The purpose of the present invention is to provide an intraorally disintegrable tablet, etc., said tablet having a high tablet hardness and excellent disintegrability even in the case of containing a large amount of a medicinal ingredient. Provided are a disintegrable granular composition that is produced by a granulation method comprising at least two stages, and an intraorally disintegrable tablet that contains a medicinal ingredient having a distribution coefficient of -6.0 to 10.0, in particular, the intraorally disintegrable tablet that has a tablet hardness of 30 to 100 N and a disintegration time in water of 10 to 30 sec., etc.本發明提供一種即便藥效成分之含量較高，亦具有優異之錠劑硬度與崩解性之口腔內崩解錠劑等。本發明之口腔內崩解錠劑係含有以至少二階段之造粒法製造之崩解性粒子組成物、及分配係數為-6.0~10.0之藥效成分者，尤其是如錠劑硬度為30~100N，水中崩解時間為10~30秒之口腔內崩解錠劑。
