Delivery dispenser for treating cardiac arrhythmias
US5019396A · kind A · utility
43Cited by
17References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 12, 1989 |
| Grant date | May 28, 1991 |
| Priority date | — |
| Expiry date | May 12, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/0004
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A dosage form is disclosed comprising a first composition comprising two different polyethylene oxide osmopolymers for delivering a drug at a controlled rate over time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.