Impurities in a morphine sulfate drug product identified as 5-(hydroxymethyl)-2-furfural, 10-hydroxymorphine and 10-oxomorphine.

abstract：:The absorption-enhancing effects of polyamidoamine (PAMAM) dendrimers with various generations (G0-G3) and concentrations [0.1%-1.0% (w/v)] on the pulmonary absorption of peptide and protein drugs were studied in rats. Insulin and calcitonin were chosen as models of peptide and protein drugs, and their pulmonary absor...

journal_title：Journal of pharmaceutical sciences

authors： Dong Z,Hamid KA,Gao Y,Lin Y,Katsumi H,Sakane T,Yamamoto A

更新日期：2011-05-01 00:00:00

abstract：:A method for the simultaneous determination of etoricoxib and its carbon-13 analog ((13)C(6)-etoricoxib) from human plasma has been developed and used to support bioavailability studies. Plasma samples (0.5 mL) were extracted by using a 3M Empore 96-well plate (C(8)) and the resulting extracts were analyzed by using a...

journal_title：Journal of pharmaceutical sciences

authors： Rose MJ,Agrawal N,Woolf EJ,Matuszewski BK

更新日期：2002-02-01 00:00:00

abstract：:The aim of this study was to investigate the bioavailability enhancement of the biopharmaceutics classification system class II compound ezetimibe loaded in ordered mesoporous silica (OMS) in dogs. The OMS was characterized as highly ordered mesoporous material with a narrow pore size distribution. Ezetimibe was loade...

journal_title：Journal of pharmaceutical sciences

authors： Kiekens F,Eelen S,Verheyden L,Daems T,Martens J,Van Den Mooter G

更新日期：2012-03-01 00:00:00

abstract：:In the present study, the interaction between phenobarbital and activated carbons which is driven by hydrophobic bonding was evaluated. The Two-Mechanism Langmuir-Like Equation was proposed to describe the isotherms for phenobarbital adsorbing to activated carbons. The parameters in the Two-Mechanism Langmuir-Like Equ...

journal_title：Journal of pharmaceutical sciences

authors： Yu P,Wurster DE

更新日期：2019-01-01 00:00:00

abstract：:This review addresses a major question of importance to pharmaceutical scientists: how can novel drug delivery systems play a role in maximizing the UV protection of sunscreens? Because more and more people are being diagnosed with skin cancer each year than all other cancers combined, adequate sun protective measures...

journal_title：Journal of pharmaceutical sciences

authors： Damiani E,Puglia C

更新日期：2019-12-01 00:00:00

abstract：:The neuroprotective blood-brain barrier (BBB) keeps many drug candidates below therapeutic levels in the central nervous system. Glutathione PEGylated liposomal doxorubicin (2B3-101) has been developed to safely enhance the delivery of doxorubicin to brain tumors. However, doxorubicin concentration in extracellular br...

journal_title：Journal of pharmaceutical sciences

authors： Birngruber T,Raml R,Gladdines W,Gatschelhofer C,Gander E,Ghosh A,Kroath T,Gaillard PJ,Pieber TR,Sinner F

更新日期：2014-07-01 00:00:00

abstract：:X-ray diffraction and infrared spectroscopy measurements for the N,N-dimethylformamide (DMF) and dimethyl sulfoxide (DMSO) solvatomorphs of betulonic acid (BA) were investigated. BA [3-oxolup-20(29)-en-28-oic acid, C(30)H(46)O(3)] exhibits a wide spectrum of biological activities and is considered to be a promising na...

journal_title：Journal of pharmaceutical sciences

authors： Boryczka S,Jastrzebska M,Bębenek E,Kusz J,Zubko M,Kadela M,Michalik E

更新日期：2012-12-01 00:00:00

abstract：:Observed venous plasma concentrations of furosemide, propranolol, griseofulvin, and theophylline at 0.33 and 0.66 min after intravenous bolus injections to unanesthetized dogs were compared with those extrapolated using the instantaneous input hypothesis. At 0.33 min, extrapolated/observed plasma level ratios as high ...

journal_title：Journal of pharmaceutical sciences

authors： Chiou WL,Lam G,Chen ML,Lee MG

更新日期：1981-09-01 00:00:00

abstract：:(13)C labeling was used to enhance the sensitivity of (13)C solid-state NMR to study the effect of tabletting on the polymorphism of a steroidal drug. The steroidal drug Org OD 14 was (13)C labeled and formulated into tablets containing only 0.5-2.5% active ingredient. The tablets were subsequently studied by solid-st...

journal_title：Journal of pharmaceutical sciences

authors： Booy KJ,Wiegerinck P,Vader J,Kaspersen F,Lambregts D,Vromans H,Kellenbach E

