There’s a doctor in Detroit that was/is treating patients with nebulized hydrogen peroxide and adding a few drops of iodine into the mix. (”Regular off-the shelf 3% hydrogen peroxide can be utilized. Preparations of greater pharmacological purity can be obtained if desired.”)
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7308628/pdf/S0899823X20001701a.pdf
https://ozonewithoutborders.ngo/wp-content/uploads/2020/07/Novel-Approach-to-Covid-19.pdf
http://www.drwlc.com/blog/2020/03/21/hydrogen-peroxide-nebulizer-to-treat-covid-19-infection/
The FTC has been sending cease and desist letters to shut people down. https://www.ftc.gov/system/files/warning-letters/covid-19-letter_to_stuphcorp.pdf
Instructions/recipe https://www.spiritofchange.org/nebulized-peroxide-a-simple-remedy-for-covid-19/
Another peroxide/iodine recipe including making your own saline solution; https://www.spiritofchange.org/nebulized-peroxide-a-simple-remedy-for-covid-19/
Even when Trump.is “wrong” he is right...