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Last Updated: November 25, 2024

Claims for Patent: 5,605,674

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Summary for Patent: 5,605,674

Title:	Medicinal aerosol formulations
Abstract:	A self-propelling aerosol formulation which may be free from CFC's which comprises a medicament, 1,1,1,2-tetrafluoroethane, a surface active agent and at least one compound having a higher polarity than 1,1,1,2-tetrafluoroethane.
Inventor(s):	Purewal; Tarlochan S. (Leamington Spa, GB2), Greenleaf; David J. (Loughborough, GB2)
Assignee:	Riker Laboratories, Inc. (St. Paul, MN)
Application Number:	08/471,618
Patent Claims:	1. An aerosol formulation contained in an aerosol container equipped with a metering valve, said formulation comprising: (a) a therapeutically effective amount of a medicament; and (b) a propellant substantially free of chlorofluorocarbons, said propellant comprising 1,1,1,2-tetrafluoroethane said formulation being suitable for delivery to the lung by inhalation from said aerosol container.

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