| abstract |
Provided is a preparation that can improve the solubility of a drug even if the drug contains a poorly water-soluble drug in a high content. In a solid preparation containing a poorly water-soluble drug and a water-soluble polymer, if the amount of nicotinamide and / or urea added in the preparation is 0.1 to 10% by weight, the poorly water-soluble drug, particularly the drug Even when the content was high, almost all of the drug could be eluted from the preparation. |