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|Title:||Powders for inhalation|
|Abstract:||In order to control and optimize the amount of inhalable active substance released when drugs are administered as inhalation powders, the invention calls for the use of auxiliaries consisting of mixtures of coarser particles (average particle size>20 .mu.m) and finer particles (average particle size<10 .mu.m).|
|Inventor(s):||Arnold; Klaus (Ingelheim am Rhein, DE), Grass; Peter (Ingelheim am Rhein, DE), Knecht; Adolf (Freiburg, DE), Roos; Robert (Ingelheim am Rhein, DE), Sluke; Gerhard (Ingelheim am Rhein, DE), Thieme; Herbet (Ingelheim am Rhein, DE), Wenzel; Joachim (Ingelheim am Rhein, DE)|
|Assignee:||Boehringer Ingelheim KG (Ingelheim am Rhein, DE)|
Patent Claim Types:|
see list of patent claims
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
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