"Botulinum toxins are not expected to cause death of neurons if they just block signals between neurons and muscles, which is the well-established mode of action for this class of toxins," said Min ...

Botox temporarily blocks a neurotransmitter called acetylcholine, preventing nerve signals from reaching muscles. As your body metabolizes the toxin, nerve function returns and symptoms gradually ...

Botox, while generally safe, carries a risk of neurological side effects, such as drooping eyelids, dizziness, and headache. More serious complications, including nerve damage, may occur in rare cases ...