Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Not listed Phase 3 Interventional

Dapsone Coronavirus SARS-CoV-2 Trial (DAP-CORONA) COVID-19

ClinicalTrials.gov ID: NCT04935476

Public ClinicalTrials.gov record NCT04935476. 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 5, 2026, 11:38 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

A Randomized, Placebo-Controlled, Multicenter Study to Assess the Safety and Efficacy of Dapsone for the Treatment of COVID-19 Positive Patients.

Brief summary

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

This is a multi-center, randomized, triple-blind, placebo-controlled (RCT) study to evaluate the efficacy and safety of Dapsone in older adults, and/or in adult patients (≥40yrs of age) with at least one high-risk comorbidity, among those with confirmed SARS-CoV-2 infection. 3000 infected patients diagnosed with COVID-19, non-hospitalized at the time of enrollment, meeting all inclusion and no exclusion criteria will be randomized (1:1 allocation ratio) to receive either Dapsone or placebo tablets for 21 days, and will be followed up for 7 days after treatment termination for outcome assessment and up to 30 days for safety monitoring.

Study identification

NCT ID
NCT04935476
Recruitment status
Not listed
Study type
Interventional
Phase
Phase 3
Enrollment
3,000 participants

Conditions and interventions

Conditions

Eligibility (public fields only)

Age range
40 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
Nov 21, 2021
Primary completion
Mar 30, 2022
Completion
Jul 30, 2022
Last update posted
Feb 23, 2022

2021 – 2022

United States locations

U.S. sites
5
U.S. states
4
U.S. cities
5
Facility City State ZIP Site status
Arizona Pulmonary and Medical Specialists Phoenix Arizona 85012 Not yet recruiting
Peters Medical Research, LLC High Point North Carolina 27262 Recruiting
Temple University Hospital Philadelphia Pennsylvania 19140 Not yet recruiting
University of Pittsburgh UPMC Pittsburgh Pennsylvania 15213 Not yet recruiting
Principle Research Solutions Spokane Washington 99204 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 2 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04935476, 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 Feb 23, 2022 · Synced Sep 5, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04935476 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →