Pharmaceutical aerosol composition
US7601336B2 · kind B2 · utility
5Cited by
66References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 12, 2003 |
| Grant date | Oct 13, 2009 |
| Priority date | — |
| Expiry date | Feb 19, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/008
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition for use in an aerosol inhaler, the composition comprising an active material, a propellant containing a hydrofluoroalkane (HFA), a cosolvent and further comprising a low volatility component to increase the mass median aerodynamic diameter (MMAD) of the aerosol particles on actuation of the inhaler, filling of an aerosol container and use of the composition for the administration of active materials by inhalation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.