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Last Updated: December 14, 2025

Claims for Patent: 5,776,433

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Summary for Patent: 5,776,433

Title:	Flunisolide aerosol formulations
Abstract:	Pharmaceutical aerosol formulations substantially free of chlorofluorocarbons and comprising a therapeutically effective amount of flunisolide in solution with ethanol and a propellant selected from the group consisting of 1,1,1,2-tetrafluoroethane, 1,1,1,2,3,3,3-heptafluoropropane and a mixture thereof are used for the treatment of bronchial asthma. The formulation may be delivered by a metered dose inhaler with a canister that is inert to flunisolide.
Inventor(s):	Tsi-Zong Tzou, Robert K. Schultz, Danna L. Ross
Assignee:	3M Co
Application Number:	US08/456,029
Patent Claims:

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