Stable freeze-dried polyhematoporphyrin ether/ester
US5059619A · kind A · utility
8Cited by
4References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 14, 1989 |
| Grant date | Oct 22, 1991 |
| Priority date | — |
| Expiry date | Jun 14, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P35/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A pharmaceutical composition comprising a freeze-dried preparation of polyhematoporphyrin ether/esters wherein said freeze dried preparation does not contain sodium chloride. Upon reconstitution, the pharmaceutical composition is a photosensitizer preparation useful in photodynamic therapy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.