Nitrofurantoin sustained release tablet
US4122157A · kind A · utility
42Cited by
3References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 4, 1977 |
| Grant date | Oct 24, 1978 |
| Priority date | — |
| Expiry date | Mar 4, 1997 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/209
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A pharmaceutically acceptable layered tablet containing nitrofurantoin in substained release form.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.