Prediction of tablet hardness and porosity using near-infrared diffuse reflectance spectroscopy as a nondestructive method.

abstract：:The purpose of this work was to prepare and characterize Angiopep-2 functionalized ginsenoside-Rg3 loaded nanoparticles (ANG-Rg3-NP) and evaluate the therapeutic effect on C6 glioma cells. Nanoparticles were prepared by the emulsion solvent evaporation method. Angiopep-2 was functionalized to nanoparticles via a malei...

journal_title：Pharmaceutical development and technology

authors： Su X,Zhang D,Zhang H,Zhao K,Hou W

更新日期：2020-03-01 00:00:00

abstract：PURPOSE:Aerodynamically stable, nebulized aerosols are desirable to achieve optimum asthma therapy. Stabilizing droplet size using gel-forming polymers may assist in achieving this goal. Semisolid particles may be generated through aerosolization of a polymer solution. Gelatin was employed as a model polymer in a proce...

journal_title：Pharmaceutical development and technology

authors： Deaton AT,Jones LD,Dunbar CA,Hickey AJ,Williams DM

更新日期：2002-05-01 00:00:00

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：:Microgels were prepared by cinnamic acid-gelatin (type B) conjugate (CA-GelB) and cinnamic acid-Pluronic F127 conjugate (CA-Plur). (1)H NMR confirmed that CA was conjugated to gelatin and the gelatin to CA residue molar ratio was estimated to be 1:4.7 by a colorimetric method. CA-Plur of which the CA residue to Plur m...

journal_title：Pharmaceutical development and technology

authors： Zhang H,Kim JC

更新日期：2016-01-01 00:00:00

abstract：:Alpha lipoic acid (ALA), an active substance in anti-aging products and dietary supplements, need to be masked with an edible polymer to obscure its unpleasant taste. However, the high viscosity of the ALA molecules prevents them from forming microcomposites with masking materials even in supercritical carbon dioxide ...

journal_title：Pharmaceutical development and technology

authors： Mishima K,Honjo M,Sharmin T,Ito S,Kawakami R,Kato T,Misumi M,Suetsugu T,Orii H,Kawano H,Irie K,Sano K,Mishima K,Harada T,Ouchi M

更新日期：2016-09-01 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：: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：:When a nebulizer is evaluated by the Andersen Cascade Impactor (ACI), the flow rate is generally maintained at 28.3 L/min, as recommended by the manufacturer. However, the nebulizer flow rate that a patient inhales is only around 18 L/min. Because the drive flow of a nebulizer is approximately 6-8 L/min, the nebulized...

journal_title：Pharmaceutical development and technology

authors： Zhou Y,Brasel TL,Kracko D,Cheng YS,Ahuja A,Norenberg JP,Kelly HW

更新日期：2007-01-01 00:00:00

abstract：:The objective of this study was to develop a floating, pulsatile, multiparticulate drug delivery system intended for chronopharmacotherapy of arthritis. The floating pulsatile drug delivery has the advantage that a drug can be released in the upper gastrointestinal tract after a definite time period of no drug release...

journal_title：Pharmaceutical development and technology

authors： Gaikwad M,Belgamwar VS,Tekade A,Gattani S,Surana S

更新日期：2010-03-01 00:00:00

abstract：:Purpose: Intestinal drug absorption is one of the main factors that govern the fraction of oral dose absorbed (Fa) of drugs. It is reported that oral absorption of bortezomib (BTZ) can be restricted by its low intestinal permeability. In this study, we aimed to evaluate the impact of self-nanoemulsifying drug delivery...

journal_title：Pharmaceutical development and technology

authors： Mahmoudian M,Valizadeh H,Löbenberg R,Zakeri-Milani P

更新日期：2020-03-01 00:00:00

abstract：:Novel buccal adhesive system (NBAS) containing Nimodipine (N) was prepared and evaluated by different parameters such as weight uniformity, thickness, hardness, surface pH, swelling index, mucoadhesive strength (MS), in vitro drug release and ex vivo drug permeation. Different formulations containing 5-20% Carbopol 93...

journal_title：Pharmaceutical development and technology

authors： Hassan N,Ali M,Ali J

更新日期：2010-03-01 00:00:00

abstract：:In the current study, the influence of chitosan on the dissolution rate and bioavailability of acyclovir has been illustrated through the preparation of co-crystals by simple solvent change method. Chitosan was precipitated on acyclovir crystals using sodium citrate as the salting out agent. The pure drug and the prep...

journal_title：Pharmaceutical development and technology

authors： Allam AN,Naggar VF,El Gamal SS

更新日期：2013-07-01 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：:The objective of the study was to mask the unpleasant taste of captopril (CPT). Taste masking was achieved by complexation of CPT with a basic ion exchange resin, Dowex® 66, using the batch method. Dowex® 66 was used for the adsorption of CPT, and physical and chemical parameters of the CPT resinates complex were eval...

journal_title：Pharmaceutical development and technology

authors： Chikukwa MTR,Wesoly M,Korzeniowska AB,Ciosek-Skibinska P,Walker RB,Khamanga SMM

更新日期：2020-03-01 00:00:00

abstract：:The aim of this work is development of a nontoxic, long-term stable solid lipid nanoparticles (SLN) formulation for the loading of Nimesulide (NiM) by a 22 factorial design. The optimized formulation was composed of 10 wt% of glyceryl behenate and 2.5 wt% of poloxamer 188. Immediately after production, Z-Ave of NiM-SL...

