Improved formulations

Improved formulations

  • CN 102,573,791 A
  • Filed: 10/15/2010
  • Published: 07/11/2012
  • Est. Priority Date: 10/16/2009
  • Status: Active Application
First Claim
Patent Images

1. method that reduces particle deposition on the tube and the surface of metering valve;

  • Said method comprises the step of adding wetting agent in the preparation in quantitative nebulizer;

    Comprise in the tube and the said quantitative nebulizer of metering valve and contain the suspension aerosol preparations, said suspension aerosol preparations comprises two hydration formoterol fumarates and the fluticasone propionate granule that is suspended in the HFA propellant.

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