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US 12,594,238 B2Granted
Low hygroscopicity active powder compositions
AssigneePhilip Morris Products S.A.
InventorsFabiana Spadaro, Gérard Zuber
Life of this patent
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Abstract
An inhalable powder includes crystalline dry powder particles. The crystalline dry powder particles include a solid salt of an alkaloid and a sugar alcohol. The salt is solid at 25° C. The sugar alcohol may include mannitol, erythritol, myo-inositol, adonitol, xylitol, or a combination thereof. The inhalable powder may be part of a powder system that further includes a second population of particles having a particle size greater than that of the crystalline dry powder particles.
Claims18
An inhalable powder comprising:
- crystalline dry powder particles comprising:
- a solid salt of an alkaloid, wherein the salt of the alkaloid is solid at 25° C., wherein the solid salt of an alkaloid comprises nicotine bitartrate, nicotine aspartate, nicotine malate, or nicotine glutarate;
- and
- a sugar alcohol comprising erythritol, myo-inositol, adonitol, xylitol, or a combination thereof.
1 more element
Dependencies are inferred from the claim text.