Polymorphs of olanzapine hydrochloride
US7951798B2 · kind B2 · utility
6Cited by
2References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 22, 2004 |
| Grant date | May 31, 2011 |
| Priority date | — |
| Expiry date | Mar 6, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P25/18
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to new crystalline forms I, II and III of 2-methyl-4-(4-methylpiperazin-1-yl)-10H-thieno[2,3-b][1,5]-benzodiazepine hydrochloride, a process for the preparation thereof and pharmaceutical compositions containing the same. Said new polymorphic forms are useful as active ingredients for the treatment of psychotic conditions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.