更新日期：2005-02-01 00:00:00

abstract：:The aims of this study were to evaluate the pharmacokinetics of doripenem (Finibax®, Doribax®, S-4661), a parenteral carbapenem antibiotic, in pediatric patients based on concentrations of doripenem in plasma after administration of 20 mg/kg 2 or 3 times daily and to evaluate the dosing regimens by using Monte-Carlo p...

journal_title：Journal of pharmaceutical sciences

authors： Matsuo Y,Ishibashi T,Matsumoto S,Katsube T,Wajima T

更新日期：2019-09-01 00:00:00

abstract：:A method was developed for the baseline separation of common free bile acids by supercritical fluid chromatography. A phenylbonded silica column, with UV detection at 210 nm, and carbon dioxide modified with methanol as the mobile phase were used. The influence of the stationary phase, modifier concentration, temperat...

journal_title：Journal of pharmaceutical sciences

authors： Scalia S,Games DE

更新日期：1993-01-01 00:00:00

abstract：:Hydrolytic degradation products of cefdinir were studied in acidic (pH 1), neutral (pH 6), and basic (pH 9) solutions. Seven major degradation products were isolated by preparative and/or high-performance liquid chromatography and characterized by UV, IR, 1H-NMR, and mass spectra. To clarify degradation pathways in ea...

journal_title：Journal of pharmaceutical sciences

authors： Okamoto Y,Kiriyama K,Namiki Y,Matsushita J,Fujioka M,Yasuda T

更新日期：1996-09-01 00:00:00

abstract：:To study if electrostatic charge initially present in mannitol powder plays a role in the generation of aerosols, mannitol was unipolarly charged to varying magnitudes by tumbling the powder inside containers of different materials. The resulting charge in the powder was consistent with predictions from the triboelect...

journal_title：Journal of pharmaceutical sciences

authors： Adi H,Kwok PC,Crapper J,Young PM,Traini D,Chan HK

更新日期：2010-05-01 00:00:00

abstract：:The mechanism of drug loading in cross-linked polymers was studied by X-ray photoelectron spectroscopy (XPS). This gave the atomic composition of the surface layers of the loaded polymeric particles so that the exact location of the drug molecules could be identified. Three different lots of popcorn crospovidone and a...

journal_title：Journal of pharmaceutical sciences

authors： Carli F,Garbassi F

更新日期：1985-09-01 00:00:00

abstract：:Tritium-labeled progesterone was administered to mature female rats in the proestrous stage by three different routes, gastric intubation, subcutaneous injection, and uterine intraluminal instillation, to study the kinetics involved in the uptake and retention of radioactivity by the uterus and various other tissues. ...

journal_title：Journal of pharmaceutical sciences

authors： Fang SM,Lin CS,Lyon V

更新日期：1977-12-01 00:00:00

abstract：:The phase behavior of two series of phosphatidylcholines (PC) possessing carbamyloxy-linked fatty acids has been studied by differential scanning calorimetry. These non-natural phosphatidylcholines are of interest because they possess the capability of forming interlipid hydrogen bonds via the carbamyloxy function and...

journal_title：Journal of pharmaceutical sciences

authors： Curatolo W,Bali A,Gupta CM

更新日期：1985-12-01 00:00:00

abstract：:Since the FDA approval of Spritam, there has been a growing interest in the application of 3D printing in pharmaceutical science. 3D printing is a method of manufacturing involving the layer-by-layer deposition of materials to create a final product according to a digital model. There are various techniques used to ac...

journal_title：Journal of pharmaceutical sciences

authors： Okafor-Muo OL,Hassanin H,Kayyali R,ElShaer A

更新日期：2020-12-01 00:00:00

abstract：:There has been a growing interest in predicting in vivo metabolic drug-drug interactions from in vitro systems. High-throughput screening methods aimed at assessing the potential of drug candidates for drug interactions are widely used in industry. However, at present, there is no consensus on methodologies that would...

journal_title：Journal of pharmaceutical sciences

authors： Yao C,Levy RH

更新日期：2002-09-01 00:00:00

abstract：:A dual pH/redox responsive copper-glyglycine-prednisolone succinate-loaded nanoliposomal (NL) sludge was successfully synthesized and optimized using a Box-Behnken design of experiments. Preformulation design variables indicated that relative ratios of phospholipids, considerably influences NL size, thus altering the ...

journal_title：Journal of pharmaceutical sciences

authors： Mavuso S,Marimuthu T,Kumar P,Kondiah PPD,du Toit LC,Choonara YE,Pillay V

更新日期：2018-04-01 00:00:00

abstract：:The rising popularity of microwaves for drying, material processing and quality sensing has fuelled the need for knowledge concerning dielectric properties of common pharmaceutical materials. This article represents one of the few reports on the density and moisture content dependence of the dielectric properties of p...

journal_title：Journal of pharmaceutical sciences

authors： Heng PW,Loh ZH,Liew CV,Lee CC

更新日期：2010-02-01 00:00:00

abstract：:Determining the aggregation propensity of protein-based biotherapeutics is an important step in the drug development process. Typically, a great deal of data collected over a large period of time is needed to estimate the aggregation propensity of biotherapeutics. Thus, candidates cannot be screened early on for aggre...

journal_title：Journal of pharmaceutical sciences

authors： Lauer TM,Agrawal NJ,Chennamsetty N,Egodage K,Helk B,Trout BL

更新日期：2012-01-01 00:00:00

abstract：:A GLC method is described for the determination of iminodibenzyl and desipramine impurities in imipramine hydrochloride and its formulated products. These impurities were extracted from an alkaline solution with a mixture of 30% methylene chloride in hexane for chromatography on a 3% OV-17 GLC column. Iminodibenzyl wa...

journal_title：Journal of pharmaceutical sciences

authors： Thompson DW

更新日期：1982-05-01 00:00:00

abstract：:A crystalline pentahydrate and a crystalline 8/3 hydrate of nedocromil calcium (NC) were prepared. The relationships between these solid phases and the nature of the water interactions in their structures were studied through characterization by differential scanning calorimetry (DSC), thermogravimetric analysis (TGA)...

journal_title：Journal of pharmaceutical sciences

authors： Zhu H,Halfen JA,Young VG Jr,Padden BE,Munson EJ,Menon V,Grant DJ

更新日期：1997-12-01 00:00:00

abstract：:To explore the possibility of cyclodextrin click clusters (CCCs) as a new cyclodextrin-based excipient, we prepared three different CCCs; heptakis{6-(4-hydroxymethyl-1H-[1,2,3]triazol-1-yl)-6-deoxy}-β-cyclodextrin (HT-β-CD), heptakis{6-(4-hydroxymethyl-1H-[1,2,3]triazol-1-yl)-6-deoxy}{2,3-di-O-methyl}-β-cyclodextrin (...

journal_title：Journal of pharmaceutical sciences

authors： Le HT,Jeon HM,Lim CW,Kim TW

更新日期：2014-10-01 00:00:00

abstract：:Because the ionized species is more polar than its un-ionized counterpart, it is often assumed that the ionized species of the drug does not make a meaningful contribution to solubilization by either cosolvents or surfactants. This report extends previous studies on solubilization of the ionic species by a combination...

journal_title：Journal of pharmaceutical sciences

authors： Li P,Tabibi SE,Yalkowsky SH

更新日期：1999-05-01 00:00:00

abstract：:Brain cancers are among the most lethal tumors due to their rapid development and poor prognosis. Despite the existing potential of novel therapeutic strategies for the treatment of brain cancer, the major remaining challenge associated with clinical translation is the lack of effective and safe delivery strategies to...

journal_title：Journal of pharmaceutical sciences

authors： Guo J,Schlich M,Cryan JF,O'Driscoll CM

更新日期：2017-12-01 00:00:00

abstract：:The intrinsic dissolution rate and solubility of carbamazepine was measured in aqueous solutions of sodium lauryl sulfate (SLS) prepared with two different grades of purity, 95 and 99%, and 95% SLS in 0.15 M NaCl to determine the effect of surface-active impurities and electrolytes. Four significant observations resul...

journal_title：Journal of pharmaceutical sciences

authors： Crison JR,Weiner ND,Amidon GL

更新日期：1997-03-01 00:00:00

abstract：:Industry experience suggests that g-forces sustained when vials containing protein formulations are accidentally dropped can cause aggregation and particle formation. To study this phenomenon, a shock tower was used to apply controlled g-forces to glass vials containing formulations of two monoclonal antibodies and re...

journal_title：Journal of pharmaceutical sciences

authors： Randolph TW,Schiltz E,Sederstrom D,Steinmann D,Mozziconacci O,Schöneich C,Freund E,Ricci MS,Carpenter JF,Lengsfeld CS

更新日期：2015-02-01 00:00:00

abstract：:The long serum half-lives of mAbs are conferred by pH-dependent binding of IgG-Fc to the neonatal Fc receptor (FcRn). The Fc region of human IgG1 has three conserved methionine residues, Met252, Met358, and Met428. Recent studies showed oxidation of these Met residues impairs FcRn binding and consequently affects phar...

journal_title：Journal of pharmaceutical sciences

authors： Gao X,Ji JA,Veeravalli K,Wang YJ,Zhang T,Mcgreevy W,Zheng K,Kelley RF,Laird MW,Liu J,Cromwell M

更新日期：2015-02-01 00:00:00

abstract：:This study explored the ability to conduct primary drying during lyophilization at product temperatures above the glass transition temperature of the maximally freeze-concentrated solution (Tg′) in amorphous formulations for four proteins from three different classes. Drying above Tg′ resulted in significant reduction...

journal_title：Journal of pharmaceutical sciences

authors： Depaz RA,Pansare S,Patel SM

更新日期：2016-01-01 00:00:00