Abstract: The present invention relates to (S)-proline sulfonamide compounds of formula (I) wherein R1 and R2 are as described in the description, or pharmaceutically acceptable salts thereof, for use in the prevention or treatment of diseases or disorders related to the orexin system. The present invention also relates to the use of (S)-proline sulfonamide compounds of formula (II) as pharmaceuticals, to pharmaceutical compositions comprising compounds of formula (II), and especially their use in the prevention or treatment of diseases or disorders related to the orexin system.

Abstract: The present invention relates to 2-(1,2,3-triazol-2-yl)benzamide and 3-(1,2,3-triazol-2-yl)picolinamide derivatives of formula (I) wherein Ar1, Q, and R1 to R5 are as described in the description, to their preparation, to pharmaceutically acceptable salts thereof, and to their use as pharmaceuticals, to pharmaceutical compositions containing one or more compounds of formula (I), and especially to their use as orexin receptor antagonists.

Abstract: The present invention relates to [ortho bi-(hetero-)aryl]-[2-(meta bi-(hetero-)aryl)-pyrrolidin-1-yl]-methanone derivatives of formula (I) wherein R, and the rings A1 A2 and A3 are as described in the description, to pharmaceutically acceptable salts thereof, to their preparation, to pharmaceutical compositions containing one or more compounds of formula (I), and to their use as pharmaceuticals, especially to their use as orexin receptor antagonists.

Abstract: The present invention relates to (S)-proline sulfonamide compounds of formula (I), wherein R1 and R2 are as described in the description, or pharmaceutically acceptable salts thereof, for use in the prevention or treatment of diseases or disorders related to the orexin system. The present invention also relates to the use of (S)-proline sulfonamide compounds of formula (II) as pharmaceuticals, to pharmaceutical compositions comprising compounds of formula (II), and especially their use in the prevention or treatment of diseases or disorders related to the orexin system.

Abstract: The present invention relates to compounds of the formula (I) wherein Ar1, R1, R2, R3, R4a, R4b and (R5)n are as described in the description, to their preparation, to pharmaceutically acceptable salts thereof, and to their use as pharmaceuticals, to pharmaceutical compositions containing one or more compounds of formula (I), and especially to their use as orexin receptor antagonists.

Abstract: The present invention relates to 2-(1,2,3-triazol-2-yl)benzamide and 3-(1,2,3-triazol-2-yl)picolinamide derivatives of formula (I) wherein Ar1, Q, and R1 to R5 are as described in the description, to their preparation, to pharmaceutically acceptable salts thereof, and to their use as pharmaceuticals, to pharmaceutical compositions containing one or more compounds of formula (I), and especially to their use as orexin receptor antagonists.

Abstract: The present invention relates to (S)-proline sulfonamide compounds of formula (I) wherein R1 and R2 are as described in the description, or pharmaceutically acceptable salts thereof, for use in the prevention or treatment of diseases or disorders related to the orexin system. The present invention also relates to the use of (S)-proline sulfonamide compounds of formula (II) as pharmaceuticals, to pharmaceutical compositions comprising compounds of formula (II), and especially their use in the prevention or treatment of diseases or disorders related to the orexin system.

Abstract: The present invention relates to (S)-proline sulfonamide compounds of formula (I) wherein R1 and R2 are as described in the description, or pharmaceutically acceptable salts thereof, for use in the prevention or treatment of diseases or disorders related to the orexin system. The present invention also relates to the use of (S)-proline sulfonamide compounds of formula (II) as pharmaceuticals, to pharmaceutical compositions comprising compounds of formula (II), and especially their use in the prevention or treatment of diseases or disorders related to the orexin system.

Abstract: The present invention relates to (S)-proline sulfonamide compounds of formula (I) wherein R1 and R2 are as described in the description, or pharmaceutically acceptable salts thereof, for use in the prevention or treatment of diseases or disorders related to the orexin system. The present invention also relates to the use of (S)-proline sulfonamide compounds of formula (II) as pharmaceuticals, to pharmaceutical compositions comprising compounds of formula (II), and especially their use in the prevention or treatment of diseases or disorders related to the orexin system.

Abstract: The present invention relates to pyrazole and imidazole derivatives of formula (I) wherein U, V, L, X, Y, R1, (R2)n and (R3)m and ring A are as described in the description, to their preparation, to pharmaceutically acceptable salts thereof, and to their use as pharmaceuticals, to pharmaceutical compositions containing one or more compounds of formula (I), and especially to their use as orexin receptor antagonists.

Abstract: The present invention relates to lactam derivatives of formula (I) wherein Y, R1, R2 and R3 are as described in the description, to their preparation, to pharmaceutically acceptable salts thereof, and to their use as pharmaceuticals, to pharmaceutical compositions containing one or more compounds of formula (I), and especially to their use as orexin receptor antagonists.

Abstract: The present invention relates to (S)-proline sulfonamide compounds of formula (I) wherein R1 and R2 are as described in the description, or pharmaceutically acceptable salts thereof, for use in the prevention or treatment of diseases or disorders related to the orexin system. The present invention also relates to the use of (S)-proline sulfonamide compounds of formula (II) as pharmaceuticals, to pharmaceutical compositions comprising compounds of formula (II), and especially their use in the prevention or treatment of diseases or disorders related to the orexin system.

Abstract: The present invention relates to oxazolidinone derivatives of formula (I) wherein Y, R3 and R4 are as described in the description, to their preparation, to pharmaceutically acceptable salts thereof, and to their use as pharmaceuticals, to pharmaceutical compositions containing one or more compounds of formula (I), and especially to their use as orexin receptor antagonists.

Abstract: The present invention relates to oxazolidinone derivatives of formula (I) wherein Y, R3 and R4 are as described in the description, to their preparation, to pharmaceutically acceptable salts thereof, and to their use as pharmaceuticals, to pharmaceutical compositions containing one or more compounds of formula (I), and especially to their use as orexin receptor antagonists.

Abstract: The present invention relates to thiazolidin-4-one and [1,3]-thiazinan-4-one compounds of formula (I) wherein X, Y, R3 and R4 are as described in the description, or pharmaceutically acceptable salts thereof, for the prevention or treatment of diseases related to the orexin system. The present invention also relates to novel thiazolidin-4-one compounds of formula (II) and their use as pharmaceuticals, pharmaceutical compositions containing one or more compounds of formula (II), and especially their use as orexin receptor antagonists.

Abstract: The invention relates to novel phenethylamide derivatives and their wherein A, B, R1, R2 and R3 are as described in the application, and to the use of such compounds, or of pharmaceutically acceptable salts of such compounds, as medicaments, especially as orexin receptor antagonists.

Abstract: The invention relates to tetrazole compounds of formula (I) wherein X, Y, Z, R1, R2 and R3 are as described in the description; to pharmaceutically acceptable salts thereof, and to the use of such compounds use as medicaments, especially as orexin receptor antagonists.