Development of a small-scale spray-drying approach for amorphous solid dispersions (ASDs) screening in early drug development.

abstract：:The unstirred aqueous boundary layer (ABL) thickness was determined for modified Franz diffusion cells using three test compounds--parathion, 4-hexylresorcinol, and 2,4-dinitrochlorobenzene (DNCB). Steady-state fluxes through one, two, and three dialysis membranes in series were achieved in donor-saturated, infinite-d...

journal_title：Pharmaceutical development and technology

authors： Miller MA,Kasting G

更新日期：2012-11-01 00:00:00

abstract：:Bupivacaine lipid microparticles were prepared and evaluated as a parenteral sustained-release dosage form for postoperative pain management. Bupivacaine free base was incorporated into a molten tristearin matrix and lipid micro-particles were subsequently formed from this molten mixture by a spray-congealing process....

journal_title：Pharmaceutical development and technology

authors： Li LC,Zhu L,Song JF,Deng JS,Bandopadhyay R,Wurster DE

更新日期：2005-01-01 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：:An approach for cancer treatment is modulation of tumor microenvironment. Based on the role of extracellular matrix in cell modulation, fabrication of textured materials mimicking extracellular matrix could provide novel opportunities such as determining cancer cell behaviour. With this background, in this work, we ha...

journal_title：Pharmaceutical development and technology

authors： Yaşayan G,Mega Tiber P,Orun O,Alarçin E

更新日期：2020-12-01 00:00:00

abstract：:Taking into account possible irritation of the skin upon contact with naproxen (NPX) crystals and lower bioavailability after administration of the suspended or ionized drug, the aim of the work was to design and characterize novel and easy-to-formulate gels with the entirely dissolved drug in the acidic form. The for...

journal_title：Pharmaceutical development and technology

authors： Osmałek T,Milanowski B,Froelich A,Górska S,Białas W,Szybowicz M,Kapela M

更新日期：2017-06-01 00:00:00

abstract：:Due to their light consistency and good spreadability, aqueous foams are considered as convenient and highly accepted drug carrier systems that are of great importance in the field of topical drug delivery. The production of a stable, easy to dose, preferably environmentally harmless foam formulation is challenging. T...

journal_title：Pharmaceutical development and technology

authors： Farkas D,Kállai-Szabó N,Sárádi-Kesztyűs Á,Lengyel M,Magramane S,Kiss É,Antal I

更新日期：2020-12-27 00:00:00

abstract：:Objective: Tanshinone IIA (TSN) and Tetramethylpyrazine (TMP) were combined in a composite, oil-in-water nanoemulsions (TSN/TMP O/W NEs) was prepared to prolong in vitro and vivo circulation time, and enhance the bioavailability of TSN. Material and methods: Physicochemical characterization of TSN/TMP O/W NEs was char...

journal_title：Pharmaceutical development and technology

authors： Wang B,Hong L,Liu Y,Bedingfield SK,Zhang C,Peng C,Qian J,Zha L

更新日期：2019-12-01 00:00:00

abstract：:In this study, the degradation of Octastatin, a cyclic octapeptide analog of somatostatin, was examined as a function of pH, temperature, buffer, and ionic strength by reversed-phase gradient high-performance liquid chromatography. Degradation of Octastatin followed a first-order kinetics. Various buffer species such ...

journal_title：Pharmaceutical development and technology

authors： Jang SW,Woo BH,Lee JT,Moon SC,Lee KC,DeLuca PP

更新日期：1997-11-01 00:00:00

abstract：:Dual drug nanocrystals loaded nano embedded microparticles (DNEMs) were prepared for fixed dose combination of simvastatin (SIM) and ezetimibe (EZE) using NanoCrySP technology. The purpose was to generate nanonized SIM and EZE dispersed in matrix of single crystallization inducing excipient and investigate their in vi...

journal_title：Pharmaceutical development and technology

authors： Nandi S,Kaur A,Bansal AK

更新日期：2020-01-01 00:00:00

abstract：:Controlled release of a marker drug, 4,4'-bis(2-sulfostyryl) biphenyl (DSBP) from genipin crosslinked gelatin thin films, with application to drug delivery by transdermal patches is studied in this paper. A simple method for fabrication of nano-thin films, using basic lab equipment is introduced. This method consists ...

