Product name: botulinum toxin
Description: Botulinum toxin is a protein and neurotoxin produced by the bacterium Clostridium botulinum. It is the most acutely toxic substance known, with an estimated human median lethal dose of 1.3–2.1 ng/kg intravenously or intramuscularly and 10–13 ng/kg when inhaled. Botulinum toxin can cause botulism, a serious and life-threatening illness in humans and animals. Three forms of botulinum toxin type A (Botox®, Dysport® and Xeomin®) and one form of botulinum toxin type B (MyoBloc®) are available commercially for various cosmetic and medical procedures.