| abstract |
The invention relates to porous rapid disintegration pills containing an active ingredient, based on chitosan or an alkaline derivative of chitosan, obtained by an instillation process, consisting of instilling an aqueous solution or dispersion of chitosan or an alkaline derivative of chitosan, one or more active ingredients, where appropriate other adjuvant substances, and an acid, in a coolant at a maximum temperature of 5 ° C so that the solution or dispersion solidifies in the form of drops; isolate the solidified drops or pills; and desiccate them. The invention also relates to the use of the pills for the preparation of a medicament or a diagnostic substance. |