PROBLEM TO BE SOLVED: To provide a medicine which uses a solid preparation in which production of lactone forms of pitavastatin and salts thereof is suppressed.SOLUTION: The medicine comprises component (A) which is pitavastatin and salts thereof, and component (B) which is one or more selected from the group consisting of carmellose and salts thereof, crospovidone and crystalline cellulose, and stores in a hermetic package an orally disintegrating tablet with a water content of 2.9 mass% or less.COPYRIGHT: (C)2014,JPO&INPIT【課題】ピタバスタチン又はその塩のラクトン体生成が抑制された固形製剤を用いた医薬品を提供すること。【解決手段】次の成分(A)及び(B):(A)ピタバスタチン又はその塩;(B)カルメロース及びその塩、クロスポビドン並びに結晶セルロースよりなる群から選ばれる1種以上;を含有し、かつ、水分含量が2.9質量%以下である口腔内崩壊型錠剤が、気密包装体に収容してなる医薬品。【選択図】なし