Epinephrine mix

[anbuitachi]

Is there a reason to why we use epinephrine w local anesthetics and not norepinephrine? I tried to look for some studies but didn't see much. Is it just cause it's manufactured that way?

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[Aether2000]

There may be a reason.... Effects of epinephrine and norepinephrine contained in 2% lidocaine on hemodynamics of the carotid and cerebral circulation in older and younger ad... - PubMed - NCBI