نتایج جستجو برای: hydroxypropyl methyl cellulose
تعداد نتایج: 140860 فیلتر نتایج به سال:
In present study, mucoadhesive vaginal tablet of sertaconazole was designed using a combination of mucoadhesive polymers like Carbopol 934P, chitosan, carboxymethylcellulose sodium, sodium alginate, methyl cellulose, hydroxypropyl methylcellulose and hydroxypropyl cellulose. Effervescent was incorporated into formulations to enhance swellabilty of mucoadhesive tablet. For various drug-free form...
treatment, biologically. Levobunolol HCl occuserts were prepared using hydroxypropyl methylcellulose (HPMC, 3% & 4%), poly vinyl pyrrolidone (PVP, 1%), methyl cellulose (MC, 1% & 2%) as polymers by solvent casting technique with objectives of increasing contact time, achieving controlled release, reduction in frequency of administration and greater therapeutic efficacy. Based on their physioche...
extended release formulation of alfuzosin, an a-antagonist used for prostatic hypertrophy, is available in market. it is convenient for older patients to take only one tablet a day. marketed alfuzosin formulation is three layered geomatrix tablet that requires special facilities, high cost, more time and complex operation than normal direct compression formulation. therefore, a less complicated...
Nanoparticle Drug Delivery The encapsulation of nanoparticles in hydroxypropyl methyl cellulose is key to treat colorectal cancer through oral administration. In article 2202672 by Ilaria Rea, Hélder A. Santos, and co-workers, gelatin-coated diatomite loaded with galunisertib are functionalized an anti-L1-CAM antibody that targets metastatic colon cells. These then encapsulated a gastro-resista...
Catalytic effect of hydroxypropyl cellulose, hydroxypropylmethyl cellulose, glyceryl behenate and magnesium stearate in the presence of 50.9% - 76.4% humidity at 318 K on stability of quinapril hydrochloride (QHCl) was examined by HPLC method. The differences in kinetic mechanism of degradation of QHCl were observed. The effect of humidity on QHCl stability in the presence of hydroxypropyl cell...
Phase inversion cellulose acetate propionate membranes showed low permeability to hydrogen peroxide aqueous solutions. Their permeability was increased by alkaline hydrolysis of the ester linking units. However, the permeability remained lower than that of an unsubstituted cellulose membrane. The inclusion of hydroxypropyl cellulose in the membrane formulation, followed by an alkaline hydrolysi...
The objective of the present work is to design sustained release matrix tablets of cefixime trihydrate by incorporating drug in a matrix made up of release retardant polymers, which prolong drug release leading to minimization of the peak and valley effect in the plasma and provide patient convenience. The effect of combination of polymers on parameters like release pattern, release mechanism o...
The present investigation is concerned about the development of floating bioadhesive drug delivery system of venlafaxine hydrochloride which after oral administration exhibits a unique combination of floating and bioadhesion to prolong gastric residence time and increase drug bioavailability within the stomach. The floating bioadhesive tablets were prepared by the wet granulation method using d...
The amalgamation of polymer and pharmaceutical sciences led to the introduction of polymer in the design and development of drug delivery systems. Polymeric delivery systems are mainly intended to achieve controlled or sustained drug delivery. Polysaccharides fabricated into hydrophilic matrices remain popular biomaterials for controlled-release dosage forms and the most abundant naturally occu...
The possibility of increasing the strength and operational properties ecologically safe biodegradable polymeric materials based on hydroxypropyl methyl cellulose by using its modification with different types humic acids (HAs) from lignite is considered. Hybrid high-strength films antibacterial were obtained for first time. Physicochemical studies IR spectroscopy confirmed development hybrid st...
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