Extended release liquid compositions of guanfacine
US10258583B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 6, 2016 |
| Grant date | Apr 16, 2019 |
| Priority date | — |
| Expiry date | May 6, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/522
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to extended release liquid compositions of guanfacine. The extended release liquid compositions of the present invention are bioequivalent to marketed extended release tablet compositions of guanfacine. Said extended release liquid compositions provide substantially similar in-vitro dissolution release profile upon storage for at least seven days. Further, the extended release liquid compositions are stable. The extended release liquid compositions are in the form of ready-to-use liquid compositions or reconstituted liquid compositions. It also relates to processes for the preparation of said extended release liquid compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.