You would still have FDA and the approval process, and it could continue to be strict (or even stricter). If vendors are lying about their product being FDA approved, that would be illegal (just like it is now). I don't see how this would change anything in that regard.

I'm surprised how many people are either forget or intentionally misrepresent the actual real-world scenario of letting people handle medical advice by themselves.

We already did this experiment 1-Javascript-Framework-lifecycle-equivalent ago.

https://en.wikipedia.org/wiki/Ivermectin_during_the_COVID-19...