https://www.youtube.com/watch?v=Bz4fn2QFO_A
Sadly for our ganja compatriots, THC appears to inhibit the CBD activity on rna virus.
But the hopeful implication is that it should, and is likely to, provide the same pharmacological protection/theraputics from all nasty rna viruses.
Just don't look for the big pharma conglomerates to sponsor the research.
Nicotine also blocks covid 19.
Now I'm going smoking will eventually kill you and there are over 4,000 chemicals in those smoking sticks these days. But they have found a lot less covid in smokers and they have seen nicotine as a blocker.
I use nicotine mixed with water to kill insects on plants for years. Knowing that what ails you is a parasite, using nicotine only makes sense.