5 the sodium-dependent uptake of [ 3h ] -noradrenaline into rabbit brain synaptosomes was prevented by dopexamine hydrochloride ( ic50 26 nm ) and cocaine ( ic50 108 nm ) , as well as by two other catecholamines used in the treatment of heart failure , dopamine ( ic50 270 nm ) and dobutamine ( ic50 380 nm ) .
C0007412
catecholamines
C0013030
dopamine