The present invention is a method for treating hyperlipidemia comprising (4S,5R)-5-[3,5-bis(trifluoromethyl)phenyl]-3-({2-[4-fluoro-2-methoxy-5-(propan-2-yl)phenyl]-5-(trifluoromethyl)phenyl}methyl)-4-methyl-1,3-oxazolidin-2-one or its pharmaceutically acceptable salt and amlodipine or its pharmaceutically acceptable salt at a synergistic ratio of about 4:1.