| 摘要 |
PROBLEM TO BE SOLVED: To provide an oral solid preparation that contains ambroxol or salt thereof as an active ingredient, and inhibits a content thereof from decreasing with time, and a method of producing the same.SOLUTION: An ambroxol containing oral solid preparation is obtained by the following process: a mixed powder containing 4 pts.mass or more of stearic acid relative to 1 pts.mass of ambroxol or salt thereof, is fluidized to a temperature of a melting point or more of the stearic acid in a fluidized bed drying machine, and then cooled and solidified. |
