Hydroxypropyl Cellulose
Formulation And Evaluation Of Gliclazide Modified Release Tablets Using Hydroxypropyl Cellulose
... The purpose of this research work was to prepare a modified release tablet of gliclazide by using different grades of Hydroxypropyl cellulose. Infrared spectroscopy study showed that drug and other ...
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Relaxation dynamics and a c conductivity in poly (vinyl lcohol)/hydroxypropyl cellulose
... alcohol)/hydroxypropyl cellulose (PVA/HPC) (100/0, 96/4, 92/8, 88/12, 84/16 and 0/100 wt/wt%) are prepared to enhance the dielectric properties of the poly(vinyl alcohol) (PVA) to be used as a ...
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Review of hydroxypropyl cellulose ophthalmic inserts for treatment of dry eye
... records of patients who has been given a prescription for hydroxypropyl cellulose ophthalmic inserts within two years prior to the study. This included patients who were newly started on the inserts, as ...
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Fast neutrons effect on the dielectric properties of poly (vinyl alcohol)/hydroxypropyl cellulose blends
... 2009). Cellulose was blended with poly (N-vinyl-2-pyrrolidone) (Masson and Manley, 1991), poly (methyl methacrylate) (Nishioka et ...1994), hydroxypropyl cellulose and hydroxypropyl methyl ...
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Synthesis and characterization of hydroxypropyl cellulose p aminobenzoic acid ester conjugate
... Hydroxypropyl cellulose (HPC) was modified to contain chloroacetate groups by the reaction of HPC with chloroacetyl chloride in dried dichloromethane by using pyridine as a ...
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The Effect of Niosomal System (Span 60-Cholesterol) on Diclofenac Sodium Preparation Characteristics and Diclofenac Sodium Preparation of Hydroxypropyl Cellulose Gel Base (HPC)
... Diclofenac sodium is a lipophilic drug. That characteristic makes it difficult to disperse well in hydrophilic gel base. The niosome with its vesicle system could overcome that low dispersibility. It affects penetration ...
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Enhancement of the Dissolution Rate of Indomethacin by Solid Dispersions in Low-substituted Hydroxypropyl Cellulose
... Increase in the amount of IND dissolved from the solid dispersions containing higher amounts of hydrophilic carrier (L-HPC) could be attributed to a lowering of the [r] ...
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Thermal and structural studies of poly (vinyl alcohol) and hydroxypropyl cellulose blends
... Polymers and polymeric composites have stea- dily reflected their importance in our daily life. Blending poly(vinyl alcohol) (PVA) with a poten- tially useful natural biopolymers such as hy- droxypropyl cellulose ...
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Risk assessment and experimental design in the development of a prolonged release drug delivery system with paliperidone
... hydroxypropyl cellulose, hydroxypropyl methylcellulose (HPMC), or sodium carboxymethyl cellulose as a hydrophilic polymer. The experimental part was preceded by the identification of potential ...
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FORMULATION AND EVALUATION OF MOUTH DISSOLVING FILMS OF ZOLPIDEM TARTRATE BY EXPLORATION OF POLYMERS COMBINATION
... solutions. Hydroxypropyl cellulose (HPC) is non-ionic water soluble thermoplastic polymer, films of it were shown low mechanical strength, stiff, and very low percent elongation (less than ...
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<p>Antitumor Activity of Thermosensitive Hydrogels Packaging Gambogic Acid Nanoparticles and Tumor-Penetrating Peptide iRGD Against Gastric Cancer</p>
... of hydroxypropyl cellulose is ...of hydroxypropyl cellulose and silk fi broin is heated, the hydrophobicity between cellulose molecules is improved gradually with the increase of ...
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Electrochemical Polymerization of 4,4 Dimethyl 2,2’ Bithiophene in Concentrated Polymer Liquid Crystal Solution
... Polythiophene is one of the most studied conductive polymers and referred to as synthetic metals. 4,4’-Dimethyl-2,2’-bithiophene (4DMBT) is a thiophene deriv- ative having alkyl group [1]-[14]. Electrochemical ...
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Chiral Electroactive Low Bandgap Polymer Composite
... required. Hydroxypropyl cellulose (HPC) is a semi-natural polymer by modification with the propyl group [21] [22] [23] ...[24]. Hydroxypropyl cellulose (HPC) is an amphotropic polymer and acts ...
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Formulation and Evaluation of Drug-free Ophthalmic Films Prepared by Using Various Synthetic Polymers
... of hydroxypropyl methyl cellulose (HPMC), polyvinyl alcohol (PVA), hydroxypropyl cellulose (HPC), polyvinyl pyrrolidone (PVP), and Eudragit RL 100 polymers were prepared by the solvent casting ...
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Physical Properties of Bovine Serum Albumin Microspheres Using HPC-L and Hypromellose 606 Polymer
... 11 Hydroxypropyl cellulose (HPC) is a water-soluble mucoadhesive polymer, and has been widely used in some formulations as an excipient which can provide a sustained release ...is hydroxypropyl ...
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DEVELOPMENT OF pH BASED PHASE CHANGE SOLUTIONS FOR OPHTHALMIC DRUG DELIVERY OF GATIFLOXACIN
... of hydroxypropyl cellulose and Sodium alginate with a view to increase gelling strength and bio-adhesion force in order to increase pre-corneal contact time, thereby increasing ocular bioavailability of the ...
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Floating Drug Delivery System: Incredible Revolution
... Low-density approach: In this approach, the globular shells with density lower than that of gastric fluid can be used as carrier for drug for making single-unit floating dosage form. Popcorn, polystyrol and poprice have ...
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FORMULATION AND EVALUATION OF EXTENDED RELEASE TABLETS OF METFORMIN HYDROCHLORIDE
... [1-3] Hydroxypropyl methyl cellulose (HPMC) is the widely used hydrophilic polymer to prolong drug release due to its rapid hydration, good compression and gelling ...
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Influence of hydrophilic additives on the supersaturation and bioavailability of dutasteride-loaded hydroxypropyl- β-cyclodextrin nanostructures
... parameters. Hydroxypropyl-β- cyclodextrin (HP-β-CD) nanostructures with or without hydrophilic additives were manufactured using the supercritical antisolvent ...
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Microstructures and Electrical Properties of HPMC/PVP Polymer Blend Films Complex with Ferric Chloride (FeCl3)
... Microstructural studies on FeCl 3 doped Hydroxypropyl methyl cellulose (HPMC)/Poly vinyl pyrrolidone (PVP) blend films were carried out using X-Ray diffraction studies. The XRD data revealed that the ...
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