Generally if it's effective orally, it'll be effective intravenously, so I would expect it to work...the issue with dosage is more likely to be in the opposite direction, with significant side effects due to overdosing.
One concern is neurotoxicity after large overdoses, which in most mammalian species may manifest as central nervous system depression,[58] ataxia, coma, and death
I suppose if you overdose hard enough, it would cure COVID in addition to the brain worm
Trump knows exactly what he's doing: fucking over the US like his handler tells him to, while causing wild market swings that his friends (okay, associates) can make bank off of
I'm pretty sure they were throwing drones in on the side of the people, not the government.