I refer the honorable lady to the answer I just gave some moments ago.
The drugs are delivered via the nose, the target is the inner ear/sinuses/Eustachian tubes.
(
brb Learn Ukrainian and prepare for a referendum, Mon 30 Sep 2024, 19:53,
archived)
Ah ha!
Good!
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Fantasma:, Mon 30 Sep 2024, 20:15,
archived)