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GASTRIC RESISTANT PHARMACEUTICAL OR NUTRACEUTICAL FORMULATION COMPRISING ONE OR MORE SALTS OF ALGINIC ACID

  • US 20120093926A1
  • Filed: 04/13/2011
  • Published: 04/19/2012
  • Est. Priority Date: 08/18/2010
  • Status: Active Grant
First Claim
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1. A gastric resistant pharmaceutical or nutraceutical composition, comprising:

  • a core, comprising;

    a pharmaceutical or nutraceutical active ingredient and a gastric resistant coating layer on the core,wherein a release of the pharmaceutical or nutraceutical active ingredient is not more than 15% under in-vitro conditions at pH 1.2 for 2 hours in medium according to USP with and without the addition of 40% (v/v) ethanol, andwherein the gastric resistant coating layer comprises 10 to 100% by weight of at least one salt of alginic acid which provides a 1% aqueous solution having a viscosity of 30 to 720 cP.

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