SPIRO RING COMPOUNDS AND PHARMACEUTICAL USE THEREOF

摘要

PROBLEM TO BE SOLVED: To provide medicaments for modulating the function of GPR40, in particular, medicaments as GPR40 agonist for treating or preventing diabetes mellitus, hyperglycemia, impaired glucose tolerance, impaired fasting glucose and the like.SOLUTION: There are provided spiro ring compounds represented by the general formula [Ia] in the figure, pharmaceutically acceptable salts thereof or solvates thereof.