Process of preparing stable prostaglandin E group-containing formulation
US4092428A · kind A · utility
6Cited by
2References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 7, 1977 |
| Grant date | May 30, 1978 |
| Priority date | — |
| Expiry date | Mar 7, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C405/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
There is provided a process of preparing a prostaglandin E group-containing formulation by adding to a prostaglandin E group at least one additive selected from the group consisting of thiol compound, a water-soluble high molecular weight compound, and a water-soluble salt of deoxycholic acid and then subjecting the mixture to lyophilization.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.