Flunisolide aerosol formulations
US5776433A · kind A · utility
34Cited by
18References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 1995 |
| Grant date | Jul 7, 1998 |
| Priority date | — |
| Expiry date | May 31, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/58
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.