There's really nothing we can do about prion diseases, can we? What does the FDA (or any other regulatory or research institution) even have in the way of prion detection?
There's a U. Minnesota spinoff company Priogen testing for chronic wasting disease. I saw them advertising on Reddit for hunters to test their deer meat. Here's a recent news story about the Pennsylvania Game Commission offering kits: https://www.fox43.com/article/news/local/pilot-project-chron...
Banning offal consumption. Banning blood donations from people who could have been exposed. Detecting the disease in postmortem examinations.
https://en.wikipedia.org/wiki/United_Kingdom_BSE_outbreak