It's a widely used, well tolerated and very safe.
It is on the WHO's list of essential medicines.
If there is even a small chance that, taken prophilactically, it will keep you from getting covid or taken early in the disease will keep it from getting worse, isn't it worth trying?
Why the demonization?
“Why the demonization?”
Because they can smear conservatives as Neaderthals who believe in primitive superstitions like eating “horse paste” to ward off COVID and ignore the proven, sophisticated, modern, and hip mRNA technology.