Osmotic dosage form comprising an estrogen and a progestogen
US4948593A · kind A · utility
12Cited by
2References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 15, 1989 |
| Grant date | Aug 14, 1990 |
| Priority date | — |
| Expiry date | May 15, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/565
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An osmotic device is disclosed comprising an estrogenic and a progestogenic steroid that are delivered as a contraceptive pair for fertility regulation in a female.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.