Results 21 to 30 of about 130,260 (303)

A Review on Solid Dispersion

open access: yesJournal for Research in Applied Sciences and Biotechnology, 2023
The majority of patients prefer to take their medications orally. However, many drugs' limited usage in oral administration is a result of their poor solubility. One important element that influences the rate of dissolution and bioavailability is solubility.
Sharanpreet Kaur   +3 more
openaire   +1 more source

Colloidal stability for concentrated zirconia aqueous suspensions [PDF]

open access: yes, 2009
This work started as part of an investigation into the mechanisms by which fine zirconia aqueous dispersions can be processed for ceramic materials engineering.
Bergström   +10 more
core   +3 more sources

EFFECT OF SOLID DISPERSIONS ON THE SOLUBILITY OF METRONIDAZOLE

open access: yesФармация и фармакология (Пятигорск), 2021
The aim of the work is to study the effect of solid dispersions using polyethylene glycols of various molecular weights on the solubility of metronidazole in water. Metronidazole is an antimicrobial and antiprotozoal drug.
I. I. Krasnyuk (Jr.)   +8 more
doaj   +1 more source

Current Trends on Solid Dispersions: Past, Present, and Future

open access: yesAdvances in Pharmacological and Pharmaceutical Sciences, 2022
Solid dispersions have achieved significant interest as an effective means of enhancing the dissolution rate and thus the bioavailability of a range of weakly water-soluble drugs.
Ruba Malkawi   +3 more
doaj   +1 more source

Dynamics of quantum spin systems in dimer and valence-bond solid ground states stabilized by competing interactions [PDF]

open access: yes, 1995
For special coupling ratios, the one-dimensional (1D) s=1/2 Heisenberg model with antiferromagnetic nearest and next-nearest neighbor interactions has a pure dimer ground state, and the 1D s=1 Heisenberg model with antiferromagnetic bilinear and ...
Affleck   +16 more
core   +4 more sources

Development and characterization of nifedipine-amino methacrylate copolymer solid dispersion powders with various adsorbents

open access: yesAsian Journal of Pharmaceutical Sciences, 2017
Solid dispersions of nifedipine (NDP), a poorly water-soluble drug, and amino methacrylate copolymer (AMCP) with aid of adsorbent, that is, fumed silica, talcum, calcium carbonate, titanium dioxide, and mesoporous silica from rice husks (SRH), were ...
Yotsanan Weerapol   +5 more
doaj   +1 more source

Exciton dispersion in molecular solids

open access: yesJournal of Physics: Condensed Matter, 2015
The investigation of the exciton dispersion (i.e. the exciton energy dependence as a function of the momentum carried by the electron-hole pair) is a powerful approach to identify the exciton character, ranging from the strongly localised Frenkel to the delocalised Wannier-Mott limiting cases.
Cudazzo P.   +3 more
openaire   +5 more sources

Polyelectrolyte Complex Based Interfacial Drug Delivery System with Controlled Loading and Improved Release Performance for Bone Therapeutics

open access: yesNanomaterials, 2016
An improved interfacial drug delivery system (DDS) based on polyelectrolyte complex (PEC) coatings with controlled drug loading and improved release performance was elaborated.
David Vehlow   +5 more
doaj   +1 more source

Characterization of heterogeneity and spatial distribution of phases in complex solid dispersions by thermal analysis by structural characterization and X-ray micro computed tomography [PDF]

open access: yes, 2016
Purpose: This study investigated the effect of drug-excipient miscibility on the heterogeneity and spatial distribution of phase separation in pharmaceutical solid dispersions at a micron-scale using two novel and complementary characterization ...
Alhijjaj, Muqdad   +5 more
core   +1 more source

An investigation on the solid dispersions of chlordiazepoxide

open access: yesInternational Journal of Biomedical Science, 2007
The aim of this study was to prepare solid dispersions of chlordiazepoxide techniques to improve its dissolution rate. To this end, three techniques namely, two solvent methods and co-grinding technique were used. Solid dispersions of chlordiazepoxide in polyvinylpyrrolidone (PVP), Eudragit E100, Mannitol and Sorbitol with two different ratios of drug ...
Ali, Nokhodchi   +3 more
openaire   +2 more sources

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