Preparation of celecoxib tablet by hot melt extrusion technology and application of process analysis technology to discriminate solubilization effect.

abstract：:A colchicine release system utilizing biodegradable poly(phosphazenes) was investigated in vitro for intra-articular administration. Polymer degradation and drug release studies were performed on colchicine-loaded poly(phosphazenes) containing either imidazolyl (I-PPHOS) or ethyl glycinato (EG-PPHOS) side chain substi...

journal_title：Pharmaceutical development and technology

authors： Ibim SM,el-Amin SF,Goad ME,Ambrosio AM,Allcock HR,Laurencin CT

更新日期：1998-02-01 00:00:00

abstract：:Ternary complexes of meloxicam (ML), a poorly water-soluble anti-inflammatory drug, with β-cyclodextrin (βCD) and polyethylene glycol (PEG) 6000 were prepared from an equimolar (ML-βCD) and 10% of PEG. Characterization of the ternary complex was carried out by differential scanning calorimetry and X-ray diffractometry...

journal_title：Pharmaceutical development and technology

authors： Radia O,Rogalska E,Moulay-Hassane G

更新日期：2012-09-01 00:00:00

abstract：:The objective of this study was to investigate the effect of the physiological parameters (pH, buffer capacity, and ionic strength) of the gastrointestinal (GI) fluid on the dissolution behavior of the class II weakly acidic (BCS class IIa) drug valsartan. A series of in vitro dissolution studies was carried out on Di...

journal_title：Pharmaceutical development and technology

authors： Hamed R

更新日期：2018-12-01 00:00:00

abstract：PURPOSE:The purpose of this study is to investigate the mechanisms and thermodynamics of the interaction between hydroxypropyl beta-cyclodextrin (HPdetaCD) and [D-Trp6, des-Gly10] LHRH ethylamide (deslorelin), a peptide drug. METHODS:We used UV and fluorescence spectroscopy to study the interaction of HPbetaCD and des...

journal_title：Pharmaceutical development and technology

authors： Koushik KN,Bandi N,Kompella UB

更新日期：2001-11-01 00:00:00

abstract：:Clinical trials of cholesterol ester transfer protein (CETP) peptide vaccine were stopped after disappointing results in humans due to the inadequacy of adjuvant aluminum hydroxide in stimulating the immune response against the self-antigen of CETP. To increase the efficacy of the CETP vaccine, we developed a novel li...

journal_title：Pharmaceutical development and technology

authors： Aghebati T,Arabsalmani M,Mohammadpour AH,Afshar M,Jaafari MR,Abnous K,Nazemi S,Badiee A

更新日期：2020-04-01 00:00:00

abstract：:The physicochemical properties and enzymatic stability of esters of phenylephrone, synthesized on the basis of the chemical delivery system (CDS) concept, were studied as a new class of mydriatic agents. Potentiometrically determined ionization constants (pKa) of the novel compounds were in the range 7.19-7.21. The th...

journal_title：Pharmaceutical development and technology

authors： Goskonda VR,Khan MA,Bodor NS,Reddy IK

更新日期：1999-05-01 00:00:00

abstract：:The utility of microcalorimetry as a rapid screening tool for assessing the solution stability of high molecular weight pharmaceutical proteins was evaluated by using model recombinant antibodies, Protein I and Protein II. Changes in the transition midpoint, T(m), were monitored as a function of pH and/or in the prese...

journal_title：Pharmaceutical development and technology

authors： Burton L,Gandhi R,Duke G,Paborji M

更新日期：2007-01-01 00:00:00

abstract：:In pediatrics, it is crucial to ameliorate the unpleasant taste of oral pharmaceutical formulations in order to facilitate patient compliance. Scientists' attempt to develop modern products for children is included among the new trends in pharmaceutical technology. Designing the preparation procedures and selecting th...

journal_title：Pharmaceutical development and technology

authors： Karaiskou SG,Kouskoura MG,Markopoulou CK

更新日期：2020-01-01 00:00:00

abstract：:The purpose of this research was to prepare various injectable, protein (cytochrome c)-loaded biodegradable poly(lactide-co-glycolide) (PLGA) devices by a novel microencapsulation method and to compare their characteristics. Syringeable mixtures of polymer and protein solidified upon injection when coming in contact w...

journal_title：Pharmaceutical development and technology

authors： Jain RA,Rhodes CT,Railkar AM,Malick AW,Shah NH

更新日期：2000-01-01 00:00:00

abstract：:Starches obtained from four different Dioscorea species namely White (D. rotundata), Bitter (D. dumetorum), Chinese (D. oppositifolia) and Water yam (D. alata), were modified by acid hydrolysis and the physicochemical, material and tablet formation properties of the starches were investigated with the aim of determini...

