Nitric Oxide Nasal Spray Lowers SARS-CoV-2 Viral Load By 94% in 24 Hours, Study Shows


A new study published ( July 12 in The Lancet Regional Health Southeast Asia journal has found that nitric oxide nasal spray (NONS) can reduce the viral load of SARS-CoV-2 by 94% within 24 hours and by 99% by 48 hours.

“The robust double-blind trial demonstrated significant efficacy and remarkable safety of NONS,” Monika Tandon, Senior VP & Head, Clinical Development, Glenmark, and one of the authors of the study explained (

“This therapy has the potential to make a crucial contribution to COVID-19 management, with its ease of use in the current highly transmissible phase of pandemic,” Tandon added in his statement.

The study was done during the Omicron and Delta surges in February.

Published by markskidmore

Mark Skidmore is Professor of Economics at Michigan State University where he holds the Morris Chair in State and Local Government Finance and Policy. His research focuses on topics in public finance, regional economics, and the economics of natural disasters. Mark created the Lighthouse Economics website and blog to share economic research and information relevant for navigating tumultuous times.

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