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Completed Phase 2 Interventional Accepts healthy volunteers Results available

Antioxidant Therapy With N-acetylcysteine for Children With Neurofibromatosis Type 1

ClinicalTrials.gov ID: NCT04481048

Public ClinicalTrials.gov record NCT04481048. 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 17, 2026, 7:59 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

Antioxidant Therapy With N-acetylcysteine for Motor Behavior and/or Learning in Children With Neurofibromatosis Type 1

Brief summary

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

Children with neurofibromatosis type 1 (NF1) commonly suffer from the effects of cognitive, behavioral, and motor impairments. At present, there is no specific treatment for this NF1 complication. In this project, the investigators will assess the safety and clinical benefit of N-acetylcysteine (NAC) as a pharmacological intervention in children with NF1. This drug choice is based on the recent findings from mouse models to study the central nervous system manifestations of NF1 at Cincinnati Children's Hospital Medical Center (CCHMC). These findings revealed a role for myelin-forming oligodendrocytes in the control of nitric oxide synthases (NOS) and their product, nitric oxide (NO), in maintenance of brain structure and function, including regulation of behavior and motor control. Treating these mice with NAC corrected cellular and behavioral abnormalities. This data from animal models of NF1 along with uncontrolled clinical observations in children with NF1 suggest that the antioxidant compound, NAC, may reduce these impairments. Therefore, the investigators propose performing a single center double-blind placebo controlled, prospective, Phase II study to explore safety, tolerability, and efficacy of NAC on motor behavior and/or learning in children with NF1 aged 8 through 16 years old. Participants will be carefully monitored for side effects. Primary and secondary outcome measures will be administered at baseline, follow-up, and post-treatment.

Study identification

NCT ID
NCT04481048
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Enrollment
25 participants

Conditions and interventions

Interventions

Drug · Other

Eligibility (public fields only)

Age range
8 Years to 16 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Feb 23, 2021 (Actual)
Primary completion
Jun 25, 2024 (Actual)
Completion
Jun 25, 2024 (Actual)
Last update posted
Jun 5, 2026

2021 – 2024

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Cincinnati Children's Hospital Medical Center Cincinnati Ohio 45229 —

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 NCT04481048, 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 Jun 5, 2026 · Synced Oct 17, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04481048 live on ClinicalTrials.gov.

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