Ok Steve, what exactly are you saying that we can buy OTC to stop this in its tracks? Because if that were actually true, much of the planet would love to try it.
Please provide clinical results to back up your claims.
Zinc oxide and an zinc ionaphor for zinc which helps carry the zinc ion into the cell. An over the counter ionaphor is Quercetin which are in some foods.
This report on how to treat cancer is using the same system which uses chloroquine as the ionaphor which isn't over the counter
Treating cancer is the same principle as treating this corona virus the zinc will kill both.
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0109180
This article is called
Zn2+ Inhibits Coronavirus and Arterivirus RNA Polymerase Activity In Vitro and Zinc Ionophores Block the Replication of These Viruses in Cell Culture
https://journals.plos.org/plospathogens/article?id=10.1371/journal.ppat.1001176
The second method is breathing hot air of 104 deg F for over an hour. You can use your imagination on how that can be done. which isn't difficult.