The purpose of the present invention is to provide an intraoral retentive disintegrating solid preparation having excellent disintegrability and cohesiveness, a method for the production thereof, and a powder composition for use in the method for the said production.The present invention relates to an intraoral retentive disintegrating solid preparation comprising at least one kind of a disintegrator and at least one kind of a water-soluble polymer, wherein a disintegration starting time is within 40 seconds and a cohesiveness index is 0.4 or more, a method for the production thereof, and a powder composition for use in the method for the said production, etc.
