investigations on interpolymer complexes of cationic guar gum and xanthan gum for formulation of bioadhesive films
نویسندگان
چکیده
the present study was aimed at evaluating the possible use of inter polymer complexed (ipc) films of xanthan gum (xg) and cationic guar gum (cgg) for formulating domperidone bioadhesive films. formation of bonds between –coo¯ groups of xg and –n + (ch 3 ) 3 groups of cgg was evident in the ftir spectra of ipc films. bioadhesive strength of the films was evaluated employing texture analyser. water uptake studies indicated swelling to be a function of xg concentration in the interpolymer complexes. the bioadhesive films were found to possess neutral ph. in vitro drug release studies and residence time studies indicated that the film comprising cgg:xg (80:20) released 98% of domperidone in 8 h and exhibited a residence time of approximately 8 h. enhanced bioavailability of domperidone was observed from bioadhesive films as compared to orally administered conventional tablets. overall, the findings suggest that ipc films of xg and cgg, exhibiting desired bioadhesive strength and enhanced bioavailability of domperidone, can be prepared.
منابع مشابه
Investigations on interpolymer complexes of cationic guar gum and xanthan gum for formulation of bioadhesive films
The present study was aimed at evaluating the possible use of inter polymer complexed (IPC) films of xanthan gum (XG) and cationic guar gum (CGG) for formulating domperidone bioadhesive films. Formation of bonds between -COO¯ groups of XG and -N(+)(CH(3))(3) groups of CGG was evident in the FTIR spectra of IPC films. Bioadhesive strength of the films was evaluated employing texture analyser. Wa...
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عنوان ژورنال:
research in pharmaceutical sciencesجلد ۵، شماره ۲، صفحات ۷۹-۰
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