Pharmaceutical composition comprising rosuvastatin and ezetimibe and a preparation method thereof
US11786526B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2017 |
| Grant date | Oct 17, 2023 |
| Priority date | — |
| Expiry date | Aug 31, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/397
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a pharmaceutical composition comprising the active ingredients rosuvastatin of formula I, with the systematic name (3R,5S,6E)-7-[4-(4-fluorophenyl)-2-(N-methylmethanesulfonamido)-6-(propan-2-yl)pyrimidin-5-yl]-3,5-dihydroxyhept-6-enoic acid or its pharmaceutically acceptable salts, esters, hydrates or solvates, and ezetimibe of formula II, with the systematic name (3R,4S)-1-(4-fluorophenyl)-3-[(3S)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl)azetidin-2-one or its pharmaceutically acceptable salts, esters, hydrates or solvates, as well as a preparation method of this pharmaceutical composition. The weight ratio of the layers is 1:2 to 2:1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.