Evaluation of moisture sorption by tablet cores containing superdisintegrants during the aqueous film coating process.

abstract：PURPOSE:This work investigated the effect of relative humidity (RH) on bipolar electrostatic charge profiles of dry powder inhaler aerosols using the Bipolar Charge Analyzer (BOLAR). METHODS:Two commercial products, Pulmicort® (400 μg, budesonide) and Bricanyl® (500 μg, terbutaline sulfate) Turbuhaler®, were used as m...

journal_title：Pharmaceutical research

authors： Yu J,Wong J,Ukkonen A,Kannosto J,Chan HK

更新日期：2017-08-01 00:00:00

abstract：:The electrochemical properties of human cadaver skin were studied in a diffusion cell with impedance spectroscopy as a function of time in the absence and presence of penetration enhancers dodecyl N,N-dimethylamino acetate and Azone. An improved electrochemical model of skin is presented, and combining the novel model...

journal_title：Pharmaceutical research

authors： Kontturi K,Murtomäki L,Hirvonen J,Paronen P,Urtti A

更新日期：1993-03-01 00:00:00

abstract：:The plasma concentration-time profiles and pharmacokinetics were characterized for nicotine and its major metabolite, cotinine, after multiple daily application of a nicotine user-activated transdermal therapeutic system (UATTS) to nine healthy smokers. The volunteers abstained from smoking 24 hr prior to and during t...

journal_title：Pharmaceutical research

authors： Ross HD,Chan KK,Piraino AJ,John VA

更新日期：1991-03-01 00:00:00

abstract：PURPOSE:The in-situ particle size of delavirdine mesylate in dry mix and tablets was determined. METHODS:Optical microscopy and fluorescence microscopy combined with image analysis were used for qualitative and quantitative measurements. RESULTS:Using optical microscopy, it was demonstrated qualitatively that fragmen...

journal_title：Pharmaceutical research

authors： White JG

更新日期：1999-04-01 00:00:00

abstract：PURPOSE:The purpose of the present study was to investigate the transport of organic monocarboxylic acids mediated by the anion exchanger AE2, which has been already reported to be present at several tissue cell membranes, including intestinal brush border membrane in rabbit. METHODS:Membrane transport of organic mono...

journal_title：Pharmaceutical research

authors： Yabuuchi H,Tamai I,Sai Y,Tsuji A

更新日期：1998-03-01 00:00:00

abstract：PURPOSE:Empirical formulae relate the mean size of primary droplets from jet and ultrasonic nebulizers to a fluid's physicochemical properties. Although the size selective "filtering" effects of baffling and evaporation may modify the secondary aerosol produced, this research sought to evaluate whether viscosity and su...

journal_title：Pharmaceutical research

authors： McCallion ON,Taylor KM,Thomas M,Taylor AJ

更新日期：1995-11-01 00:00:00

abstract：:Penetration of various compounds through shed snake skin was measured in vitro to examine the effect of lipophilicity and molecular size of a compound on permeability through this model membrane. The permeabilities were found to be controlled by the lipophilicity and the molecular size of the permeant. The smaller and...

journal_title：Pharmaceutical research

authors： Itoh T,Magavi R,Casady RL,Nishihata T,Rytting JH

更新日期：1990-12-01 00:00:00

abstract：:A fluorescence measurement system and methods of data analysis were developed to measure rapid kinetics of transdermal transport in vitro. Three variations on the technique were demonstrated, where the receptor compartment concentration was determined by: 1) fluorescence measurements of aliquots removed at discrete ti...

journal_title：Pharmaceutical research

authors： Pliquett U,Prausnitz MR,Chizmadzhev YA,Weaver JC

更新日期：1995-04-01 00:00:00

abstract：:Prinomide tromethamine, a nonsteroidal antiinflammatory drug, was orally administered at doses of 250, 500, and 1000 mg every 12 hr for 28 days to healthy male volunteers. The pharmacokinetic behavior of prinomide and its primary plasma metabolite displayed nonlinear characteristics, while those of free prinomide and ...

journal_title：Pharmaceutical research

authors： Kochak GM,Pai S,Iannucci R,Honc F,Kachmar D,Perrino P,Egger H

更新日期：1993-01-01 00:00:00

abstract：PURPOSE:To compare the systemic delivery of deslorelin following intratracheal administration of different deslorelin formulations. The formulations included dry powders of deslorelin, large-porous deslorelin-poly(lactide-co-glycolide) (PLGA) particles, and small conventional deslorelin-PLGA particles. Also, solution f...