journal_title：Pharmaceutical development and technology

authors： Abbasi A,Eslamian M,Heyd D,Rousseau D

更新日期：2008-01-01 00:00:00

abstract：PURPOSE:BMS-196843 (Oncostatin M) is a therapeutic recombinant protein in development. Scale-up process changes led to unexpected instability of the bulk drug substance solution during storage. A product with an apparent higher MW than the parent protein was observed by the size-exclusion chromatography (SEC). This stu...

journal_title：Pharmaceutical development and technology

authors： Zhao F,Stein DJ,Paborji M,Cash PW,Root BJ,Wei Z,Knupp CJ

更新日期：2001-01-01 00:00:00

abstract：:Aluminum hydroxide adjuvant was pretreated with six concentrations of potassium dihydrogen phosphate to produce a series of adjuvants with various degrees of phosphate substitution for surface hydroxyl. The adsorption of three phosphorylated proteins (alpha casein, dephosphorylated alpha casein, and ovalbumin) by the ...

journal_title：Pharmaceutical development and technology

authors： Iyer S,HogenEsch H,Hem SL

更新日期：2003-01-01 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：:Two polymorphs and three solvates of fluconazole were isolated and characterized by x-ray powder diffractometry, IR spectroscopy, differential scanning calorimetry (DSC), thermogravimetry, and their dissolution rates. The different forms were prepared by crystallization of the original powder in different solvents at ...

journal_title：Pharmaceutical development and technology

authors： Alkhamis KA,Obaidat AA,Nuseirat AF

更新日期：2002-11-01 00:00:00

abstract：:Owing to its limited aqueous solubility, Phytomenadione (vitamin K) undergoes a low bioavailability (50%) with a large inter-individual variability after oral administration. Therefore, the aim of this work was to incorporate vitamin K into nanostructure lipid carrier systems to improve its aqueous solubility and bioa...

journal_title：Pharmaceutical development and technology

authors： Aljaeid BM,Hosny KM

更新日期：2018-04-01 00:00:00

abstract：:The principal purpose of the present study was to prepare and characterize a complex drug delivery system consisting of Nafarelin-poly (3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) nanoparticles (NPs) in combination with sodium alginate/poloxamer 407 in situ gel. Nafarelin-loaded PHBV NPs were prepared via double em...

journal_title：Pharmaceutical development and technology

authors： Alizadeh B,Bahari Javan N,Akbari Javar H,Khoshayand MR,Dorkoosh F

更新日期：2018-02-01 00:00:00

abstract：:In the pharmaceutical industry, chemometrics is rapidly establishing itself as a tool that can be used at every step of product development and beyond: from early development to commercialization. This set of multivariate analysis methods allows the extraction of information contained in large, complex data sets thus ...

journal_title：Pharmaceutical development and technology

authors： Ferreira AP,Tobyn M

更新日期：2015-01-01 00:00:00

abstract：:It is well known that carriers can affect the dissolution of poorly soluble drugs. In this study, our aim was to investigate the dissolution enhancement of carbamazepine solid dispersed or mixed at different loading ratios in crospovidone, polyvinylpyrrolidone, and sodium starch glycolate. The physical state of the dr...

journal_title：Pharmaceutical development and technology

authors： Moneghini M,Voinovich D,Perissutti B,Princivalle F

更新日期：2002-01-01 00:00:00

abstract：:The interaction of 5-nitro-2-furfurilylidene benzhydrazide (5NFB), potential anti-trypanosomal compound, with micellar solutions was studied. The results indicated that 50 mug of 5NFB completely kills 20 million T. cruzi epimastigote cells within 3 days, whereas the same amount of benznidazole kills 30% of the cells a...

journal_title：Pharmaceutical development and technology

authors： Rangel-Yagui CO,Hsu HW,Barbosa LR,Caetano W,Pessoa A Jr,Tavares LC,Itri R

更新日期：2007-01-01 00:00:00

abstract：:The effect of chemical enhancers (e.g., fatty acids, limonene, depilatory lotions) and iontophoresis was investigated on the in vitro permeability of leuprolide acetate through porcine epidermis. Franz diffusion cells and Scepter iontophoretic power source were used for the percutaneous absorption studies. Anodal iont...

