PROBLEM TO BE SOLVED: To improve the storage stability of a composition comprising a combination of meclizine hydrochloride and an antacid.SOLUTION: To a pharmaceutical composition comprising (A) meclizine hydrochloride and (B) hydrogencarbonate and/or carbonate, added is a stabilizer comprising a lubricant.COPYRIGHT: (C)2016,JPO&INPIT【課題】塩酸メクリジンと制酸剤を組み合わせた組成物の保存安定性の向上。【解決手段】(A)塩酸メクリジン、(B)炭酸水素塩及び/又は炭酸塩を含有する医薬組成物に、滑沢剤を含有する安定化剤を添加する。【選択図】なし