Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Ester doai
Reexamination Certificate
2007-06-07
2010-10-05
Krass, Frederick (Department: 1612)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Ester doai
C424S489000
Reexamination Certificate
active
07807715
ABSTRACT:
The present application relates to a pharmaceutical granulate comprising Fesoterodine or a pharmaceutically acceptable salt or solvate thereof and a pharmaceutically acceptable stabilizer, which can be selected from the group consisting of sorbitol, xylitol, polydextrose, isomalt, dextrose, and combinations thereof, and is preferably a sugar alcohol selected from the group consisting of xylitol and sorbitol. The granulate is suitable for incorporation into pharmaceutical compositions comprising a gel matrix formed by at least one type of hydroxypropyl methylcellulose into which the Fesoterodine is embedded and, optionally, further excipients. In certain embodiments, the granulate is formed by a process of wet granulation.
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patent: 2005/0031685 (2005-02-01), Sen et al.
patent: 2005/0191352 (2005-09-01), Hayes et al.
patent: 2006/0018957 (2006-01-01), Lerner et al.
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Arth Christoph
Bicane Fatima
Komenda Michael
Mika Hans-Jurgen
Kenyon & Kenyon LLP
Krass Frederick
Sznaidman Marcos
UCB Pharma GmbH
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