in anaesthetized dogs and rats , ( imidazolinyl-2 ) -2-benzodioxane 1-4 ( 170 150 ) , a benzodioxane derivative , antagonized the pressor effects induced by adrenaline , noradrenaline and phenylephrine , but did not modify the effects of acetylcholine , histamine and isoprenaline .
C0014563
adrenaline
C0028351
noradrenaline