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This will be a funny one to explain to grandkids one day
(startrek.website)
General rules:
Exceptions may be made at the discretion of the mods.
Because it is used as a horse dewormer, it is a veterinary medicine used to kill parasites.
But we're talking about humans, this narrative is weird and misleading
Not really. The whole thing started because people were buying it from farm supply stores where it was being sold for animal usage