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PVP-I study #16 of 16
3/17 Early treatment study
Elzein et al., medRxiv, doi:10.1101/2021.03.07.21252302 (Preprint)
In vivo evaluation of the virucidal efficacy of Chlorhexidine and Povidone-iodine mouthwashes against salivary SARS-CoV-2
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Small RCT comparing mouthwashing with PVP-I, Chlorhexidine, and water, showing both PVP-I and Chlorhexidine were effective, with PVP-I increasing Ct by a mean of 4.45 (p < 0.0001) and Chlorhexidine by a mean of 5.69 (p < 0.0001), compared to no significant difference for water.

Elzein et al., 3/17/2021, preprint, 7 authors.
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