Could a simple nasal spray stop COVID before it starts?
Prevention
Terminated
This large Phase 3 trial tested whether a nitric oxide nasal spray could prevent people from catching COVID-19. Nearly 1,400 healthy adults who had never had COVID used the spray or a placebo up to three times daily for 28 days. The main goal was to see if the spray reduced the n…
Phase: PHASE3 • Sponsor: Sanotize Research and Development corp. • Aim: Prevention
Last updated Mar 30, 2026 14:30 UTC