Controlled release dosage forms

Details Controlled release dosage forms Controlled release dosage forms

A - Human Necessities

61

K

A61K 9/48 (2006.01) A61K 9/14 (2006.01) A61K 9/16 (2006.01) A61K 9/20 (2006.01) A61K 9/22 (2006.01) A61K 9/28 (2006.01) A61K 9/30 (2006.01) A61K 9/36 (2006.01) A61K 9/50 (2006.01) A61K 9/52 (2006.01) A61K 9/54 (2006.01) A61K 9/56 (2006.01) A61K 9/62 (2006.01) A61K 9/66 (2006.01) A61K 31/135 (2006.01)

Patent

CA 2476496

The invention provides stable controlled release monolithic coating compositions for use in coating pharmaceutical oral dosage forms comprising a polyglycol having a melting point greater than 55~C and an aqueous dispersion of a neutral ester copolymer lacking functional groups.

La présente invention se rapporte à des compositions stables d'enrobage monolithiques à libération contrôlée, destinées à l'enrobage de formes posologiques orales pharmaceutiques. Ces compositions d'enrobage comportent un polyglycol ayant un point de fusion supérieur à 55· C et une dispersion aqueuse d'un copolymère d'ester neutre dépourvu de groupes fonctionnels.

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