Effervescent compositions of metformin and processes for preparation thereof
US11219594B2 · kind B2 · utility
0Cited by
50References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 2016 |
| Grant date | Jan 11, 2022 |
| Priority date | — |
| Expiry date | Dec 12, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P3/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to effervescent compositions of Metformin and optionally other anti-diabetic agents and processes for preparation thereof. More particularly provides an effervescent composition comprising Metformin, an acid and a base such that the composition is free of affirmatively added binders and granulating solvents. The effervescent composition of the present invention has retained carbon dioxide content of at least 90% of the input blend.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.