Different HPMC viscosity grades as coati
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L. Zema; A. Maroni; A. Foppoli; L. Palugan; M.E. Sangalli; A. Gazzaniga
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Article
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2007
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John Wiley and Sons
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English
β 207 KB
When used as release-controlling coating agents for tableted core-based pulsatile delivery systems, three different hydroxypropyl methylcellulose (HPMC) grades, Methocel 1 E5, E50, and K4M, provided lag phases of varying duration (Methocel 1 K4M > E50 > E5) and a prompt and quantitative model drug r