Application of raman spectroscopy for the manufacture of inhalation powders
AssigneeNorton (Waterford) Limited
InventorHardik Kirtikumar SHAH
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Abstract
The present invention generally relates to improved methods for the manufacture of inhalation powders. More particularly, aspects of the disclosure relate to methods for in-line monitoring of powder blending by Raman spectroscopy.
Claims23
A dry powder for inhalation comprising fluticasone propionate, albuterol sulfate, and lactose monohydrate, wherein the albuterol sulfate is present in an amount greater than fluticasone propionate.
The dry powder as claimed in claim 8, wherein the fluticasone propionate is present in the powder in an amount of from about 0.1 wt. % to about 1 wt. %.
A method of treating lung diseases comprising administering a dry powder for inhalation comprising fluticasone propionate, albuterol sulfate, and lactose monohydrate, wherein the albuterol sulfate is present in an amount greater than fluticasone propionate.
A dry powder inhaler comprising a dry powder for inhalation comprising fluticasone propionate, albuterol sulfate, and lactose monohydrate, wherein the albuterol sulfate is present in an amount greater than fluticasone propionate.
Dependencies are inferred from the claim text.