ANTIINFLAMMATORY 2-METHYL-2H-1,2-BENZO-(OR THIENO)THIAZINE -3-CARBOXAMIDE 1,1 DIOXIDE DERIVATIVES, COMPOSITIONS, AND METHOD OF USE THEREFOR

摘要

Certain enol ether derivatives of oxicams (1,1-dioxides of N-heteroaryl-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxamides and N-heteroaryl-4-hydroxy-2-methyl-2H-thieno[2,3-e]-1,2-thiazine-3-carbox amides) are useful as prodrugs of these antiinflammatory compounds.