Method for administering camptothecins via injection of a pharmaceutical composition comprising microdroplets containing a camptothecin
US6497896B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Feb 12, 2001 |
| Grant date | Dec 24, 2002 |
| Priority date | — |
| Expiry date | Feb 12, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/4745
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A method for administering a camptothecin to a patient comprising: injecting into a patient a pharmaceutical composition comprising an aqueous suspension of microdroplets suitable for intravenous delivery, the microdroplets having a mean diameter between 200 Angstroms and one micron, the microdroplets comprising a substantially water-insoluble, pharmacologically acceptable liquid, a camptothecin dissolved in the water-insoluble, pharmacologically acceptable liquid, and an outer layer comprising a phospholipid. The pharmaceutical composition is particularly well suited for delivering camptothecins, particularly 9-nitro-camptothecin intravenously.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.