Charybdotoxin is an amino acid neurotoxin extracted from the venom of the Leirus Quinquestatriatus Hebraus scorpion. Its original function is to cause hyperexcitability or excessive excitability on a living being. This makes this being to be extremely sensitive to any sort of external stimuli.
However, charybdotoxin contains a group of amino acids that, subjected to chemical modifications, can produce derivatives for very specific uses.