The present invention provides bradykinin-B1 antagonists of the formula ##STR00001## in which A, Ar, G, Q, R.sup.1 and R.sup.4 are as defined in claim 1, their enantiomers, their diastereomers, their mixtures and their salts, in particular their physiologically acceptable salts with organic or inorganic acids or bases having useful properties, their preparation, medicaments comprising the pharmacologically effective compounds, their preparation and their use.