administration of a single oral 2.5 mg dose of bromocriptine ( brc ) , a dopamine ( da ) receptor agonist , to normal male volunteers results in comparable marked decreases in resting supine plasma concentrations of da ( decrement 2 h after drug administration was 67 +/- 5 % ; mean +/- se ) , norepinephrine ( ne ; 63 +/- 3 % ) and epinephrine ( e ; 65 +/- 5 % ) ;
C0028351
norepinephrine
C0014563
epinephrine