journal_title：Pharmaceutical research

authors： Koushik K,Dhanda DS,Cheruvu NP,Kompella UB

更新日期：2004-07-01 00:00:00

abstract：PURPOSE:To characterize the distribution of water among various components in a powder blend using solid-state NMR spectroscopy. METHODS:Water sorption behavior of theophylline anhydrate and excipients was determined by dynamic vapor sorption (DVS) and Karl Fischer Titration (KFT) after storing them in humidity chambe...

journal_title：Pharmaceutical research

authors： Mistry P,Chakravarty P,Lubach JW

更新日期：2016-10-01 00:00:00

abstract：PURPOSE:We investigated the characteristics of transport of an organic anion, p-aminohippurate (PAH), at the apical membrane in a kidney epithelial cell line OK. METHODS:Efflux and uptake of [14C]PAH across the apical membrane were measured using OK cell monolayers grown on microporous membrane filters. RESULTS:PAH e...

journal_title：Pharmaceutical research

authors： Habu Y,Yano I,Hashimoto Y,Saito H,Inui K

更新日期：2002-12-01 00:00:00

abstract：PURPOSE:The aim of the study is to determine whether a biodegradable elastomeric device that uses an osmotic pressure delivery mechanism can release different therapeutic proteins at a nearly constant rate in nanomolar concentrations with high bioactivity, given the same formulation conditions. Vascular endothelial gro...

journal_title：Pharmaceutical research

authors： Gu F,Neufeld R,Amsden B

更新日期：2006-04-01 00:00:00

abstract：PURPOSE:An integrated ionic mobility-pore model for epidermal iontophoresis is developed from theoretical considerations using both the free volume and pore restriction forms of the model for a range of solute radii (rj) approaching the pore radii (rp) as well as approximation of the pore restriction form for rj/rp < 0...

journal_title：Pharmaceutical research

authors： Roberts MS,Lai PM,Anissimov YG

更新日期：1998-10-01 00:00:00

abstract：PURPOSE:Magnetic resonance imaging (MRI) is widely used for diagnostic imaging in preclinical studies and in clinical settings. Considering the intrinsic low sensitivity and poor specificity of standard MRI contrast agents, the enhanced delivery of MRI tracers into tumors is an important challenge to be addressed. This...

journal_title：Pharmaceutical research

authors： Kato Y,Zhu W,Backer MV,Neoh CC,Hapuarachchige S,Sarkar SK,Backer JM,Artemov D

更新日期：2015-11-01 00:00:00

abstract：:Nasal sprays containing different concentrations of the somatostatin analogue octreotide and sodium tauro-24,25-dihydrofusidate (STDHF) as an absorption promoter were evaluated in two consecutive pharmacokinetic studies in healthy volunteers to characterize their bioavailability and local tolerability. The concentrati...

journal_title：Pharmaceutical research

authors： Kissel T,Drewe J,Bantle S,Rummelt A,Beglinger C

更新日期：1992-01-01 00:00:00

abstract：PURPOSE:To investigate the moisture-induced aggregation (i.e., a loss of solubility in water) of DNA in a solid state and to develop rational strategies for its prevention. METHODS:Lyophilized calf thymus DNA was exposed to relative humidity (RH) levels from 11% to 96% at 55 degrees C. Following a 24-h incubation unde...

journal_title：Pharmaceutical research

authors： Sharma VK,Klibanov AM

更新日期：2007-01-01 00:00:00

abstract：PURPOSE:Although flomoxef (FMOX) has attracted substantial attention as an antibiotic against extended-spectrum beta-lactamase-producing Escherichia coli (ESBL-producing E. coli), the pharmacokinetics/pharmacodynamics (PK/PD) characteristics of FMOX against ESBL-producing E. coli is unclear. The aim of this study was t...

journal_title：Pharmaceutical research

authors： Tashiro S,Hayashi M,Takemura W,Igarashi Y,Liu X,Mizukami Y,Kojima N,Enoki Y,Taguchi K,Yokoyama Y,Nakamura T,Matsumoto K

更新日期：2021-01-06 00:00:00

abstract：:A new magnetic microsphere carrier has been formulated that may localize drugs by both biochemical and physical means. The microspheres, prepared from the polysaccharide chitosan, are designed to bind to anionic glycosaminoglycan receptors on the surface of capillary endothelial cells. The microspheres were formulated...

journal_title：Pharmaceutical research

authors： Gallo JM,Hassan EE

更新日期：1988-05-01 00:00:00

abstract：PURPOSE:To analyze the mechanics of some pharmaceutical agglomerates during uniaxial confined compression by using compression parameters derived from the Heckel, Kawakita and Adams equations, and to study the influence of these compression parameters on the tablet-forming ability of agglomerates. METHODS:Force and di...

