The invention relates to cycloalkyl-substituted 7-amino-4-quinolone-3-carboxylic acid derivatives and to the physiologically tolerated salts and physiologically functional derivatives thereof.The invention relates to compounds of the formula I ##STR00001## in which the radicals have the stated meanings, and to the physiologically tolerated salts thereof. The compounds are suitable for example as medicaments for the prevention and treatment of type 2 diabetes.