单词	phentolamine
释义	phentolamine noun phen·​tol·​amine fen-ˈtä-lə-ˌmēn  -mən : an alpha-adrenergic blocking agent C17H19N3O used especially in the diagnosis and treatment of hypertension due to pheochromocytoma Word History Etymology phen- + toluidine + amine First Known Use 1952, in the meaning defined above Medical Definition phentolamine noun phen·​tol·​amine fen-ˈtäl-ə-ˌmēn, -mən  : an alpha-adrenergic blocking agent that is administered by injection in the form of its mesylate C17H19N3O·CH4O3S especially in the diagnosis and treatment of hypertension due to pheochromocytoma see regitine
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