Sustained release pharmaceutical compositions in oral dosage...

Details Sustained release pharmaceutical compositions in oral dosage... Sustained release pharmaceutical compositions in oral dosage...

A - Human Necessities

61

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A61K 9/24 (2006.01) A61K 9/20 (2006.01) A61K 9/28 (2006.01) A61K 9/36 (2006.01)

Patent

CA 1303502

-16- T1007 TITLE OF THE INVENTION SUSTAINED RELEASE PHARMACEUTICAL COMPOSITIONS IN ORAL DOSAGE FORM ABSTRACT OF THE INVENTION Oral dosage forms for neutral, zwitterions or salts of acidic or basic drugs with approximate zero order release kinetics comprise a core matrix of the drug, and a gelling polymer, the matrix being coated with a water permeable but insoluble polymer.

541438

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