Frequency of Selected Single Nucleotide Polymorphisms in Huntington Disease Gene Expansion Carriers

ClinicalTrials.gov ID: NCT06667414

Public ClinicalTrials.gov record NCT06667414. 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.

View official ClinicalTrials.gov record → Back to search

ClinicalTrials.gov public records Last synced May 17, 2026, 2:12 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Frequency of Selected Single Nucleotide Polymorphisms in Phase With the Mutant and Wild-Type HTT Alleles in Huntington Disease Gene Expansion Carriers

Study identification

NCT ID: NCT06667414
Recruitment status: Recruiting
Study type: Observational
Phase: Not listed
Lead sponsor: Hoffmann-La Roche; Industry
Enrollment: 600 participants

Conditions and interventions

Conditions

Huntington Disease

Interventions

Not listed

Eligibility (public fields only)

Age range: 25 Years to 60 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 1, 2024
Primary completion: Feb 27, 2027
Completion: Feb 27, 2027
Last update posted: Apr 28, 2026

2024 – 2027

United States locations

U.S. sites: 13
U.S. states: 12
U.S. cities: 13

Facility	City	State	ZIP	Site status
Uab Medicine	Birmingham	Alabama	35294	Completed
Barrow Neurological Institute	Phoenix	Arizona	85013	Completed
University of California San Diego	La Jolla	California	92037-1337	Completed
University of California Davis Medical System	Sacramento	California	95817	Completed
CenExel Rocky Mountain Clinical Research, LLC	Englewood	Colorado	80113	Completed
University of South Florida	Tampa	Florida	33612	Recruiting
Northwestern University	Chicago	Illinois	60611	Completed
University of Iowa Hospitals and Clinics	Iowa City	Iowa	52242	Completed
John Hopkins University School of Medicine	Baltimore	Maryland	21287	Completed
Beth Israel Deaconess Medical Center	Boston	Massachusetts	02215	Active, not recruiting
University of Pittsburgh	Pittsburgh	Pennsylvania	15213	Recruiting
Vanderbilt University Medical Center	Nashville	Tennessee	37212	Recruiting
EvergreenHealth Investigational Drug Services	Kirkland	Washington	98034	Recruiting

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 32 non-U.S. sites.

About this trial record page

What this page shows: Public field values for ClinicalTrials.gov record NCT06667414, 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 Apr 28, 2026 · Synced May 17, 2026

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT06667414 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →