FIELD: medicine, pharmaceutics.
SUBSTANCE: invention refers to new carboxamide compounds of formula such as below, their tautomers and pharmaceutically acceptable salts, wherein the values R1, R2, R3a, R3b, R4, Q, Y, A and X are presented in clause 1 of formula 
.
EFFECT: compounds are cell calpain (calcium-dependent cysteine protease) inhibitors that makes them applicable for treating some diseases related to high activity of calpain.
33 cl, 2 tbl, 75 ex, 7 dwg
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