Aminoalkyloxazole and aminoalkylthiazolecarboxylic acid amides of formulae (1) and (2)where X represents O or S, Y represents C or N, where the two atoms must be different from one another, R2 represents hydrogen or acyl and R1 and R3, which may be identical or different, represent a substituent selected from the group consisting of branched or straight-chain, substituted or unsubstituted alkyl groups, alkylcycloalkyl groups, alkylaryl groups, cycloalkyl groups, cycloalkylaryl groups, aryl groups and arylcycloalkyl groups which optionally contain heteroatoms, a pharmaceutically acceptable salt, a stereoisomer, a stereoisomer mixture, a tautomer or a prodrug compound, preferably a prodrug ester and a prodrug peptide, thereof.
