Title:
PHARMACEUTICAL COMPOSITIONS FOR INHALATION
Document Type and Number:
WIPO Patent Application WO2002043702
Kind Code:
A3
Abstract:
The invention provides microparticles for use in a pharmaceutical composition for pulmonary administration, each microparticle comprising a particle of an active substance having, on its surface, particles of a hydrophobic material suitable for delaying the dissolution of the active substance. The invention also provides a method for making the microparticles.
Inventors:
STANIFORTH JOHN NICHOLAS (GB)
HARRIS HAGGIS (GB)
MORTON DAVID ALEXANDER VODDEN (GB)
BANNISTER ROBIN (GB)
HARRIS HAGGIS (GB)
MORTON DAVID ALEXANDER VODDEN (GB)
BANNISTER ROBIN (GB)
Application Number:
PCT/GB2001/005334
Publication Date:
October 17, 2002
Filing Date:
November 30, 2001
Export Citation:
Assignee:
VECTURA LTD (GB)
STANIFORTH JOHN NICHOLAS (GB)
HARRIS HAGGIS (GB)
MORTON DAVID ALEXANDER VODDEN (GB)
BANNISTER ROBIN (GB)
STANIFORTH JOHN NICHOLAS (GB)
HARRIS HAGGIS (GB)
MORTON DAVID ALEXANDER VODDEN (GB)
BANNISTER ROBIN (GB)
International Classes:
A61J3/02; A61K9/00; A61K9/14; A61K9/72; A61K31/137; A61K31/40; A61K31/60; A61M15/00; A61P11/06; A61K9/16; (IPC1-7): A61K9/14; A61K9/00; A61K9/72
Domestic Patent References:
| WO1999038493A1 | 1999-08-05 |
Foreign References:
| US5506203A | 1996-04-09 | |||
| US5663198A | 1997-09-02 |
Other References:
See also references of EP 1337241A2
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