intracerebroventricular administration of adrenaline , noradrenaline phenylephrine , clonidine and histamine produced a significant rise in plasma cortisol concentration whereas isoprenaline had no effect . alpha-adrenoceptor blockers ( yohimbine or piperoxon ) per se did not alter the plasma cortisol level .
C0014563
adrenaline
C0028351
noradrenaline