Pressurized aerosol inhalation compositions
US6123924A · kind A · utility
82Cited by
6References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 1995 |
| Grant date | Sep 26, 2000 |
| Priority date | — |
| Expiry date | Jun 7, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/008
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Pressurized aerosol inhalation composition consisting essentially of a liquefied hydrofluoroalkane, a powdered medicament dispersible to form a suspension in the liquefied hydrofluoroalkane, and polyvinylpyrrolidone present in a concentration of 0.00001 to 10% w/w.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.