Patent ID: 8834923
Filing Date: 2014-09-16
Classification: A61K,A61P

Abstract:
1. A pharmaceutical or nutraceutical composition comprising at least one coated granule providing sustained release of an active ingredient which is an iron source, the coated granule being composed of a particle that comprises an iron source and is coated with at least two coatings, wherein the at least two coatings comprise a combination of excipients of: (i) at least one copolymer (a) of esters of acrylic acid and of methacrylic acid having a molar percentage of quaternary ammonium groups of less than or equal to 8%, (ii) a second copolymer (b) of esters of acrylic acid and of methacrylic acid having a molar percentage of quaternary ammonium groups of greater than 8%, wherein a ratio by weight of (a)/(b) is 70:30, and wherein an amount of (a) is from 2.5% to 5.0% by dry weight based on the total weight of the composition, whereby the at least two coatings protect the iron source against oxidation and wherein the pharmaceutical or nutraceutical composition does not comprise an antioxidant.