Inhalation composition

Inhalation composition

  • CN 1,694,712 A
  • Filed: 08/21/2003
  • Published: 11/09/2005
  • Est. Priority Date: 08/21/2002
  • Status: Active Application
First Claim
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1. dry powder inhalation composition comprises:

  • (a) drug particles;

    With(b) have about 120 microns VMD of about 70-and less than the mixture of the lactose granule of 250 micron diameters, the diameter that described mixture is characterised in that the lactose granule of 96% weight nearly less than 150 microns and wherein nearly the diameter of the lactose granule of 25% weight less than 5 microns.

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