"Ummm yeah, I know you just joined the military, but you're going to need an untested, unapproved anthrax vaccine!"

ACCORDING TO 21 CFR PART 50.23 SUBPART B (4) (d)

https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=50.23

https://youtu.be/xXTYJkipAj0