abstract |
A foaming composition including (a) over 25 wt % of a powdered active principle, and (b) 1-20 wt % of a surfactant, the balance (c) being water. The powdered active principle has a particle size of less than 20 νm. Foams obtained using said composition and a propellant gas, particularly for rectal application, and a method for preparing the composition, are also disclosed. |