Browsing by Subject "Ionotropic gelation"
Now showing items 1-2 of 2
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Chitosan beads as a delivery vehicle for the antituberculosis drug pyrazinamide
(North-West University, 2006)Controlled release systems aim at achieving a predictable and reproducible drug release profile over a desired time period. These controlled release formulations offer many advantages over conventional dosage forms. These ... -
The effect of pharmaceutical excipients on isoniazid release from chitosan beads
(North-West University, 2007)In controlled release applications a drug is molecularly dispersed in a polymer phase. In the presence of a thermodynamically compatible solvent, swelling occurs and the polymer releases its content to the surrounding ...