Formulation and manufacture of pharmaceuticals by impregnation onto porous carriers
US11344494B2 · kind B2 · utility
0Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 21, 2018 |
| Grant date | May 31, 2022 |
| Priority date | — |
| Expiry date | May 21, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/2009
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides an impregnated porous carrier material comprising at least one active pharmaceutical ingredient (API) impregnated throughout the internal surface of a porous carrier. The present invention further provides immediate release and sustained release pharmaceutical dosage forms comprising the impregnated porous carrier material disclosed herein such that any single active pharmaceutical ingredient (API) content variability in the finished drug product has a relative standard deviation of less than 3%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.