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Completed Phase 2 Interventional Results available

Safety, Tolerability and Efficacy of Molnupiravir (EIDD-2801) to Eliminate Infectious Virus Detection in Persons With COVID-19

ClinicalTrials.gov ID: NCT04405570

Public ClinicalTrials.gov record NCT04405570. 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 2, 2026, 11:10 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

A Phase IIa Randomized, Double-Blind, Placebo-Controlled Trial to Evaluate the Safety, Tolerability and Efficacy of EIDD-2801 to Eliminate SARS-CoV-2RNA Detection in Persons With COVID-19

Brief summary

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

This was a phase IIa, double-blind, placebo-controlled, randomized trial, designed to compare the safety, tolerability, and antiviral activity of EIDD-2801 (molnupiravir) versus placebo as measured by SARS-CoV-2 viral RNA detection in symptomatic adult outpatients with COVID-19.

Study identification

NCT ID
NCT04405570
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Ridgeback Biotherapeutics, LP
Industry
Enrollment
204 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 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
Jun 18, 2020
Primary completion
Feb 20, 2021
Completion
Feb 20, 2021
Last update posted
Feb 15, 2022

2020 – 2021

United States locations

U.S. sites
10
U.S. states
6
U.S. cities
10
Facility City State ZIP Site status
Valley Clinical Trials, Inc. Northridge California 91325
FOMAT Medical Research Oxnard California 93030
Southern California Emergency Medicine Yucaipa California 92399
Indago Research and Health Center, Inc. Hialeah Florida 33012
NOLA Research Works, LLC New Orleans Louisiana 70115
University of North Carolina School of Medicine Chapel Hill North Carolina 27599
Duke University Medical Center Durham North Carolina 27710
Wake Forest Baptist Medical Center Winston-Salem North Carolina 27157
Care United Research, LLC Forney Texas 75126
Fred Hutchinson Cancer Research Center Seattle Washington 98109

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 NCT04405570, 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 15, 2022 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04405570 live on ClinicalTrials.gov.

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