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Completed Phase 2 Interventional Results available

Study to Evaluate the Safety and Efficacy of ATYR1923 (Efzofitimod) In Participants With Severe Pneumonia Related to COVID-19

ClinicalTrials.gov ID: NCT04412668

Public ClinicalTrials.gov record NCT04412668. 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 Nov 7, 2026, 12:33 AM EST

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Official title

A Randomized Double-Blind Placebo-Controlled Study to Evaluate the Safety and Efficacy of ATYR1923 In Adult Patients With Severe Pneumonia Related to SARS-CoV-2 Infection (COVID-19)

Brief summary

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

To evaluate the safety and preliminary efficacy of efzofitimod, compared to placebo matched to efzofitimod, in hospitalized participants with SARS-CoV-2 (COVID-19) severe pneumonia not requiring mechanical ventilation.

Study identification

NCT ID
NCT04412668
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
aTyr Pharma, Inc.
Industry
Enrollment
36 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 75 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
Jun 4, 2020 (Actual)
Primary completion
Oct 23, 2020 (Actual)
Completion
Oct 23, 2020 (Actual)
Last update posted
Aug 18, 2023

2020

United States locations

U.S. sites
8
U.S. states
8
U.S. cities
8
Facility City State ZIP Site status
University of Alabama at Birmingham Birmingham Alabama 35294 —
aTyr Investigative Site Washington D.C. District of Columbia 20010 —
University of Miami Miami Florida 33125 —
University of Iowa Iowa City Iowa 52242 —
Anne Arundel Medical Center Annapolis Maryland 21401 —
aTyr Investigative Site Vineland New Jersey 08360 —
aTyr Investigative Site Toledo Ohio 43614 —
Inova Fairfax Medical Campus Falls Church Virginia 22042 —

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 NCT04412668, 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 Aug 18, 2023 · Synced Nov 7, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04412668 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →