PHARMACEUTICAL METERED DOSE INHALER AND METHODS RELATING THERETO

Title:

PHARMACEUTICAL METERED DOSE INHALER AND METHODS RELATING THERETO

Document Type and Number:

WIPO Patent Application WO2005016410

Kind Code:

A3

Abstract:

Methods of preparing elastomeric gasket materials for use in metered dose inhalers that include contacting an elastomeric gasket material to be used in a metered dose inhaler, which gasket material comprises one or more extractable compounds, with a solution comprising an organic solvent under conditions sufficient to extract at least a portion of at least one of the one or more extractable compounds from the elastomeric gasket material are described. Sealing gaskets made by such methods as well as metering valves, metered dose inhalers, and drug products that include such gaskets are also described.

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Inventors:

GODFREY ANNE PAULINE (GB)
MILLER JOHN FRANCIS (US)
SOMMERVILLE MARK LEE (US)

Application Number:

PCT/US2004/026252

Publication Date:

August 25, 2005

Filing Date:

August 11, 2004

Export Citation:

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Assignee:

GLAXO GROUP LTD (GB)
GODFREY ANNE PAULINE (GB)
MILLER JOHN FRANCIS (US)
SOMMERVILLE MARK LEE (US)

International Classes:

A61K9/00; A61M39/00; C08C3/02; C08F6/00; C08K5/09; C08K5/13; C08K5/00; A61M; (IPC1-7): C08K5/09; C08F6/00; C08K5/13

Foreign References:

US5427282A	1995-06-27
US5550211A	1996-08-27

Other References: