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AssigneeEvonik Roehm GmbH
InventorsHema Ravishankar, Shradda Bodinge, Hans-Ulrich Petereit
Estimating the term…
The present invention relates to a pharmaceutical or nutraceutical preparation comprising a) a core containing a pharmaceutically or nutraceutically active substance; and b) an inner controlling layer surrounding the core comprising i) one or a mixture of a plurality of (meth)acrylate copolymers bearing a cationic group or a group that can be converted to a cationic group; and ii) one or a mixture of a plurality of polymers or copolymers bearing an anionic group or group that can be converted to an anionic group; and c) an outer controlling layer comprising one or a mixture of a plurality of polymers or copolymers bearing an anionic group or group that can be converted to an anionic group and to tablets or capsules comprising same.
A pharmaceutical or nutraceutical preparation comprising
A method of increasing the release rate of a pharmaceutically or neutraceutically active substance in an aqueous or physiological fluid in a pharmaceutical or nutraceutical composition, comprising adding at least one polymer polymers or copolymer bearing an anionic group or group that can be converted to an anionic group to an inner controlling layer of a pharmaceutical or nutraceutical preparation comprising
(canceled)
Dependencies are inferred from the claim text.