Stable prostaglandin E gels utilizing colloidal silicon dioxide as a gel-forming agent
US4680312A · kind A · utility
17Cited by
9References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 21, 1984 |
| Grant date | Jul 14, 1987 |
| Priority date | — |
| Expiry date | Nov 21, 2004 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/557
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides an improved class of stable gels of prostaglandin E compounds prepared from solutions of prostaglandin E compounds in a pharmaceutically acceptable, stabilizing organic solvent, e.g., triacetin, gelled by the addition of colloidal silicon dioxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.