Introduction
viral infection
VIRAL INFECTION
COVID-19 is a viral infection of high transmission, requiring controls in addition to vaccines for the mitigation of its spread. One contamination route is through saliva (There is also some clinical evidence of the effect of CPC-containing mouthwashes on salivary SARS-CoV-2 viral load. One study showed that rinsing for 30 s using mouthwashes with 0.075% CPC reduced salivary SARS-CoV-2 levels in COVID-19 patients within 5 min, and these effects were maintained for up to 6 h (Based on published 