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ShareEpinephrine (INN), also epinephrin (both pronounced ep-i-NEF-rin), or adrenaline (BAN) is a hormone and a neurotransmitter.
Epinephrine is sometimes shortened to epi in medical jargon.
Epinephrine plays a central role in the short-term stress reactions: the physiological response to threatening or exciting conditions (see fight-or-flight response).
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Note: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Epinephrine at Wikipedia.org. See the Wikipedia copyright page for more details.
Editor's Note: This article is not intended to provide medical advice, diagnosis or treatment.
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