US2015157635A1PendingUtilityA1

Method Of Forming An Aerosol For Inhalation Delivery

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Assignee: ALEXZA PHARMACEUTICALS INCPriority: Jun 5, 2001Filed: Feb 17, 2015Published: Jun 11, 2015
Est. expiryJun 5, 2021(expired)· nominal 20-yr term from priority
Inventors:Ron L. HaleCraig C. HodgesPeter M. LloydDaniel MufsonDaniel D. RogersSoonho SongMartin J. WensleyDaniel J. MyersJeffrey A. MckinneyReynaldo QuintanaJoshua D. Rabinowitz
A61M 15/0028A61K 9/0073A61M 15/00A61M 2205/50A61K 31/235A61M 2205/3653B05B 7/1686A61K 31/485A61M 2016/0039A61K 31/519A61M 2205/3606A61M 11/02B05B 17/04A61M 11/001A61M 2205/368A61M 16/109A61K 31/4468A61P 23/00A61K 9/007A61M 11/044
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Claims

Abstract

The present invention relates to the inhalation delivery of aerosols containing small particles. Specifically, it relates to a method of forming an aerosol for use in inhalation therapy. In a method aspect of the present invention, a method of forming an aerosol for use in inhalation therapy is provided.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A method of forming an aerosol for use in inhalation therapy comprising:
 (a) heating a substrate coated with a composition comprising a drug to form a vapor, wherein the coated composition is in the form of a film less than 10 μm thick; and   (b) allowing the vapor to cool, thereby forming an aerosol comprising the drug.   
     
     
         2 . The method according to  claim 1 , wherein the film is less than 5 μm thick. 
     
     
         3 . The method according to  claim 1 , wherein the film is between 5 μm and 10 nm thick. 
     
     
         4 . The method according to  claim 2 , wherein the film is less than 3 μu thick. 
     
     
         5 . The method according to  claim 3 , wherein the film is between 3 μm and 10 nm thick.

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