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An aminoperhydroquinazoline poison found mainly in the liver and ovaries of fishes in the order tetraodontiformes, which are eaten. The toxin causes paresthesia and paralysis through interference with neuromuscular conduction. Tetrodotoxin is being investigated by Wex Pharmaceuticals for the treatment of chronic and breakthrough pain in advanced cancer patients as well as for the treatment of opioid dependence.
An aminoperhydroquinazoline poison found mainly in the liver and ovaries of fishes in the order tetraodontiformes, which are eaten. The toxin causes paresthesia and paralysis through interference with neuromuscular conduction. Tetrodotoxin is being investigated by Wex Pharmaceuticals for the treatment of chronic and breakthrough pain in advanced cancer patients as well as for the treatment of opioid dependence.
Tetrodotoxin binds to site 1 of the fast voltage-gated sodium channel located at the extracellular pore opening. The binding of any molecules to this site will temporarily disable the function of the ion channel. Saxitoxin and several of the conotoxins also bind the same site.
用于镇痛和控制阿片类依赖戒断症状（用于戒毒）。
One entry per invention. Patent families filed in the US, EP, WO and CN offices.
