A compound of the formula I and/or any stereoisomeric form of the compound of the formula I and/or a mixture of these forms in any ratio and/or a physiologically acceptable salt of the compound of the formula I where U is -(C 1 -C 4)-alkylene-Het-Z and where U and Z together are the radical and the pyridyl moiety in the radical is unsubstituted or substituted by methyl or ethyl, n is zero, R is a hydrogen atom or -(C 1 -C 4)-alkyl, V is 1) a hydrogen atom, 2) -(C 1 -C 3)-alkyl or 3) fluorine, chlorine or bromine, W is -(C 1 -C 3)-alkylene, X is an aromatic five- to thirteen-membered heterocycle, where the heterocycle is selected from the group consisting of isoxazolyl, 1,2,3-oxadiazolyl, 1,2,4-oxadiazolyl, 1,2,5-oxadiazolyl, 1,3,4-oxadiazolyl, oxazolyl, 1,2,3-thiadiazolyl, 1,2,4-thiadiazolyl, 1,2,5-thiadiazolyl, 1,3,4-thiadiazolyl, thienopyridinyl or thienyl, and the heterocycle is unsubstituted or mono-, di- or trisubstituted independently by R1, Y is 1) -(C 3 -C 6)-cycloalkyl, where cycloalkyl is unsubstituted or mono-, di- or trisubstituted independently by R1, 2) -(C 6 -C 14)-aryl, where aryl is selected from the group consisting of indanyl, naphthyl, phenyl or tetrahydronaphthalenyl, where aryl is unsubstituted or mono-, di- or trisubstituted independently by R1, or 3) a heterocycle, where the heterocycle is selected from the group consisting of 2,3-dihydrobenzo[1,4]dioxin, isoxazolyl, 1,2,3-oxadiazolyl, 1,2,4-oxadiazolyl, 1,2,5-oxadiazolyl, 1,3,4-oxadiazolyl, oxazolyl, 1,2,3-thiadiazolyl, 1,2,4-thiadiazolyl, 1,2,5-thiadiazolyl, 1,3,4-thiadiazolyl, thienopyridinyl or thienyl, and Het is unsubstituted or mono-, di- or trisubstituted independently by R1, and R1 is fluorine, chlorine, bromine, -(C 1 -C 4)-alkyl, -(C 0 -C 4)-alkylene-phenyl, -O-CH 3, -O-(C 1 -C 4)-alkylene-phenyl, where phenyl is unsubstituted or mono- or disubstituted by fluorine, chlorine, bromine or -O-(C 1 -C 4)-alkyl, -(C 3 -C 6)-cycloalkyl or - CF 3. n is zero, R is a hydrogen atom or -(C 1 -C 4)-alkyl, V is 1) a hydrogen atom, 2) -(C 1 -C 3)-alkyl or 3) fluorine, chlorine or bromine, 1) a hydrogen atom, 2) -(C 1 -C 3)-alkyl or 3) fluorine, chlorine or bromine, W is -(C 1 -C 3)-alkylene, X is an aromatic five- to thirteen-membered heterocycle, where the heterocycle is selected from the group consisting of isoxazolyl, 1,2,3-oxadiazolyl, 1,2,4-oxadiazolyl, 1,2,5-oxadiazolyl, 1,3,4-oxadiazolyl, oxazolyl, 1,2,3-thiadiazolyl, 1,2,4-thiadiazolyl, 1,2,5-thiadiazolyl, 1,3,4-thiadiazolyl, thienopyridinyl or thienyl, and the heterocycle is unsubstituted or mono-, di- or trisubstituted independently by R1, Y is 1) -(C 3 -C 6)-cycloalkyl, where cycloalkyl is unsubstituted or mono-, di- or trisubstituted independently by R1, 2) -(C 6 -C 14)-aryl, where aryl is selected from the group consisting of indanyl, naphthyl, phenyl or tetrahydronaphthalenyl, where aryl is unsubstituted or mono-, di- or trisubstituted independently by R1, or 3) a heterocycle, where the heterocycle is selected from the group consisting of 2,3-dihydrobenzo[1,4]dioxin, isoxazolyl, 1,2,3-oxadiazolyl, 1,2,4-oxadiazolyl, 1,2,5-oxadiazolyl, 1,3,4-oxadiazolyl, oxazolyl, 1,2,3-thiadiazolyl, 1,2,4-thiadiazolyl, 1,2,5-thiadiazolyl, 1,3,4-thiadiazolyl, thienopyridinyl or thienyl, and Het is unsubstituted or mono-, di- or trisubstituted independently by R1, and R1 is fluorine, chlorine, bromine, -(C 1 -C 4)-alkyl, -(C 0 -C 4)-alkylene-phenyl, -O-CH 3, -O-(C 1 -C 4)-alkylene-phenyl, where phenyl is unsubstituted or mono- or disubstituted by fluorine, chlorine, bromine or -O-(C 1 -C 4)-alkyl, -(C 3 -C 6)-cycloalkyl or - CF 3. Y is 1) -(C 3 -C 6)-cycloalkyl, where cycloalkyl is unsubstituted or mono-, di- or trisubstituted independently by R1, 2) -(C 6 -C 14)-aryl, where aryl is selected from the group consisting of indanyl, naphthyl, phenyl or tetrahydronaphthalenyl, where aryl is unsubstituted or mono-, di- or trisubstituted independently by R1, or 3) a heterocycle, where the heterocycle is selected from the group consisting of 2,3-dihydrobenzo[1,4]dioxin, isoxazolyl, 1,2,3-oxadiazolyl, 1,2,4-oxadiazolyl, 1,2,5-oxadiazolyl, 1,3,4-oxadiazolyl, oxazolyl, 1,2,3-thiadiazolyl, 1,2,4-thiadiazolyl, 1,2,5-thiadiazolyl, 1,3,4-thiadiazolyl, thienopyridinyl or thienyl, and Het is unsubstituted or mono-, di- or trisubstituted independently by R1, and 1) -(C 3 -C 6)-cycloalkyl, where cycloalkyl is unsubstituted or mono-, di- or trisubstituted independently by R1, 2) -(C 6 -C 14)-aryl, where aryl is selected from the group consisting of indanyl, naphthyl, phenyl or tetrahydronaphthalenyl, where aryl is unsubstituted or mono-, di- or trisubstituted independently by R1, or 3) a heterocycle, where the heterocycle is selected from the group consisting of 2,3-dihydrobenzo[1,4]dioxin, isoxazolyl, 1,2,3-oxadiazolyl, 1,2,4-oxadiazolyl, 1,2,5-oxadiazolyl, 1,3,4-oxadiazolyl, oxazolyl, 1,2,3-thiadiazolyl, 1,2,4-thiadiazolyl, 1,2,5-thiadiazolyl, 1,3,4-thiadiazolyl, thienopyridinyl or thienyl, and Het is unsubstituted or mono-, di- or trisubstituted independently by R1, and R1 is fluorine, chlorine, bromine, -(C 1 -C 4)-alkyl, -(C 0 -C 4)-alkylene-phenyl, -O-CH 3, -O-(C 1 -C 4)-alkylene-phenyl, where phenyl is unsubstituted or mono- or disubstituted by fluorine, chlorine, bromine or -O-(C 1 -C 4)-alkyl, -(C 3 -C 6)-cycloalkyl or - CF 3.