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Completed Phase 2 Interventional Accepts healthy volunteers

Efficacy of N-Acetylcysteine (NAC) in Preventing COVID-19 From Progressing to Severe Disease

ClinicalTrials.gov ID: NCT04419025

Public ClinicalTrials.gov record NCT04419025. 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 1, 2026, 10:16 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

Determination of Efficacy of N-Acetylcysteine in Preventing Those With Mild or Moderate COVID-19 From Progressing to Severe Disease

Brief summary

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

The purpose of this study is to assess the efficacy of N-acetylcysteine (NAC) in preventing those with mild or moderate COVID-19 from progressing to severe disease

Study identification

NCT ID
NCT04419025
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Cambridge Health Alliance
Other
Enrollment
165 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
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
Sep 22, 2020
Primary completion
May 13, 2021
Completion
May 13, 2021
Last update posted
May 27, 2021

2020 – 2021

United States locations

U.S. sites
4
U.S. states
1
U.S. cities
3
Facility City State ZIP Site status
CHA Cambridge Hospital Cambridge Massachusetts 02138
CHA Everett Hospital Everett Massachusetts 02149
CHA Respiratory Clinic Somerville Massachusetts 02143
CHA Somerville campus Somerville Massachusetts 02144

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 NCT04419025, 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 27, 2021 · Synced Sep 1, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04419025 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →