Effect of degree of esterification of pectin and calcium amount on drug release from pectin-based matrix tablets.

abstract：:The purpose of this research was to evaluate a new wireless and battery-free sensor technology for invasive product temperature measurement during freeze-drying. Product temperature is the most critical process parameter in a freeze-drying process, in particular during primary drying. The product temperature over time...

journal_title：AAPS PharmSciTech

authors： Schneid S,Gieseler H

更新日期：2008-01-01 00:00:00

abstract：:This study tests the hypothesis that association complexes formed between enoxaparin and cetyltrimethylammonium bromide (CTAB) augment permeation across the gastrointestinal mucosa due to improved encapsulation of this hydrophilic macromolecule within biocompatible poly (lactide-co-glycolide, PLGA RG 503) nanoparticle...

journal_title：AAPS PharmSciTech

authors： Eleraky NE,Swarnakar NK,Mohamed DF,Attia MA,Pauletti GM

更新日期：2020-02-03 00:00:00

abstract：:Establishing bioequivalence (BE) of drugs indicated to treat cancer poses special challenges. For ethical reasons, often, the studies need to be conducted in cancer patients rather than in healthy volunteers, especially when the drug is cytotoxic. The Biopharmaceutics Classification System (BCS) introduced by Amidon (...

journal_title：AAPS PharmSciTech

authors： Tampal N,Mandula H,Zhang H,Li BV,Nguyen H,Conner DP

更新日期：2015-02-01 00:00:00

abstract：:The purpose of this research was to develop and evaluate buccal mucoadhesive controlled release tablets of lercanidipine hydrochloride using polyethylene oxide and different viscosity grades of hydroxypropyl methylcellulose individually and in combination. Effect of polymer type, proportion and combination was studied...

journal_title：AAPS PharmSciTech

authors： Charde S,Mudgal M,Kumar L,Saha R

更新日期：2008-01-01 00:00:00

abstract：:A simple, reliable, highly sensitive and selective spectrofluorimetric method has been developed for determination of certain aminoglycosides namely amikacin sulfate, tobramycin, neomycin sulfate, gentamicin sulfate, kanamycin sulfate and streptomycin sulfate. The method is based on the formation of a charge transfer ...

journal_title：AAPS PharmSciTech

authors： Omar MA,Nagy DM,Hammad MA,Aly AA

更新日期：2013-06-01 00:00:00

abstract：:High inter- and intra-individual variability in the pH of fluids in the human gastrointestinal (GI) tract has been described in the literature. The aim of this study was to assess the influence of physiological variability in fasted pH profiles of media along the GI tract on diclofenac sodium (DF-Na) dissolution from ...

journal_title：AAPS PharmSciTech

authors： Felicijan T,Pišlar M,Vene K,Bogataj M

更新日期：2018-10-01 00:00:00

abstract：:In this study, liquid crystalline nanoparticles (LCN) have been proposed as new carrier for topical delivery of finasteride (FNS) in the treatment of androgenetic alopecia. To evaluate the potential of this nanocarrier, FNS-loaded LCN was prepared by ultrasonication method and characterized for size, shape, in vitro r...

journal_title：AAPS PharmSciTech

authors： Madheswaran T,Baskaran R,Thapa RK,Rhyu JY,Choi HY,Kim JO,Yong CS,Yoo BK

更新日期：2013-03-01 00:00:00

abstract：:The objective of the present study is to investigate the effect of hydrocarbon chain length in 1,2-alkanediols on percutaneous absorption of metronidazole (MTZ). Twelve formulations (1,2-propanediol, 1,2-butanediol, 1,2-pentanediol, 1,2-hexanediol in 4% concentration, 1,2-hexanediol, and 1,2-heptanediol in 1% concentr...

journal_title：AAPS PharmSciTech

authors： Li N,Jia W,Zhang Y,Zhang MC,Tan F,Zhang J

更新日期：2014-04-01 00:00:00

abstract：:A co-processed excipient was prepared from commercially available crystalline mannitol and α-chitin using direct compression as well as spray, wet, and dry granulation. The effect of the ratio of the two components, percentage of lubricant and particle size, on the properties of the prepared co-processed excipient has...

journal_title：AAPS PharmSciTech

authors： Daraghmeh N,Rashid I,Al Omari MM,Leharne SA,Chowdhry BZ,Badwan A

更新日期：2010-12-01 00:00:00

abstract：:One of the current methods for cycle optimization in primary drying to is develop a graphical design space based on quality by design (QbD). In order to construct the design space, the vial heat transfer coefficient (Kv) is needed. This paper investigated experimental factors that can affect the Kv result, examined th...

journal_title：AAPS PharmSciTech

authors： Wegiel LA,Ferris SJ,Nail SL

更新日期：2018-05-01 00:00:00

abstract：:This study focused on the chemical stability of the cephalosporin (6R, 7R)-7-(1-pentafluorophenoxyacetamido)-3-[2-(5-methyl-1,3,4-thiodiazolyl)thiomethyl]-Delta(3)-cephem-4-carboxylic acid, sodium salt (cephem 1) formulation after electron beam (e-beam) irradiation. The cephem 1 concentrations of samples irradiated at...

journal_title：AAPS PharmSciTech

authors： Johns PJ,Turberg M,Willard K,Matagne D,Cheesman D

更新日期：2001-11-19 00:00:00

abstract：:A new, simple, inexpensive, and rapid 96-well plate UV spectrophotometric method was developed and validated for the quantification of compound 48/80 (C48/80) associated with particles. C48/80 was quantified at 570 nm after reaction with acetaldehyde and sodium nitroprusside in an alkaline solution (pH 9.6). The metho...

journal_title：AAPS PharmSciTech

authors： Bento D,Borchard G,Gonçalves T,Borges O

更新日期：2013-06-01 00:00:00

abstract：:Risedronate sodium (RS) is a potent inhibitor of bone resorption, having an extreme poor permeability and limited oral bioavailability (0.62%). RS should be orally administered under fasting conditions while keeping in an upright posture for at least 30 min to diminish common gastroesophageal injuries. To surmount suc...

journal_title：AAPS PharmSciTech

authors： Elkady OA,Tadros MI,El-Laithy HM

更新日期：2019-12-05 00:00:00

abstract：:The present study evaluates the antioxidant activity of the flavonol quercetin, and its functional stability as a raw material and when added in formulations. The iron-chelating activity was determined using the bathophenanthroline assay, and the functional stability was evaluated with the antilipoperoxidative assay. ...

journal_title：AAPS PharmSciTech

authors： Casagrande R,Georgetti SR,Verri WA Jr,Jabor JR,Santos AC,Fonseca MJ

更新日期：2006-02-03 00:00:00

abstract：:Pressurized metered dose inhalers (MDIs) were first introduced in the 1950s and they are currently widely prescribed as portable systems to treat pulmonary conditions. MDIs consist of a formulation containing dissolved or suspended drug and hardware needed to contain the formulation and enable efficient and consistent...

journal_title：AAPS PharmSciTech

authors： Stein SW,Sheth P,Hodson PD,Myrdal PB

更新日期：2014-04-01 00:00:00

abstract：:The purpose of this paper is to describe results from the use of a set of Excel macros written to facilitate the comparison of image analysis (IA) and laser diffraction (LD) particle size analysis (psa) data. Measurements were made on particle systems of differing morphological characteristics including differing aver...

journal_title：AAPS PharmSciTech

authors： Kelly RN,DiSante KJ,Stranzl E,Kazanjian JA,Bowen P,Matsuyama T,Gabas N

更新日期：2006-08-18 00:00:00

abstract：:A simple but novel mixed surfactant system was designed to fabricate a self-nanoemulsifying drug delivery system (SNEDDS) based on hydrophilic-lipophilic balance (HLB) value. The impacts of HLB and molecular structure of surfactants on the formation of SNEDDS were investigated. After screening various oils and surfact...

journal_title：AAPS PharmSciTech

authors： Weerapol Y,Limmatvapirat S,Nunthanid J,Sriamornsak P

更新日期：2014-04-01 00:00:00

abstract：:The present study was carried out with a view to enhance the dissolution of poorly water-soluble BCS-class II drug aceclofenac by co-grinding with novel porous carrier Neusilin US(2.) (amorphous microporous granules of magnesium aluminosilicate, Fuji Chemical Industry, Toyama, Japan). Neusilin US(2) has been used as a...

journal_title：AAPS PharmSciTech

authors： Vadher AH,Parikh JR,Parikh RH,Solanki AB

更新日期：2009-01-01 00:00:00

abstract：:The purpose of this research was to explore the utility of beta cyclodextrin (betaCD) and beta cyclodextrin derivatives (hydroxypropyl-beta-cyclodextrin [HPbetaCD], sulfobutylether-beta-CD [SBbetaCD], and a randomly methylated-beta-CD [RMbetaCD]) to form inclusion complexes with the antitumoral drug, beta-lapachone (b...

journal_title：AAPS PharmSciTech

authors： Cunha-Filho MS,Dacunha-Marinho B,Torres-Labandeira JJ,Martínez-Pacheco R,Landín M

更新日期：2007-07-27 00:00:00

abstract：:Pneumocystis carinii pneumonia (PCP) is a major opportunistic infection that affects patients with human immunodeficiency virus. Although orally administered dapsone leads to high hepatic metabolism, decreasing the therapeutic index and causing severe side effects, this drug is an effective alternative for the treatme...

journal_title：AAPS PharmSciTech

authors： Ortiz M,Jornada DS,Pohlmann AR,Guterres SS

更新日期：2015-10-01 00:00:00

abstract：:The objective of this study was to investigate the release behaviour of propranolol hydrochloride from psyllium matrices in the presence hydrophilic polymers. The dissolution test was carried out at pH 1.2 and pH 6.8. Binary mixtures of psyllium and hydroxypropyl methylcellulose (HPMC) used showed that an increase in ...

journal_title：AAPS PharmSciTech

authors： Siahi-Shadbad MR,Asare-Addo K,Azizian K,Hassanzadeh D,Nokhodchi A

更新日期：2011-12-01 00:00:00

abstract：:The aim of the present work was the investigation of robustness and reliability of drug release from 50 to 400 mg quetiapine extended release HPMC matrix tablets towards mechanical stresses of biorelevant intensity. The tests were performed under standard conditions (USP apparatus II) as well as under simulated gastro...

journal_title：AAPS PharmSciTech

authors： Garbacz G,Kandzi A,Koziolek M,Mazgalski J,Weitschies W

更新日期：2014-02-01 00:00:00

abstract：:A combination of analytical and statistical methods is used to improve a tablet coating process guided by quality by design (QbD) principles. A solid dosage form product was found to intermittently exhibit bad taste. A suspected cause was the variability in coating thickness which could lead to the subject tasting the...

journal_title：AAPS PharmSciTech

authors： Dubey A,Boukouvala F,Keyvan G,Hsia R,Saranteas K,Brone D,Misra T,Ierapetritou MG,Muzzio FJ

更新日期：2012-03-01 00:00:00

abstract：:Poly(vinyl alcohol) (PVA)-based formulations are used for pharmaceutical tablet coating with numerous advantages. Our objective is to study the stability of PVA-based coating films in the presence of acidic additives, alkaline additives, and various common impurities typically found in tablet formulations. Opadry® II ...

journal_title：AAPS PharmSciTech

authors： Koo OM,Fiske JD,Yang H,Nikfar F,Thakur A,Scheer B,Adams ML

更新日期：2011-06-01 00:00:00

abstract：:The aim of the present study was to investigate the use of different grades of microcrystalline cellulose (MCC) and lactose in a direct pelletization process in a rotary processor. For this purpose, a mixed 2- and 3-level factorial study was performed to determine the influence of the particle size of microcrystalline...

journal_title：AAPS PharmSciTech

authors： Kristensen J

更新日期：2005-10-24 00:00:00

abstract：:Curcumin is a naturally occurring constituent of turmeric that is a good substitute for synthetic medicines for the treatment of different diseases, due to its comparatively safer profile. However, there are certain shortcomings that limit its use as an ideal therapeutic agent. In order to overcome these drawbacks, we...

journal_title：AAPS PharmSciTech

authors： Akbar MU,Zia KM,Nazir A,Iqbal J,Ejaz SA,Akash MSH

更新日期：2018-08-01 00:00:00

abstract：:Cationic liposomes have long been used as non-viral vectors for small interfering RNA (siRNA) delivery but are associated with high toxicity, less transfection efficiency, and in vivo instability. In this investigation, we have developed siRNA targeted to RRM1 that is responsible for development of resistance to gemci...

journal_title：AAPS PharmSciTech

authors： Khatri N,Baradia D,Vhora I,Rathi M,Misra A

更新日期：2014-12-01 00:00:00

abstract：:Penetration and distribution of thiocolchicoside from a commercially available foam (Miotens 0.25%, w/v) through human excised full-thickness skin were evaluated using two different in vitro apparatus: a Franz diffusion cell and a Saarbruecken penetration model-based cell. In order to evaluate the intrinsic capability...

journal_title：AAPS PharmSciTech

authors： Aguzzi C,Rossi S,Bagnasco M,Lanata L,Sandri G,Bona F,Ferrari F,Bonferoni MC,Caramella C

更新日期：2008-01-01 00:00:00

abstract：:The clinical potential of naringenin (NRG) is compromised due to its poor aqueous solubility and low oral bioavailability. The study is aimed at addressing these issues by means of naringenin nanosuspensions (NRG-NS) formulated using polyvinylpyrrolidone (PVP K-90) as stabiliser via antisolvent sonoprecipitation metho...

journal_title：AAPS PharmSciTech

authors： Gera S,Talluri S,Rangaraj N,Sampathi S

更新日期：2017-11-01 00:00:00

abstract：:Anti-vascular endothelial growth factor agents have been widely used to treat several eye diseases including age-related macular degeneration (AMD). An approach to maximize the local concentration of drug at the target site and minimize systemic exposure is to be sought. Sunitinib malate, a multiple receptor tyrosine ...

journal_title：AAPS PharmSciTech

authors： Bhatt P,Narvekar P,Lalani R,Chougule MB,Pathak Y,Sutariya V

更新日期：2019-08-09 00:00:00