Patent ID: 7022311

Claim:
A dry powder inhalation selected from the group consisting of: (a) a dry powder inhalation containing a micronized pharmaceutically active ingredient, a micronized surface modifier, and a carrier particle, wherein at least the micronized pharmaceutically active ingredient and the micronized surface modifier are adhered to the surface of the carrier particle, and the carrier particle is at least one of erythritol or trehalose, and the micronized pharmaceutically active agent is S-36496; (b) a dry powder inhalation having at least a micronized pharmaceutically active ingredient comprising S-36496 and a micronized surface modifier comprising lactose and having a mean particle diameter of not more than 3 μm adhered to the surface of a carrier particle comprising erythritol and having a mean particle diameter of from 50 to 90 μm.