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Completed Phase 3 Interventional

Double-Blind, Randomized, Placebo-Controlled, Multi-Center Phase 3 Study to Evaluate the Efficacy and Safety of Fostamatinib in COVID-19 Subjects

ClinicalTrials.gov ID: NCT04629703

Public ClinicalTrials.gov record NCT04629703. 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 24, 2026, 10:46 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

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

The study is a double-blind, randomized, placebo-controlled, multi-center, Phase 3 study to evaluate the efficacy and safety of fostamatinib in COVID-19 subjects.

Study identification

NCT ID
NCT04629703
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Rigel Pharmaceuticals
Industry
Enrollment
280 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 100 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
Mar 25, 2021 (Actual)
Primary completion
Sep 5, 2022 (Actual)
Completion
Sep 5, 2022 (Actual)
Last update posted
Aug 18, 2023

2021 – 2022

United States locations

U.S. sites
9
U.S. states
8
U.S. cities
9
Facility City State ZIP Site status
University of California Irvine Orange California 92868 —
George Washington University Hospital Washington D.C. District of Columbia 20037 —
Alternative Research Associates, LLC Hialeah Florida 33012 —
Alternative Research Associates, LLC Miami Florida 33143 —
Loyola University Medical School Maywood Illinois 60600 —
Harvard Medical School- Bringham and Women's Hospital Boston Massachusetts 02115 —
Henry Ford Detroit Michigan 48202 —
Ascension Medical Group- St. John Clinic Infectious Disease Tulsa Oklahoma 74101 —
Houston Methodist Research Institute Houston Texas 77030 —

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 38 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04629703, 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 Oct 24, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04629703 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →