Fumaric acid micro tablets
US6355676B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 17, 2001 |
| Grant date | Mar 12, 2002 |
| Priority date | — |
| Expiry date | Jan 17, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/2866
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to the use of one or more salts of fumaric acid monoalkyl esters of the general formula optionally in admixture with dialkyl fumarate of the formula wherein A is a bivalent cation from the series consisting of Ca, Mg, Zn or Fe or a monovalent cation from the series Li, Na or K, respectively, and n denotes the numeral 1 or 2 depending on the type of cation, and, optionally, commonly used pharmaceutical excipients and vehicles for preparing a pharmaceutical composition in the form of micro-tablets or micro-pellets for the treatment of psoriatic arthritis, neurodermatitis, psoriasis and enteritis regionalis Crohn.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.