Details for Patent: 5,676,930
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Summary for Patent: 5,676,930
Title: | Stabilized medicinal aerosol solution formulations |
Abstract: | Stabilized medicinal aerosol solution formulations comprising medicaments that degrade or decompose by interaction with solvents or water, an HFC propellant, a cosolvent and an acid are described. Further, specific medicinal aerosol solution formulations comprising ipratropium bromide or fenoterol, ethyl alcohol, 1,1,1,2-tetrafluoroethane or 1,1,1,2,3,3,3-heptafluoropropane, and either an inorganic acid or an organic acid are described. The acids are present in amounts sufficient to reduce the degradation of the medicaments to acceptable levels. |
Inventor(s): | Jager; Paul Donald (Waterbury, CT), Kontny; Mark James (New Milford, CT), Nagel; Jurgen Hubert (Ingelheim/Rhein, DE) |
Assignee: | Boehringer Ingelheim Pharmaceuticals, Inc. (Ridgefield, CT) |
Application Number: | 08/475,060 |
Patent Claim Types: see list of patent claims | Formulation; Compound; Use; |
Drugs Protected by US Patent 5,676,930
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International Family Members for US Patent 5,676,930
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