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Trial ยท NCT04579393

Fostamatinib for Hospitalized Adults With COVID-19

NCT04579393, Phase 2, Completed, National Heart, Lung, and Blood Institute (NHLBI); results first posted 2022-03-02

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Fostamatinib for Hospitalized Adults With COVID-19. Trials, record NCT04579393. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT04579393

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Fostamatinib for Hospitalized Adults With COVID-19
NCT number
NCT04579393
Status
Completed
Phases
Phase 2
Enrollment
59 participants, actual
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
Conditions
Coronavirus Disease 2019
Interventions
Placebo, fostamatinib
First posted
2020-10-08
Last updated
2022-03-02
Results first posted
2022-03-02

Source ClinicalTrials.gov

Registered outcomes20

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryNumber of Participants With at Least 1 Serious Adverse EventDay 29
Number of participants with at least 1 serious adverse event by day 29 using Common Terminology Criteria for Adverse Events (CTCAE) version 5.0. CTCAE is a list of common adverse event (AE) terms. Each AE term is defined and accompanied by a grading scale (1 to 5) that indicates the severity of the AE. Grading ranges from Grade 1 which is mild to Grade 5 which is death.
SecondaryNumber of Participants With Sustained Recoveries Defined by Ordinal Scale Score of 3 or Lessday 29
Time to sustained recovery determined by ordinal scale score of 3 or less and defined as time to recovery \[either discharge from the hospital or hospitalization for infection control reasons only\], with the recovery status sustained through day 29. The ordinal scale is an assessment of the clinical status. The scale is as follows: 8) Death; 7) Hospitalized, on invasive mechanical ventilation or extracorporeal membrane oxygenation (ECMO); 6) Hospitalized, on non-invasive ventilation or high flow oxygen devices; 5) Hospitalized, requiring supplemental oxygen; 4) Hospitalized, not requiring supplemental oxygen - requiring ongoing medical care (COVID-19 related or otherwise); 3) Hospitalized, not requiring supplemental oxygen - no longer requires ongoing medical care; 2) Not hospitalized, limitation on activities and/or requiring home oxygen; 1) Not hospitalized, no limitations on activities.
SecondaryNumber of Participants Who Progress to Mechanical Ventilationday 29Number of participants who progress to mechanical ventilation by day 29
SecondaryNumber of Participants With Cumulative Clinical Endpoint of Deathday 14, day 28, day 60Number of Participants with Cumulative Clinical Endpoint of Death at Day 14, Day 28 and Day 60
SecondaryNumber of Grade 3 and 4 Adverse Events Through Day 60Day 60
Number of Grade 3 and 4 AE through day 60 using Common Terminology Criteria for Adverse Events (CTCAE) version 5.0. CTCAE is a list of common adverse event (AE) terms. Each AE term is defined and accompanied by a grading scale (1 to 5) that indicates the severity of the AE. Grading ranges from Grade 1 which is mild to Grade 5 which is death.
SecondaryParticipant Score on Ordinal ScaleDay 15, Day 29
Participant score on ordinal scale at day 15 and day 29. The ordinal scale is an assessment of the clinical status. The scale is as follows: 8) Death; 7) Hospitalized, on invasive mechanical ventilation or extracorporeal membrane oxygenation (ECMO); 6) Hospitalized, on non-invasive ventilation or high flow oxygen devices; 5) Hospitalized, requiring supplemental oxygen; 4) Hospitalized, not requiring supplemental oxygen - requiring ongoing medical care (COVID-19 related or otherwise); 3) Hospitalized, not requiring supplemental oxygen - no longer requires ongoing medical care; 2) Not hospitalized, limitation on activities and/or requiring home oxygen; 1) Not hospitalized, no limitations on activities.
SecondaryChange in C-Reactive Protein Levels From BaselineDay 3, Day 5, Day 8, Day 11, Day 15, Day 29Change in C-Reactive Protein (CRP) blood levels from baseline. The upper limit of normal is 5 mg/L (milligrams per liter).
SecondaryChange in Fibrinogen Levels From Baseline.Day 3, Day 5, Day 8, Day 11, Day 15, Day 29Change in Fibrinogen blood levels from baseline. The upper limit of normal is Fibrinogen 466 milligrams per decilitre (mg/dL).
SecondaryChange in D-Dimer Levels From BaselineDay 3, Day 5, Day 8, Day 11, Day 15, Day 29Change in D-Dimer blood levels from baseline. The upper limit of normal is 0.50 mcg/mL (microgram per milliliter).
SecondaryChange in Ferritin Levels From BaselineDay 3, Day 5, Day 8, Day 11, Day 15, Day 29Change in Ferritin levels from baseline. The upper limit of normal for Ferritin is 400 mcg/L (micrograms per liter).

