Dry powder formulations

Dry powder formulations

  • CN 1,878,537 A
  • Filed: 11/04/2004
  • Published: 12/13/2006
  • Est. Priority Date: 11/14/2003
  • Status: Active Grant
First Claim
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1. , a kind of dry powder that is used to suck, this dry powder contains active particle and is used for the carrier particle of supported active particle, wherein, said preparation also contains magnesium stearate, the content of magnesium stearate is at least 0.5 weight % of preparation total amount, and described magnesium stearate particle is positioned at the carrier particle surface so that the surface coverage of carrier particle is lower than 10% form.

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