site | Omaha | Nebraska | 68105 | — |
| Neurocrine Clinical Site | Rochester | New York | 14618 | — |
| Neurocrine Clinical Site | Williamsville | New York | 14221 | — |
| Neurocrine Clinical Site | Durham | North Carolina | 27705 | — |
| Neurocrine Clinical Site | Columbus | Ohio | 43221 | — |
| Neurocrine Clinical Site | Toledo | Ohio | 43614 | — |
| Neurocrine Clinical Site | Pittsburgh | Pennsylvania | 15213 | — |
| Neurocrine Clinical Site | Charleston | South Carolina | 29425 | — |
| Neurocrine Clinical Site | Columbia | South Carolina | 29203 | — |
| Neurocrine Clinical Site | Greenville | South Carolina | 29615 | — |
| Neurocrine Clinical Site | Nashville | Tennessee | 37212 | — |
| Neurocrine Clinical Site | Houston | Texas | 77054 | — |
| Neurocrine Clinical Site | Burlington | Vermont | 05401 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 3 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04400331, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Nov 3, 2026 · Synced Nov 3, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT04400331 live on ClinicalTrials.gov.