Patent ID: 6884794

Claim:
A medicinal powder, comprising: i) a fraction of fine particles, comprising particles of a physiologically acceptable excipient and particles of magnesium stearate, said fraction of fine particles having a mean particle size of less than 35 μm; ii) a fraction of coarse particles, comprising particles of a physiologically acceptable carrier having a particle size of at least 100 μm; and iii) one or more active ingredient in micronised form selected from the group consisting of budesonide and its epimers, formoterol and its stereoisomers, TA 2005 and its stereoisomers, salts thereof, and mixtures thereof, wherein: said fraction of fine particles (i) comprises said physiologically acceptable excipient in an amount of 90 to 99 percent by weight and said magnesium stearate in an amount of 1 to 10 percent by weight; and said fraction of fine particles and said fraction of coarse particles are present in a weight ratio of between 5:95 and 30:70.