Here is something else (mouthwash) that a doctor mentioned on a podcast interview .... easily obtained:
Cetylpyridinium chloride-containing mouthwashes shown to inhibit SARS-CoV-2 in oral cavity
https://lewlewmedia.com/cetylpyridinium-chloride-containing-mouthwashes-shown-to-inhibit-sars-cov-2-in-oral-cavity/
Check the ingredients on the mouthwash, but I believe ACT, Scope & Colgate have it.
Bookmark