journal_title：Pharmaceutical development and technology

authors： Rastogi SK,Singh J

更新日期：2004-11-01 00:00:00

abstract：:This study reports on the impact of cyclodextrin addition on the phase behavior of microemulsion systems. Three distinct oil-in-water microemulsions were formulated and subjected to increasing concentrations of various cyclodextrins. The prepared formulations underwent visual, textural and microscopic characterization...

journal_title：Pharmaceutical development and technology

authors： Thakur SS,Solloway J,Stikkelman A,Seyfoddin A,Rupenthal ID

更新日期：2018-02-01 00:00:00

abstract：:A high-pressure homogenization method for the production of aqueous suspensions of poly(D,L-lactide) and poly(D,L-lactide-co-glycolide) was investigated. Depending on the production conditions it was possible to produce micro--as well as nanoparticulate systems without the use of organic solvents. The influence of dif...

journal_title：Pharmaceutical development and technology

authors： Calvör A,Müller BW

更新日期：1998-08-01 00:00:00

abstract：:The main objective of this research is to use the near-infrared diffuse reflectance method to evaluate and quantify the effects of hardness and porosity on the near-infrared spectras of tablets. To develop a model equation, validate the model and test the model predictive ability. Seven theophylline tablet formulation...

journal_title：Pharmaceutical development and technology

authors： Donoso M,Kildsig DO,Ghaly ES

更新日期：2003-01-01 00:00:00

abstract：:Background: Clindamycin's bitter taste and odor is known to affect treatment adherence in children. Recently, a formulation of clindamycin HCl complexed with ion exchange resin IRP 69 was shown to mask the bitter taste. Because of the potential benefit of this formulation for children, a pilot study using a porcine mo...

journal_title：Pharmaceutical development and technology

authors： Goode GA,Wagh SJ,Irby DJ,Ma D,Jacobs RF,Kearns GL,Almoazen H

更新日期：2019-10-01 00:00:00

abstract：:The aim of the present work was to investigate the possibility of achieving buccal delivery of a problematic drug, acyclovir, from films based on chitosan hydrochloride (HCS) and polyacrylic acid sodium salt (PAA). At first, the ionic interaction between HCS and PAA in distilled water was investigated by means of rheo...

journal_title：Pharmaceutical development and technology

authors： Rossi S,Sandri G,Ferrari F,Bonferoni MC,Caramella C

更新日期：2003-01-01 00:00:00

abstract：:The purpose of this study was to assess the usefulness of waxy corn (maize) starch as a cofiller and diluent in pellets produced by aqueous extrusion-spheronization. Waxy corn starch was combined with microcrystalline cellulose (MCC) in the range of 20-50% of the entire composition. Pellets containing ordinary corn st...

journal_title：Pharmaceutical development and technology

authors： Junnila R,Palviainen P,Heinämäki J,Myllärinen P,Forssell P,Yliruusi J

更新日期：2000-01-01 00:00:00

abstract：:A comprehensive analytical solution that accounts for many factors and assumptions affecting drug concentration profile in the gastrointestinal tract was presented. A sensitivity analysis approach was utilized in order to investigate the importance of different parameters in the model. The partition coefficient is fou...

journal_title：Pharmaceutical development and technology

authors： Idkaidek NM,Abdel-Jabbar N

更新日期：2001-01-01 00:00:00

abstract：PURPOSE:To evaluate four novel metrics that compare dissolution profiles and assess their performance characteristics by comparing dissolution profiles of FAST and SLOW immediate release metoprolol tartrate tablets. METHODS:The four novel metrics (rho, rho m, delta a, and delta s), along with f2, were applied to disso...

journal_title：Pharmaceutical development and technology

authors： Seo PR,Shah VP,Polli JE

更新日期：2002-05-01 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：:The objective of the present investigation was to formulate and evaluate orodispersible tablets (ODTs) of ondansetron HCl possessing sufficient mechanical strength by wet granulation or direct compression method. A combination of glycine and chitosan was employed for providing a sweet tasting disintegrating system. Th...

journal_title：Pharmaceutical development and technology

authors： Goel H,Vora N,Tiwary AK,Rana V

更新日期：2009-01-01 00:00:00