journal_title：Pharmaceutical development and technology

authors： Odeku OA,Picker-Freyer KM

更新日期：2009-01-01 00:00:00

abstract：:Preterm labor is the main cause of death and serious illness of both infants and pregnant women in Africa and worldwide. Parenteral and oral salbutamol sulfate as a B2 antagonist has been used for the treatment of preterm labor. The study aims are to formulate salbutamol sulfate non-invasive vaginal bioadhesive tablet...

journal_title：Pharmaceutical development and technology

authors： El-Enin ASMA,Elbakry AM,Hosary RE,Lotfy MAF

更新日期：2020-10-01 00:00:00

abstract：:The main objective of the present study was to improve bioavailability of diltiazem hydrochloride and decrease the frequency of dosage form administration by increasing the encapsulation efficiency of the drug, residence time of the dosage form at the site of absorption and sustained release of the drug from the deliv...

journal_title：Pharmaceutical development and technology

authors： Sultana Y,Mall S,Maurya DP,Kumar D,Das M

更新日期：2009-01-01 00:00:00

abstract：:The objective of the present study was to coprocess 2 active pharmaceutical ingredients (APIs), nevirapine (NVP) and stavudine (STV), by spray drying technique to overcome the respective problems of poor solubility and poor content uniformity. The coprocessed product (NVP-STV CP) and untreated APIs were characterized ...

journal_title：Pharmaceutical development and technology

authors： Mohammed GA,Puri V,Bansal AK

更新日期：2008-01-01 00:00:00

abstract：PURPOSE:To investigate the influence of the pH of the dissolution medium on immediate release 850 mg metformin hydrochloride tablets. METHODS:A traditional wet granulation method was used to manufacture metformin hydrochloride tablets with or without a disintegrant. Tablet dissolution was conducted using the USP appar...

journal_title：Pharmaceutical development and technology

authors： Desai D,Wong B,Huang Y,Tang D,Hemenway J,Paruchuri S,Guo H,Hsieh D,Timmins P

更新日期：2015-01-01 00:00:00

abstract：:Mefenamic acid (MA), a poorly water-soluble drug, was used as a model substance to investigate granules and tablet characteristics to be optimized for the loading volume of MA (0-74.1% v/v) in the formulation including lactose monohydrate/maize starch (7/3) as excipients. The compactibility of granules increased with ...

journal_title：Pharmaceutical development and technology

authors： Kimura G,Betz G,Leuenberger H

更新日期：2008-01-01 00:00:00

abstract：:In recent years, drug delivery systems such as liposomes and microparticles have been used in clinic for the treatment of different diseases and from a regulatory point of view, a parenterally applied drug and drug delivery systems must be sterile and pyrogen free. Radiation sterilization is a method recognized by pha...

journal_title：Pharmaceutical development and technology

authors： Sakar F,Özer AY,Erdogan S,Ekizoglu M,Kart D,Özalp M,Colak S,Zencir Y

更新日期：2017-09-01 00:00:00

abstract：:The dry coating process was evaluated in terms of storage stability investigating drug release and agglomeration tendency of the different coated oral dosage forms; hydroxypropyl methylcellulose acetate succinate (HPMCAS) was used with triethylcitrate (TEC) as plasticizer and acetylated monoglyceride (Myvacet) as wett...

journal_title：Pharmaceutical development and technology

authors： Kablitz CD,Urbanetz NA

更新日期：2009-01-01 00:00:00

abstract：:In this study, we designed a polymersome system for the controlled release of methotrexate (MTX) as an anticancer drug with the objective of improving the loading efficiency of the drug in polymersomes as well as achievement of an efficient control on the release rate of drug from nanocarriers. We synthesized mono met...

journal_title：Pharmaceutical development and technology

authors： Nosrati H,Adinehvand R,Manjili HK,Rostamizadeh K,Danafar H

更新日期：2019-01-01 00:00:00

abstract：:The hygroscopicity of Brequinar sodium, an organ transplant immunosuppressant, at 75% relative humidity highly depends on the crystal form or crystallinity of the drug substance. Hygroscopicity and ease of water uptake of three lots of Brequinar sodium were investigated. Those lots contained different impurities at le...

journal_title：Pharmaceutical development and technology

authors： Wu LS,Pang J,Hussain MA

更新日期：1996-04-01 00:00:00

abstract：CONTEXT:The recent US Food and Drug Administration (FDA) legislation has introduced the evaluation of the Design Space of critical process parameters in manufacturing processes. In freeze-drying, a "formulation" is expected to be robust when minor deviations of the product temperature do not negatively affect the final...

