Abstract: A compound selected from those of formula (I): in which: W represents N or C—R1; in which R1 is as defined in the description, X represents N or C—R2 in which R2 is as defined in the description, Y represents a group selected from oxygen, sulfur, —NH, and —Nalkyl, Z represents a group selected from oxygen, sulphur, —NR8 in which R8 is as defined in the description, and optionally carbon depending the definition of Y, n is an integer from 0 to 8 inclusive, Z1 represents a group —CR9R10 wherein R9 and R10, are as defined in the description, which group contains optionally multiple bonds or heteroatomes, A represents a cyclic group, m is an integer from 0 to 7 inclusive, the group(s) R4 is (are) as defined in the description, R3 represents a group selected from hydrogen, alkyl, alkenyl, alkynyl, and the group of formula: in which p, Z2, B, q, and R13 are as defined in the description, optionally, its racemic forms, isomers thereof, N-oxydes thereof, and its the pharmaceutically acceptable salts thereof

Abstract: The present invention relates to triazolo[4,3-a]quinazoline-5-ones and 5-thiones of Formula I and Formula II, whereby I and II are position isomers of group R on nitrogen 3 or 4. Optionally, the invention also relates to the racemic forms, isomers and pharmaceutically acceptable salts thereof. The invention further relates to a method for the production thereof and to compositions containing said derivatives.

Abstract: A compound selected from those of formula (I): 1