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1. A hormone produced by the adrenal (suprarenal) medulla, similar in chemical and pharmacological properties to epinephrine but chiefly a vasoconstrictor with little effect on cardiac output.
2. A neurotransmitter released by most sympathetic postganglionic neurons and by some neurons of the brain. A disturbance in its metabolism at important brain sites has been implicated in affective disorders. It is used to manage severe hypotension, esp. in patients with neurogenic or septic shock.
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Venes, Donald, editor. "Norepinephrine." Taber's Medical Dictionary, 24th ed., F.A. Davis Company, 2021. Nursing Central, nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/769257/all/norepinephrine.
Norepinephrine. In: Venes DD, ed. Taber's Medical Dictionary. F.A. Davis Company; 2021. https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/769257/all/norepinephrine. Accessed May 29, 2023.
Norepinephrine. (2021). In Venes, D. (Ed.), Taber's Medical Dictionary (24th ed.). F.A. Davis Company. https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/769257/all/norepinephrine
Norepinephrine [Internet]. In: Venes DD, editors. Taber's Medical Dictionary. F.A. Davis Company; 2021. [cited 2023 May 29]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/769257/all/norepinephrine.
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