cotarnine
noun
co·tar·nine
kō-ˈtär-ˌnēn, -nən 
: a crystalline alkaloid that is obtained by the oxidation of narcotine and has been used chiefly in the form of its chloride C12H14ClNO3 to check bleeding especially from small blood vessels
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“Cotarnine.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/cotarnine. Accessed 1 Dec. 2025.
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