====== Botulinum toxin ======

{{ ::botulinum_toxin.png?200|}}
[[Protein]] and [[neurotoxin]] produced by the bacterium [[Clostridium botulinum]].


===== Side effects =====

It is the most acutely lethal toxin known, with an estimated human median lethal dose (LD-50) of 1.3–2.1 ng/kg intravenously or intramuscularly and 10–13 ng/kg when inhaled.

Botulinum toxin (BTX) can cause botulism, a serious and life-threatening illness in humans and animals. 

Three forms of [[Botulinum toxin A]] (Botox, Dysport and Xeomin) and one form of botulinum toxin type B (MyoBloc) are available commercially for various cosmetic and medical procedures.

Myogenic ptosis.

===== Indications =====

[[Botulinum toxin indications]].


===== References =====