NOVEL BENZOTHIAZINE AND BENZOTHIADIAZINE DERIVATIVES, METHOD FOR PREPARING SAME AND PHARMACEUTICAL COMPOSITIONS CONTAINING SAME

摘要

The invention concerns a compound of formula (I),wherein:Rrepresents an aryl or heteroaryl;Rrepresents hydrogen, halogen or a hydroxy;X represents oxygen or sulphur;Y represents oxygen, sulphur or NR wherein R represents hydrogen or an alkyl;A represents CRRor NR;Rrepresents hydrogen, alkyl or cycloalkyl;Rrepresents hydrogen or alkyl;orA represents nitrogen and forms with adjacent –CHR-the cycle (a) wherein m represents 1, 2, or 3,Rrepresents hydrogen or halogen; their isomers and their addition salts.Medicaments.