Method for preparing pharmaceutical composition comprising pyrrolo-fused six-membered heterocyclic compound
US10966964B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2017 |
| Grant date | Apr 6, 2021 |
| Priority date | — |
| Expiry date | Feb 28, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P35/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides a method for preparing a pharmaceutical composition containing a pyrrolo-fused six-membered heterocyclic compound or a pharmaceutically acceptable salt thereof. Specifically, the invention provides a preparation method of a pharmaceutical composition, the method containing: mixing 5-(2-diethylamino-ethyl)-2-(5-fluoro-2-oxo-1,2-dihydro-indol-3-ylidene-methyl)-3-methyl-1,5,6,7-tetrahydro-pyrrolo[3,2-c]pyridin-4-one or a pharmaceutically acceptable salt thereof with at least one filler, and then granulating the mixture. The pharmaceutical composition of the invention features a rapid dissolution and good stability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.