Drug development and industrial pharmacy
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The aim of the presented work was to develop Ca-alginate microparticles for oral administration of naproxen reinforced with chitosan oligosaccharide (COS) with a special interest to examine the potential of COS for improvement of microparticles stability in simulated intestinal fluid (SIF). ⋯ The obtained findings proved that COS could be used as an effective cross-linking agent for improvement of Ca-alginate microparticles stability in SIF, allowing prolonged release of the encapsulated drug after oral administration.