Trial
NCT04312243
NO Prevention of COVID-19 for Healthcare Providers
Phase IITERMINATEDOPERATIONALConfidence: HIGH
Sponsor
Massachusetts General Hospital
Collaborators
—
Condition
Coronavirus Infections
Intervention
Inhaled nitric oxide gas
Why stopped
COVID wave passed and we closed the study prematurely
Provenance
Dataset: 2026-07-02 • Source: ClinicalTrials.gov API v2 • Last update: 2026-03-20