Outcomes20

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYNumber of Participants With at Least 1 Serious Adverse EventDay 29Intention-to-treat analysisParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYNumber of Participants With Sustained Recoveries Defined by Ordinal Scale Score of 3 or Lessday 29ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYNumber of Participants Who Progress to Mechanical Ventilationday 29Participants who were not receiving mechanical ventilation at baselineParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYNumber of Participants With Cumulative Clinical Endpoint of Deathday 14, day 28, day 60Intention-to-treat analysisParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYNumber of Grade 3 and 4 Adverse Events Through Day 60Day 60Intention-to-treat analysisAdverse EventsNUMBER
SECONDARYParticipant Score on Ordinal ScaleDay 15, Day 29intent to treat analysisscore on a scaleMEDIAN
SECONDARYChange in C-Reactive Protein Levels From BaselineDay 3, Day 5, Day 8, Day 11, Day 15, Day 29
Intent to treat analysis. 58 patients (29 in each group) provided research samples for at least one time-point since baseline except for one patient who did not take any study drug and withdrew consent after enrollment.
mg/L (milligrams per liter)MEDIAN
SECONDARYChange in Fibrinogen Levels From Baseline.Day 3, Day 5, Day 8, Day 11, Day 15, Day 29
Intent to treat analysis. 58 patients (29 in each group) provided research samples for at least one time-point since baseline except for one patient who did not take any study drug and withdrew consent after enrollment.
mg/dL (milligrams per decilitre)MEDIAN
SECONDARYChange in D-Dimer Levels From BaselineDay 3, Day 5, Day 8, Day 11, Day 15, Day 29
Intent to treat analysis. 58 patients (29 in each group) provided research samples for at least one time-point since baseline except for one patient who did not take any study drug and withdrew consent after enrollment.
mcg/mL (microgram per milliliter)MEDIAN
SECONDARYChange in Ferritin Levels From BaselineDay 3, Day 5, Day 8, Day 11, Day 15, Day 29
Intent to treat analysis. 58 patients (29 in each group) provided research samples for at least one time-point since baseline except for one patient who did not take any study drug and withdrew consent after enrollment.
mcg/L (micrograms per liter)MEDIAN

Results by group148

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Number of Participants With at Least 1 Serious Adverse EventFostamatinib With Standard of Care for Treatment of COVID-193Participants
Number of Participants With at Least 1 Serious Adverse EventPlacebo With Standard of Care for Treatment of COVID-196Participants
Number of Participants With Sustained Recoveries Defined by Ordinal Scale Score of 3 or LessFostamatinib With Standard of Care for Treatment of COVID-1927Participants
Number of Participants With Sustained Recoveries Defined by Ordinal Scale Score of 3 or LessPlacebo With Standard of Care for Treatment of COVID-1922Participants
Number of Participants Who Progress to Mechanical VentilationFostamatinib With Standard of Care for Treatment of COVID-191Participants
Number of Participants Who Progress to Mechanical VentilationPlacebo With Standard of Care for Treatment of COVID-192Participants
Number of Participants With Cumulative Clinical Endpoint of DeathFostamatinib With Standard of Care for Treatment of COVID-19day 140Participants
Number of Participants With Cumulative Clinical Endpoint of DeathPlacebo With Standard of Care for Treatment of COVID-19day 141Participants
Number of Participants With Cumulative Clinical Endpoint of DeathFostamatinib With Standard of Care for Treatment of COVID-19day 280Participants
Number of Participants With Cumulative Clinical Endpoint of DeathPlacebo With Standard of Care for Treatment of COVID-19day 283Participants

