Patent ID: 8426455

Claim:
A therapeutic agent for hyperlipidemia, comprising: a compound represented by the following formula (1): wherein R 1 and R 2 , which may be identical or different, each represent a hydrogen atom, a methyl group or an ethyl group; R 3 a, R 3 b, R 4 a and R 4 b, which may be identical or different, each represent a hydrogen atom, a halogen atom, a nitro group, a hydroxyl group, a C 1-4 alkyl group, a trifluoromethyl group, a C 1-4 alkoxy group, a C 1-4 alkylcarbonyloxy group, a di-C 1-4 alkylamino group, a C 1-4 alkylsulfonyloxy group, a C 1-4 alkylsulfonyl group, a C 1-4 alkylsulfinyl group, or a C 1-4 alkylthio group, or R 3 a and R 3 b, or R 4 a and R 4 b are joined to represent an alkylenedioxy group; X represents an oxygen atom, a sulfur atom or N-R 5 wherein R 5 represents a hydrogen atom, a C 1-4 alkyl group, a C 1-4 alkylsulfonyl group, or a C 1-4 alkyloxycarbonyl group; Y represents an oxygen atom, a S(O)1 group wherein 1 represents a number from 0 to 2, a carbonyl group, a carbonylamino group, an aminocarbonyl group, a sulfonylamino group, an aminosulfonyl group, or an NH group; Z represents CH or N; n represents a number from 1 to 6; and m represents a number from 2 to 6, or a salt of said compound; and a pitavastatin, or a salt thereof, or a lactone thereof, or a hydrate thereof or a hydrate of a salt thereof in combination, wherein the compound represented by the formula (1) is (R)-2-[3-[[N-(benzoxazol-2-yl)-N-3-(4-methoxyphenoxy)propyl]aminomethyl]phenoxy]butyric acid or a salt thereof.