PROBLEM TO BE SOLVED: To provide a solid composition that prevents irritation to digestive tracts by a drug having irritation properties to digestive tracts and can be produced by a simple production method.SOLUTION: The oral solid composition contains a digestive tract irritating drug and a water-swellable polymer, and can be obtained by performing wet granulation with water and hydrous alcohol.COPYRIGHT: (C)2013,JPO&INPIT【課題】簡易な製造方法で製造できる消化管刺激性を有する薬物による消化管への刺激を防止した固形組成物の提供。【解決手段】消化管刺激性薬物および水膨潤性高分子を含有し、水又は含水アルコールで湿式造粒して得られる経口固形組成物。【選択図】なし