Mouthwashes, oral rinses may inactivate human coronaviruses, study finds

Certain oral antiseptics and mouthwashes may have the ability to inactivate human coronaviruses, according to a new study. The results indicate that some of these products might be useful for reducing the viral load, or amount of virus, in the mouth after infection and may help to reduce the spread of SARS-CoV-2, the coronavirus that causes COVID-19.

source https://www.sciencedaily.com/releases/2020/10/201019125503.htm