journal_title：Pharmaceutical development and technology

authors： Schneid SC,Stärtzel PM,Lettner P,Gieseler H

更新日期：2011-11-01 00:00:00

abstract：:Effects of various factors, such as light intensity, polarizability of n-alcohol solvents, addition of colorants, and viscosity of solutions on the kinetics of the photoisomerization of therapeutically effective E-isomer of sorivudine to its less effective Z-isomer were studied. Solutions of known concentrations of E-...

journal_title：Pharmaceutical development and technology

authors： Desai D,Li D,Janjikhel R,Lang B,Jain N

更新日期：2001-01-01 00:00:00

abstract：:Dynamic image analysis (DIA) was used to measure particle diameter (D50) of in-process samples removed during fluid bed coating. A single, rapid measurement gave D50 to within 4 mum. Samples removed at intervals of 2% weight gain were readily distinguishable by DIA and by their drug release profiles. Drug release was ...

journal_title：Pharmaceutical development and technology

authors： Heinicke G,Schwartz JB

更新日期：2006-01-01 00:00:00

abstract：:The present study was aimed to optimize capsulated unfolding type gastroretentive bilayer film constituting immediate release (IR) layer of amlodipine besylate and sustained release (SR) layer of atorvastatin calcium. A three-factor, three-level Box-Behnken-design was used to optimize bilayer film with dual-release ch...

journal_title：Pharmaceutical development and technology

authors： Porwal A,Dwivedi H,Pathak K

更新日期：2020-04-01 00:00:00

abstract：:Magnesium stearate (MgSt) is a widely used pharmaceutical lubricant in tablet manufacturing. However, batch-to-batch variability in hydrate form and surface area can lead to inconsistency in tablet performance. In this work, several unique MgSt samples were studied: traditional monohydrate samples with high surface ar...

journal_title：Pharmaceutical development and technology

authors： Calahan JL,Paul S,Yanez EG,DeNeve D,Sun CC,Munson EJ

更新日期：2021-02-01 00:00:00

abstract：:The aim of this study was to investigate early formulation screening in small scale with a miniaturized fluid bed device. Altogether eight different batches were granulated in a Multipart Microscale Fluid bed Powder processor (MMFP) with constant process conditions using electrostatic atomization. Atomization voltage ...

journal_title：Pharmaceutical development and technology

authors： Kivikero N,Murtomaa M,Antikainen O,Hatara J,Juppo AM,Sandler N

更新日期：2011-08-01 00:00:00

abstract：:Aqueous concentrated plain mixtures of dextran and concanavalin A (con A) were examined for their rheological response to glucose for comparison with previously studied partially photopolymerized acrylic derivatives. Non-destructive oscillatory tests were undertaken within the linear viscoelastic range to examine the ...

journal_title：Pharmaceutical development and technology

authors： Taylor MJ,Tanna S,Sahota TS

更新日期：2010-01-01 00:00:00

abstract：:The fluorescence polarization technique was used to measure the microviscosity of a series of phospholipid-based emulsions. Fourteen different oil-in-water emulsions containing 20% medium chain length triglycerides, various concentrations and types of phospholipids, and 2.2% glycerin were prepared by microfluidization...

journal_title：Pharmaceutical development and technology

authors： Zhang X,Kirsch LE

更新日期：2004-01-01 00:00:00

abstract：:Quality by design (QbD) is an essential part of the modern approach to pharmaceutical quality. This study was conducted in the framework of a QbD project involving ramipril tablets. Preliminary work included identification of the critical quality attributes (CQAs) and critical process parameters (CPPs) based on the qu...

journal_title：Pharmaceutical development and technology

authors： Aksu B,Paradkar A,de Matas M,Özer Ö,Güneri T,York P

更新日期：2013-02-01 00:00:00

abstract：:This study explored the application of chitosan-alginate (CA) and chitosan-pectin (CP) complex films as drug release regulator for the preparation of multiunit controlled-release diclofenac sodium capsules. Pellets containing drug and microcrystalline cellulose, in a ratio of 3:5, were prepared in a fluidized rotary g...

journal_title：Pharmaceutical development and technology

authors： Mitrevej A,Sinchaipanid N,Rungvejhavuttivittaya Y,Kositchaiyong V

更新日期：2001-08-01 00:00:00

abstract：:The objective of this paper was to evaluate the mucoadhesive and sustained-release properties of the water-soluble gum obtained from Hakea gibbosa (hakea), for the formulation of buccal tablets. Flatfaced tablets containing hakea were formulated using chlorpheniramine maleate (CPM) as a model drug. Two types of tablet...

journal_title：Pharmaceutical development and technology

authors： Alur HH,Pather SI,Mitra AK,Johnston TP

更新日期：1999-08-01 00:00:00