PROBLEM TO BE SOLVED: To provide an orally fast-disintegrating tablet which can be produced by easy process using a simple production apparatus, and has proper moldability which is practical to use, as well as having rapid disintegratability in an oral cavity, and to provide a production method thereof, and a granulated material used as a component of the orally fast-disintegrating tablet.SOLUTION: The invention provides a composition for orally fast-disintegrating tablets containing at least one kind of excipient selected from the group consisting of saccharides and sugar alcohols, and tannic acid. The composition for orally fast-disintegrating tablets is obtained by mixing and drying each raw material with tannic acid in a dissolution state.COPYRIGHT: (C)2015,JPO&INPIT【課題】簡単な製造装置を用いて簡単な工程で製造でき、且つ口腔内で速やかな崩壊性を有するとともに、実用に耐える適度な成型性を有する口腔内速崩壊性錠剤、その製造方法、及びその口腔内速崩壊性錠剤の構成材料となる造粒物を提供する。【解決手段】糖類、及び糖アルコール類からなる群より選ばれる少なくとも1種の賦形剤、並びにタンニン酸を含む口腔内速崩壊性錠剤用組成物であって、溶解状態のタンニン酸を用いて各原料を混合し、乾燥することにより得られる、口腔内速崩壊性錠剤用組成物。【選択図】なし