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Completed Phase 3 Interventional Results available

An Open-Label Extension Study to Evaluate Long-Term Safety and Tolerability of RO7234292 (RG6042) in Huntington's Disease Participants Who Participated in Prior Roche and Genentech Sponsored Studies

ClinicalTrials.gov ID: NCT03842969

Public ClinicalTrials.gov record NCT03842969. 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.

ClinicalTrials.gov public records Last synced Sep 11, 2026, 1:52 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

An Open-Label Extension Study to Evaluate the Long-Term Safety and Tolerability of Intrathecally Administered RO7234292 (RG6042) in Patients With Huntington's Disease

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This study will evaluate the long-term safety and tolerability of RO7234292 (RG6042) in participants who have completed other F. Hoffmann-La Roche, Ltd.-sponsored and/or Genentech-sponsored studies in the Huntington's disease (HD) in the development program for RG6042.

Study identification

NCT ID
NCT03842969
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Hoffmann-La Roche
Industry
Enrollment
236 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
25 Years and older
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
Apr 22, 2019
Primary completion
Mar 24, 2022
Completion
Mar 29, 2022
Last update posted
Aug 30, 2023

2019 – 2022

United States locations

U.S. sites
14
U.S. states
11
U.S. cities
14
Facility City State ZIP Site status
Uab Medicine Birmingham Alabama 35294
University of California San Diego La Jolla California 92093
Stanford Univ Medical Center Palo Alto California 94304
SC3 Research Group, Inc Pasadena California 91105
CenExel Rocky Mountain Clinical Research, LLC Englewood Colorado 80113
Georgetown University; Research Division, Psychiatry Washington D.C. District of Columbia 20007
University of South Florida Tampa Florida 33613
Northwestern University Chicago Illinois 60611
John Hopkins University School of Medicine Baltimore Maryland 21287
Dent Neurological Institute Amherst New York 14226
Columbia University New York New York 10032-3725
University of Pittsburgh Pittsburgh Pennsylvania 15213
Vanderbilt University Medical Center Nashville Tennessee 37212
The University of Texas Health Science Center at Houston; McGovern Medical School Houston Texas 77030

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 24 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03842969, 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 Aug 30, 2023 · Synced Sep 11, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03842969 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →