Crystalline form of entecavir, its preparation and the pharmaceutical composition and uses thereof
US8937076B2 · kind B2 · utility
0Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2008 |
| Grant date | Jan 20, 2015 |
| Priority date | — |
| Expiry date | Dec 4, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P31/20
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a crystalline form of entecavir and its process for preparation, and provides a pharmaceutical composition comprising a therapeutically effective amount of the crystalline form of entecavir. Furthermore, the present invention also provides a use of the crystalline form of entecavir in preparation for a medicament for the treatment of hepatitis B viral infections. The present invention is beneficial toe preparations for pharmaceutical formulations and enhancements of its bioavailability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.