| abstract |
This invention relates to methods for lowering urinary total protein comprising, administering as an active ingredient, a compound or salt thereof represented by general formula (I)wherein R1 stands for H or alkyl; R2 stands for an optionally esterified carboxyl group; R3 stands for a group actually or potentially capable of forming an anion; X shows that the phenylene and phenyl groups bind to each other directly or through a spacer having an atomic chain length of two or less; n stands for 1 or 2; ring A stands for a benzene ring having an optional substituent in addition to R2; Y stands for a bond, -O-, -S(O)m- wherein m stands for 0, 1 or 2, or -N(R4)- wherein R4 stands for H or an optionally substituted alkyl group. |