journal_title：Pharmaceutical development and technology

authors： Campos JR,Fernandes AR,Sousa R,Fangueiro JF,Boonme P,Garcia ML,Silva AM,Naveros BC,Souto EB

更新日期：2019-06-01 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：:The aim of this study was to prepare various types of solid dispersions (SDs) by the hot-melt extrusion technique. Next, process analytical technology (PAT) such as Fourier transform-infrared (FT-IR) and Raman and near infrared (NIR) spectroscopy were applied to determine the solubilization effect. The SDs and its tab...

journal_title：Pharmaceutical development and technology

authors： Hwang I,Renuka V,Lee JH,Weon KY,Kang CY,Lee BJ,Park JB

更新日期：2020-06-01 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 purpose of this study was to assess the impact of impurities in formulation components, antioxidants, formulation pH, and processing/packaging on the extent of color change associated with oxidation of danofloxacin injectable. The methods used in this study include reversed-phase HPLC, UV-VIS spectrophotometry, at...

journal_title：Pharmaceutical development and technology

authors： Kasraian K,Kuzniar AA,Wilson GG,Wood JA

更新日期：1999-01-01 00:00:00

abstract：:A carbopol 934P-based drug delivery system (AmDDS) was developed to achieve the dual-controlled delivery of Nonoxynol-9 (N-9), a spermicidal agent, and EDTA, a potentiator of spermicidal activity. This gel-type system made intimate contact with vaginal mucosa and maintained an effective drug concentration within the v...

journal_title：Pharmaceutical development and technology

authors： Lee CH,Chien YW

更新日期：1996-07-01 00:00:00

abstract：:Submicron colloidal suspensions of poly(epsilon-caprolactone) (PCL) were prepared by the solvent displacement method, using either the conventional form or a new recirculation device. In the latter case, a process that allows the recirculation of the aqueous phase into a device, providing a continuous flow, is propose...

journal_title：Pharmaceutical development and technology

authors： Piñón-Segundo E,Ganem-Quintanar A,Rafael Garibay-Bermúdez J,Juan Escobar-Chávez J,López-Cervantes M,Quintanar-Guerrero D

更新日期：2006-01-01 00:00:00

abstract：:The contact time of a vehicle on the cornea is of utmost importance for ophthalmic drug delivery. The poor bioavailability and therefore poor therapeutic response exhibited by the conventional ophthalmic solutions due to pre-corneal elimination of a drug may be overcome by the use of the in situ gel forming systems, w...

journal_title：Pharmaceutical development and technology

authors： Gupta S,Samanta MK

更新日期：2010-07-01 00:00:00

abstract：:Flecainide base is pharmaceutically active substance used for production of flecainide acetate which is known in market as Tambacor, Almarytm, Apocard, Ecrinal or Flecaine. It is determined that flecainide base forms four polymorphic forms abbreviated as Ib, IIb, IIIb and IVb. Flecainide base form Ib is thermodynamica...

journal_title：Pharmaceutical development and technology

authors： Veldre K,Eglīte Z,Actiņš A,Zvirgzdiņš A,Rozenberga L,Tamanis E

更新日期：2014-02-01 00:00:00

abstract：:New microspheres containing hydrophilic core and hydrophobic coating as a controlled-release system with no toxic reagents were proposed. Water in oil in water (W/O/W) emulsion and solvent evaporation methods were used to make chitosan/ cellulose acetate (CCA) microspheres sized 200 - 400 microm. Ranitidine hydrochlor...

journal_title：Pharmaceutical development and technology

authors： Zhou HY,Chen XG,Liu CS,Meng XH,Yu LJ,Liu XY,Liu N

更新日期：2005-01-01 00:00:00

abstract：:The objective of this investigation was to formulate ocular inserts of gatifloxacin sesquehydrate to achieve controlled drug release. Drug reservoir was prepared using hydrophilic polymers, namely polyvinyl alcohol and polyvinyl pyrrolidone. The rate controlling membrane was prepared using hydrophobic ethyl cellulose ...

journal_title：Pharmaceutical development and technology

authors： Patel UL,Chotai NP,Nagda CD

更新日期：2012-01-01 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：: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：:Tablet hardness, a measure of the breaking force of a tablet, is based on numerous factors. These include the shape of the tablet and the mode of the application of force. For instance, when a pentagonal-shaped tablet was tested with a traditional hardness tester with flat platens, there was a large variation in hardn...

journal_title：Pharmaceutical development and technology

authors： Malladi J,Sidik K,Wu S,McCann R,Dougherty J,Parab P,Carragher T

更新日期：2017-03-01 00:00:00

abstract：:Drug release from hydroxypropyl methylcellulose (HPMC) hydrophilic matrix tablets is controlled by drug diffusion through the gel layer of the matrix-forming polymer upon hydration, matrix erosion or combination of diffusion and erosion mechanisms. In this study, the relationship between viscoelastic properties of the...

journal_title：Pharmaceutical development and technology

authors： Hamed R,Al Baraghthi T,Sunoqrot S

更新日期：2018-11-01 00:00:00

abstract：:The first-line therapy for moderate to severe benign prostatic hyperplasia is the oral therapy by alfuzosin hydrochloride. Unfortunately, the oral therapy of alfuzosin is associated with several route-specific systemic side-effects. The current study was aimed to develop a prototype transdermal patch system for alfuzo...

journal_title：Pharmaceutical development and technology

authors： Nair AB,Vaka SR,Gupta S,Repka MA,Murthy SN

更新日期：2012-03-01 00:00:00