Title:
【発明の名称】吸入用の乾燥粉末
Document Type and Number:
Japanese Patent JP2002529498
Kind Code:
A
Abstract:
The use of magnesium stearate (I) in dry powder formulations for inhalation to improve resistance to moisture is new. Independent claims are also included for: (1) the use of magnesium stearate to reduce the effect of invasive moisture on the fine particles in dry powders for inhalation; and (2) dry powder formulations for inhalation comprising: (a) an inactive carrier of non-inhalant particle size; (b) a pharmaceutically active agent in the form of a salt or ester of inhalant particle size; and (c) 0.25-1 wt.% of magnesium stearate.
Inventors:
Manfred Keller
Rudy Mueller-Waltz
Rudy Mueller-Waltz
Application Number:
JP2000582027A
Publication Date:
September 10, 2002
Filing Date:
November 10, 1999
Export Citation:
Assignee:
Yago Research Akchen Gesell Shaft
International Classes:
A61K9/00; A61K9/12; A61K9/14; A61K9/72; A61K31/137; A61K31/138; A61K31/15; A61K31/19; A61K31/221; A61K31/357; A61K31/40; A61K31/41; A61K31/4164; A61K31/4178; A61K31/42; A61K31/435; A61K31/4355; A61K31/437; A61K31/47; A61K31/4965; A61K31/522; A61K31/5517; A61K31/569; A61K31/573; A61K38/00; A61K38/095; A61K38/22; A61K38/28; A61K47/10; A61K47/26; A61K47/34; A61K47/12; A61K47/40; A61M11/00; A61P43/00; A61K; (IPC1-7): A61K47/12; A61K9/72; A61K31/137; A61K31/138; A61K31/15; A61K31/19; A61K31/221; A61K31/357; A61K31/40; A61K31/41; A61K31/4164; A61K31/4178; A61K31/42; A61K31/435; A61K31/4355; A61K31/437; A61K31/47; A61K31/4965; A61K31/522; A61K31/5517; A61K31/569; A61K31/573; A61K38/00; A61K38/11; A61K38/22; A61K38/28; A61K47/10; A61K47/26; A61K47/34; A61K47/40; A61P43/00
Domestic Patent References:
| JPH0840885A | 1996-02-13 | |||
| JPH08143476A | 1996-06-04 | |||
| JPH09216818A | 1997-08-19 | |||
| JPS5467023A | 1979-05-30 |
Foreign References:
| WO1996023485A1 | 1996-08-08 |
Attorney, Agent or Firm:
Aoyama Ryo (1 person outside)