in rat gastric fundus preparations with tone raised by the addition of barium chloride or carbachol , and in the presence of propranolol ( 2 microm ) to prevent beta-adrenoceptor mediated effects , the adrenoceptor agonists noradrenaline , adrenaline , alpha-methylnoradrenaline , isoprenaline , cirazoline and phenylephrine all caused concentration-related relaxant responses .
C0028351
noradrenaline
C0025805
alpha-methylnoradrenaline