intravenous infusion of epinephrine or norepinephrine ( 0.1 , 0.5 , and 2.5 nmol x kg-1 x min-1 ) raised the plasma concentration of the infused amine by 2.5 , 13 , and 63 nm from resting levels of 2.4 and 3.6 nm , respectively .
C0014563
epinephrine
C0028351
norepinephrine