journal_title：Pharmaceutical research

authors： Nicklasson F,Alderborn G

更新日期：2000-08-01 00:00:00

abstract：:Knowledge Management (KM) is a key enabler for achieving quality in a lifecycle approach for production of biopharmaceuticals. Due to the important role that it plays towards successful implementation of Quality by Design (QbD), an analysis of KM solutions is needed. This work provides a comprehensive review of the in...

journal_title：Pharmaceutical research

authors： Rathore AS,Garcia-Aponte OF,Golabgir A,Vallejo-Diaz BM,Herwig C

更新日期：2017-02-01 00:00:00

abstract：PURPOSE:Simple uncoated compressed tablets with a central hole (donut-shape) are proposed to provide a constant drug release over a long period of time (> 20 hrs). The effect of hole size and drug solubility on the release kinetics is investigated. METHODS:The donut-shaped polyethylene oxide (PEO, Mw = 4 x 10(6)) tabl...

journal_title：Pharmaceutical research

authors： Kim CJ

更新日期：1995-07-01 00:00:00

abstract：PURPOSE:This study focuses on the formulation optimization, in vitro and in vivo performance of differently sized nano-crystalline liquid suspensions and spray-dried powders of a poorly soluble BCS class II compound i.e. Danazol. METHODS:A DoE approach was utilized to optimize stabilizer concentration and formulate da...

journal_title：Pharmaceutical research

authors： Kumar S,Jog R,Shen J,Zolnik B,Sadrieh N,Burgess DJ

更新日期：2015-05-01 00:00:00

abstract：PURPOSE:Chitosan-based polymeric micelles (CBPMs) are considered as promising carriers for delivery of anticancer drugs, imaging agents and genes. To optimize the physicochemical, pharmaceutical and biological properties of CBPMs, the molecular mechanisms behind the self-assembly behavior of chitosan (CHI) amphiphilic ...

journal_title：Pharmaceutical research

authors： Mahmoudzadeh M,Fassihi A,Dorkoosh F,Heshmatnejad R,Mahnam K,Sabzyan H,Sadeghi A

更新日期：2015-12-01 00:00:00

abstract：:The interaction between several marker solutes and a polyolefin laminate polymer was studied in several solutions. Solutions studied included mixtures of sodium chloride and dextrose (at concentrations more less typical of i.v. administration solutions) and several actual i.v. products [lactated Ringer's injection, Di...

journal_title：Pharmaceutical research

authors： Jenke DR

更新日期：1991-06-01 00:00:00

abstract：:Fibers were spun by the downward configuration of the wet spinning technique. This configuration is capable of encapsulating nonspherical and/or coarse particles. We examined encapsulation of propranolol hydrochloride and the ability of the fibers to act as a sustained-release delivery system for propranolol hydrochlo...

journal_title：Pharmaceutical research

authors： Hussain MA,DiLuccio RC,Shefter E,Hurwitz AR

更新日期：1989-12-01 00:00:00

abstract：PURPOSE:To demonstrate a very effective and easy way of stabilization of amorphous indomethacin (IMC) by preparing binary mixtures with octaacetylmaltose (acMAL). In order to understand the origin of increased stability of amorphous system inter- and intramolecular interactions between IMC and acMAL were studied. METH...

journal_title：Pharmaceutical research

authors： Kaminska E,Adrjanowicz K,Zakowiecki D,Milanowski B,Tarnacka M,Hawelek L,Dulski M,Pilch J,Smolka W,Kaczmarczyk-Sedlak I,Kaminski K

更新日期：2014-10-01 00:00:00

abstract：PURPOSE:The purpose of this study was (i) to develop glancing angle x-ray powder diffractometry (XRD) as a method for profiling phase transformations as a function of tablet depth; and (ii) to apply this technique to (a) study indomethacin crystallization during dissolution of partially amorphous indomethacin tablets a...

journal_title：Pharmaceutical research

authors： Debnath S,Predecki P,Suryanarayanan R

更新日期：2004-01-01 00:00:00

abstract：:Losartan, an antihypertensive agent in clinical development, was found to exist in two enantiotropic polymorphic forms, a low-temperature stable form (Form I) and a high-temperature stable form (Form II), the temperatures at which they are stable being related to the transition temperature. X-ray powder diffraction pa...

journal_title：Pharmaceutical research

authors： Raghavan K,Dwivedi A,Campbell GC Jr,Johnston E,Levorse D,McCauley J,Hussain M

更新日期：1993-06-01 00:00:00

abstract：PURPOSE:This study was conducted to investigate the cause of incomplete protein release from photopolymerized poly(ethylene glycol) (PEG) hydrogels and verify the protein-protection mechanism provided by iminodiacetic acid (IDA). METHODS:The in vitro release of bovine serum albumin (BSA) from PEG hydrogels prepared un...

journal_title：Pharmaceutical research

authors： Lin CC,Metters AT

更新日期：2006-03-01 00:00:00