Pharmaceutical preparations and their manufacture

摘要

A method for making a composition comprising active particles comprising an active substance comprises the steps of a) providing an emulsion having a dispersed phase comprising a solution of the active substance in a solvent and b) inducing the formation, in the emulsion, of solid particles comprising the active substance. The particles may be isolated from the emulsion. Active particles having a normalized kurtosis of at least 5 and a mean diameter of less than 100 mum are provided.