Can you be poisoned by too much Botox?

Yes, you can be poisoned by too much Botox! Like all medications, Botox has to be administered within the therapeutic range. Too little is not effective, and too much is an overdose. With extreme dosages (well beyond the approved amounts), the treatment could be lethal, and that’s why, technically, it could be used as rat poison.

Can you be poisoned by too much Botox?