Process for the preparation of respirable particles
US6221398A · kind A · utility
52Cited by
4References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 10, 1996 |
| Grant date | Apr 24, 2001 |
| Priority date | — |
| Expiry date | Jul 10, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/14
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A process for producing a pharmaceutical powder for inhalation comprising crystalline particles of an inhalation compound, comprising dissolving an inhalation compound in a solvent; and introducing the solution containing the inhalation compound in droplet form or as a jet stream into an anti-solvent which is miscible with the solvent and which is under agitation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.