NOVEL COMPOSITIONS OF SILDENAFIL FREE BASE

Title:

NOVEL COMPOSITIONS OF SILDENAFIL FREE BASE

Document Type and Number:

WIPO Patent Application WO2005013937

Kind Code:

A3

Abstract:

The present invention is directed to nanoparticulate compositions comprising sildenafil free base. The sildenafil free base particles of the composition have an effective average particle size of less than about 2000 nm.

Inventors:

RYDE TUULA A (US)
HOVEY DOUGLAS C (US)
BOSCH H WILLIAM (US)

Application Number:

PCT/US2004/019106

Publication Date:

June 16, 2005

Filing Date:

July 23, 2004

Export Citation:

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Assignee:

ELAN PHARMA INT LTD (IE)
RYDE TUULA A (US)
HOVEY DOUGLAS C (US)
BOSCH H WILLIAM (US)

International Classes:

A61K9/00; A61K9/14; A61K31/496; A61L9/04; A61K9/19; A61K9/20; (IPC1-7): A61K9/14; A61K9/19; A61K9/10

Domestic Patent References:

WO2001035926A2	2001-05-25
WO2002005820A1	2002-01-24

Foreign References:

EP0960621A2	1999-12-01
EP1097711A2	2001-05-09
US20030017120A1	2003-01-23
US6531114B1	2003-03-11

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