Taste masking compositions

Details Taste masking compositions Taste masking compositions

1990-05-01

1990-11-20

Rose, Shep K.

Drug, bio-affecting and body treating compositions

Lymphokine

424441, A61K 926, A61K 3178

Patent

active

049717910

ABSTRACT:
This disclosure relates to drug-polymer matrix compositions comprising an active ingredient having an amine or amido group and a pharmaceutically acceptable copolymer having a plurality of carboxylic acid and ester groups wherein the matrix dissociates in a media having a pH of less than 4, thereby releasing the active ingredient into the media.

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