however , when at ii was reinfused , it resulted in only 2.1 , 2.2 , 2.3 , 1.9 and 2.4-fold increases , respectively , after infusion of methoxamine , norepinephrine , metaraminol , epinephrine , and phenylephrine .
C0028351
norepinephrine
C0014563
epinephrine