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Not listed Phase 2 Interventional

Safety, Tolerability, and Efficacy of Arbaclofen in 16p11.2 Deletion

ClinicalTrials.gov ID: NCT04271332

Public ClinicalTrials.gov record NCT04271332. 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 Oct 23, 2026, 12:17 AM 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 Exploratory, Randomized, Double-Blind, Placebo-Controlled and Open-label Extension Study of the Safety, Tolerability, and Efficacy of Arbaclofen in Subjects With 16p11.2 Deletion

Brief summary

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

This Phase 2 study examines the safety, tolerability, and efficacy of arbaclofen in pediatric subjects with 16p11.2 deletion. Male or female subjects aged 5 to 17 years of age will be randomized to receive either placebo or arbaclofen in a double-blind study design. If the subject completes all study requirements through Visit 4 (Close-out Visit), he/she may be eligible for an optional open-label study with arbaclofen.

Study identification

NCT ID
NCT04271332
Recruitment status
Not listed
Study type
Interventional
Phase
Phase 2
Enrollment
60 participants

Conditions and interventions

Eligibility (public fields only)

Age range
5 Years to 17 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, 2022 (Actual)
Primary completion
Dec 22, 2024 (Estimated)
Completion
Mar 23, 2025 (Estimated)
Last update posted
May 30, 2024

2022 – 2025

United States locations

U.S. sites
4
U.S. states
4
U.S. cities
4
Facility City State ZIP Site status
Boston Children's Hospital Boston Massachusetts 15031 —
New York State Psychiatric Institute (NYSPI) New York New York 10032 —
Texas Children's Hospital Houston Texas 77054 —
University of Washington Seattle Washington 98915 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04271332, 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 May 30, 2024 · Synced Oct 23, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04271332 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →