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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||Publication Date||Supplementary Protection Certificate||SPC Country||SPC Expiration|
|European Patent Office||0663815||Mar 18, 1998|
|Australia||670555||Jul 25, 1996|
|Austria||164060||Apr 15, 1998|
|European Patent Office||0663815||Jul 26, 1995|
|Germany||4140689||Jun 17, 1993|
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