How do these guys get away with mandates on drugs that aren't licensed when the FDA code says that it has to be voluntary?

https://www.law.cornell.edu/us....code/text/21/360bbb-

21 U.S. Code § 360bbb–3 -  Authorization for medical products for use in emergencies | U.S. Code | US Law | LII / Legal Information Institute
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21 U.S. Code § 360bbb–3 - Authorization for medical products for use in emergencies | U.S. Code | US Law | LII / Legal Information Institute