Povidone Iodine Mouthwash, Gargle, and Nasal Spray to Reduce Nasopharyngeal Viral Load in Patients With COVID-19: A Randomized Clinical Trial.

Guenezan, Jeremy; Garcia, Magali; Strasters, Deidre; Jousselin, Clément; Lévêque, Nicolas; Frasca, Denis; Mimoz, Olivier · JAMA Otolaryngol Head Neck Surg · 2021

rct · Level II

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Abstract

This randomized clinical trial investigates the efficacy of nasopharyngeal povidone iodine solutions in reducing the viral load of patients with COVID-19.

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