نتایج جستجو برای: mucoadhesive polymers
تعداد نتایج: 71974 فیلتر نتایج به سال:
In present study mucoadhesive buccal tablet of simvastatin was prepared. Solubility of Simvastatin was enhanced by complexing Simvastatin with β-CD in 1:2 molar concentrations. Six different formulations of tablets of Simvastatin containing the polymers in various combinations were prepared by direct compression method and characterized for swelling studies, % matrix erosion, surface pH, mucoad...
Buccal delivery of small molecules and biologics: of mucoadhesive polymers, films, and nanoparticles
BACKGROUND Chitosan has gained considerable attentions as a biocompatible carrier to improve delivery of active agents. Application of this vehicle in the form of nanoparticle could profit advantages of nanotechnology to increase efficacy of active agents. The purpose of this study was to provide detailed information about chitosan-glutathione (Cht-GSH)nanoparticles which are gaining popularity...
Traditional oral dosage forms prone to first pass metabolism and degradation due enzymes but mucoadhesive form able bypass related degradation. It also offers more patient compliance without risk of chocking in case paediatric geriatric patients. Buccal mucosa is considered as a convenient easily accessible site for the drug administration both local systemic delivery. Mucoadhesion process inv...
Buccoadhesive tablets of carvedilol were prepared using HPMC K4M, HPMC K15M and Carbopol 934 as mucoadhesive polymers. Fifteen formulations were developed with varying concentrations of polymers. Formulations of the BC or BD series were composed of HPMC K4M or HPMC K15M in ratios of 1:1 to 1:5 whereas in the BE series Carbopol 934 was used (1:0.25 to 1:1.50). The formulations were tested for in...
Aqueous chitosan possesses attractive interaction capacities with various molecular groups that can be involved in hydrogen bonds and electrostatic and hydrophobic interactions. In the present paper, we report on the direct determination of chitosan–mucin molecular pair interactions at various solvent conditions as compared to alginate–mucin interactions. Two chitosans of high molecular weight ...
Background/Aim. Vinegar is one of the main international traditional nutraceuticals, and it has been used as a vaginal health protectant due to vagina pH balance maintenance antimicrobial properties. Since form vinegar liquid, difficult apply vaginally its short retention. The aim this study was design mucoadhesive gel made vinegar. Methods. Xanthan gum tragacanth were utilized natural gel-form...
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