Participant flow6

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDFostamatinib With Standard of Care for Treatment of COVID-1930
Overall StudySTARTEDPlacebo With Standard of Care for Treatment of COVID-1929
Overall StudyCOMPLETEDFostamatinib With Standard of Care for Treatment of COVID-1927
Overall StudyCOMPLETEDPlacebo With Standard of Care for Treatment of COVID-1924
Overall StudyNOT COMPLETEDFostamatinib With Standard of Care for Treatment of COVID-193
Overall StudyNOT COMPLETEDPlacebo With Standard of Care for Treatment of COVID-195

Adverse events34

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherLymphocyte count decreasedInvestigationsFostamatinib With Standard of Care for Treatment of COVID-194304
otherLymphocyte count decreasedInvestigationsPlacebo With Standard of Care for Treatment of COVID-197297
otherHypoalbuminemiaMetabolism and nutrition disordersFostamatinib With Standard of Care for Treatment of COVID-192302
otherHypoalbuminemiaMetabolism and nutrition disordersPlacebo With Standard of Care for Treatment of COVID-193293
otherHypokalemiaMetabolism and nutrition disordersFostamatinib With Standard of Care for Treatment of COVID-192302
otherHypokalemiaMetabolism and nutrition disordersPlacebo With Standard of Care for Treatment of COVID-191291
otherAnemiaBlood and lymphatic system disordersFostamatinib With Standard of Care for Treatment of COVID-190300
otherAnemiaBlood and lymphatic system disordersPlacebo With Standard of Care for Treatment of COVID-193293
otherHypocalcemiaMetabolism and nutrition disordersFostamatinib With Standard of Care for Treatment of COVID-190300
otherHypocalcemiaMetabolism and nutrition disordersPlacebo With Standard of Care for Treatment of COVID-192292

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityFostamatinib With Standard of Care for Treatment of COVID-19130
Total, all-cause mortalityPlacebo With Standard of Care for Treatment of COVID-19329
Total, other adverse eventsFostamatinib With Standard of Care for Treatment of COVID-19830
Total, other adverse eventsPlacebo With Standard of Care for Treatment of COVID-191529
Total, serious adverse eventsFostamatinib With Standard of Care for Treatment of COVID-19530
Total, serious adverse eventsPlacebo With Standard of Care for Treatment of COVID-191029

Papers2

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
33367731DERIVEDPubMed
34467402DERIVEDPubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons7

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

ComparisonSource
Fostamatinib With Standard of Care for Treatment of COVID-19 vs Placebo With Standard of Care for Treatment of COVID-19: Number of Participants With at Least 1 Serious Adverse EventTrial comparisons
Fostamatinib With Standard of Care for Treatment of COVID-19 vs Placebo With Standard of Care for Treatment of COVID-19: Number of Participants Who Progress to Mechanical VentilationTrial comparisons
Fostamatinib With Standard of Care for Treatment of COVID-19 vs Placebo With Standard of Care for Treatment of COVID-19: Number of Participants That Experienced a Deep Vein Thrombosis (DVT) or Pulmonary Embolism (PE)
Trial comparisons
Fostamatinib With Standard of Care for Treatment of COVID-19 vs Placebo With Standard of Care for Treatment of COVID-19: Number of Participants With Sustained Recoveries Defined by Ordinal Scale Score of 3 or Less
Trial comparisons
Fostamatinib With Standard of Care for Treatment of COVID-19 vs Placebo With Standard of Care for Treatment of COVID-19: deaths from any causeTrial comparisons
Fostamatinib With Standard of Care for Treatment of COVID-19 vs Placebo With Standard of Care for Treatment of COVID-19: The Number of Participants That Experienced Acute Renal FailureTrial comparisons
Fostamatinib With Standard of Care for Treatment of COVID-19 vs Placebo With Standard of Care for Treatment of COVID-19: serious adverse eventsTrial comparisons

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT04579393

GET https://conductscience.org/api/trials/v1/NCT04579393/results?page=2