Nova Patents
EP1599209A4

Inhalation composition

Abstract

The invention provides a dry powder inhalation composition comprising medicament particles and a mixture of lactose particles with a VMD of between about 70 and about 120 microns and a diameter of less than 250 microns, the mixture being characterized in that up to 96% by weight of the lactose particles are less than 150 microns in diameter and wherein up to 25% by weight of the lactose particles are less than 5 microns in diameter. The compositions provide for a more accurate, uniform and consistent dispersion when used with, for example, a multidose dry powder inhaler. Also disclosed are methods for use of the compositions of the invention.

Term

Term ended

Projected expiry passed 21 August 2023, 3.1 years ago.

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Every citation, both ways

Citations
DocumentRelationOfficeCategoryCited duringRelevant claims
WO0053158A1CitesWorld Intellectual Property Organization (WIPO)ASearch report
US2002106332A1CitesUnited States of AmericaXSearch report1-13
US2002110529A1CitesUnited States of AmericaXSearch report1-9,12,13
US6017963ACitesUnited States of AmericaASearch report
WO0053158ACitesWorld Intellectual Property Organization (WIPO)
DMV-FONTERRA EXCIPIENTS: "Pharmatose, milled and sieved lactose.", XP002529164, Retrieved from the Internet <URL:http://www.dmv-fonterra-excipients.com/products/~/media/DBF13799A281431DB94DB5C36CCC48B7.ashx> [retrieved on 20090525]Non-patentSearch report
XIAN MING ZENG ET AL: "THE INFLUENCE OF LACTOSE CARRIER ON THE CONTENT HOMOGENEITY AND DISPERSIBILITY OF BECLOMETHASONE DIPROPIONATE FROM DRY POWDER AEROSOLS", INTERNATIONAL JOURNAL OF PHARMACEUTICS, ELSEVIER BV, NL, vol. 197, no. 1/02, 1 January 2000 (2000-01-01), pages 41 - 52, XP001031575, ISSN: 0378-5173Non-patentSearch report
CARIUS W: "Process monitoring with High-shear High Intensity Mixers/Power Consumption Measurement in Pilot Plant Laboratory", PHARMAZEUTISCHE INDUSTRIE 1992 DE, vol. 54, no. 6, 1992, pages 543 - 546, XP002529165, ISSN: 0031-711XNon-patentSearch report