3,4-Dihydroxyphenylethylamine derivatives and their use

Novel 3,4-dihydroxyphenylethylamine derivatives possess dopaminergic activity in animals and are therefore useful in the treatment of iner alia congestive heart failure, renal failure and reversible obstructive airways disease. The compounds are generally administered in the form of a pharmaceutical composition comprising the active ingredient in admixture with a pharmaceutically acceptable adjuvant, diluent or carrier.