Determination of 17-hydroxycorticosteroids in human urine.

abstract：:Racemic and homochiral sodium ibuprofen were characterized by thermal analysis and powder X-ray diffractometry. The melting point phase diagram was constructed and thermodynamic calculation was performed. In contrast to racemic ibuprofen, which is a racemic compound, racemic sodium ibuprofen forms both a racemic congl...

journal_title：Journal of pharmaceutical sciences

authors： Zhang GG,Paspal SY,Suryanarayanan R,Grant DJ

更新日期：2003-07-01 00:00:00

abstract：:Eighteen healthy adult volunteers completed an open-label, four-way crossover study designed to determine the bioequivalency of 160-mg cibenzoline [2-(2,2-diphenylcyclopropyl)-4,5-dihydro-1H-imidazole] capsules and tablets, their relative bioavailability compared with an oral solution of the drug, as well as the absol...

journal_title：Journal of pharmaceutical sciences

authors： Massarella J,Silvestri T,Lin A

更新日期：1986-09-01 00:00:00

abstract：:A GLC assay to quantitate the methaqualone metabolite 2-methyl-3-(2-hydroxymethylphenyl)-4(3H)-quinazolinone was developed. Standard curves were linear, and recovery of the metabolite from tissue homogenates averaged 89%. In vitro metabolism of methaqualone by the 10,000Xg supernatant fraction of rat liver homogenate ...

journal_title：Journal of pharmaceutical sciences

authors： Hindmarsh KW,Hamon NW,LeGatt DF,Wallace SM

更新日期：1978-11-01 00:00:00

abstract：:The crystal structure of zolpidem hemitartrate hemihydrate (I, Form E) has been solved from high-resolution laboratory powder diffraction data. It crystallizes in the orthorhombic P2(1)2(1)2(1) space group with a = 22.4664(6) A, b = 26.0420(7) A, and c = 7.4391(1) A. Protonation of zolpidem molecules could not be unam...

journal_title：Journal of pharmaceutical sciences

authors： Halasz I,Dinnebier RE

更新日期：2010-02-01 00:00:00

abstract：:The pharmacokinetics of drug delivery from transdermal controlled-release devices consisting of (a) a membrane plus a reservoir or (b) a monolithic slab are examined. For the period when the devices act as if the drug reservoir were infinite, simple relationships for the steady-state slope and time lag are derived and...

journal_title：Journal of pharmaceutical sciences

authors： Berner B

更新日期：1985-07-01 00:00:00

abstract：:Complex dosing regimens simulated in the literature using a universal dosing regimen were calculated with a general dosing program developed using the program CONSAM. The program provides a rapid method of calculating nonuniform dosing regimens for up to n = 3 compartments for any linear model. Subject data can also b...

journal_title：Journal of pharmaceutical sciences

authors： Jackson AJ,Zech LA

更新日期：1991-04-01 00:00:00

abstract：:Evidence is provided for the existence of a second discrete chemical form of meropenem at clinically relevant concentrations prepared from the marketed formulation of the drug. Proton and carbon-13 NMR spectra in D2O, coupled with tandem mass spectroscopy (MS/MS) and cross polarization/magic angle spinning (CP-MAS) NM...

journal_title：Journal of pharmaceutical sciences

authors： Almarsson O,Kaufman MJ,Stong JD,Wu Y,Mayr SM,Petrich MA,Williams JM

更新日期：1998-05-01 00:00:00

abstract：:The fungal microorganism Cunninghamella echinulata was utilized to para-hydroxylate the synthetic substrate (+/-)-1-isopropylamino-3-phenoxy-propan-2-ol (1). The resulting product, (+/-)-1-(4-hydroxyphenoxy)-3-isopropylamino-propan-2-ol, or (+/-)-prenalterol, (2) was formed in greater than 85% yield. Extracts from inc...

journal_title：Journal of pharmaceutical sciences

authors： Pasutto FM,Singh NN,Jamali F,Coutts RT,Abuzar S

更新日期：1987-02-01 00:00:00

abstract：:Nonionic block copolymers are surfactants synthesized using propylene oxide and ethylene oxide, and they can be designed so that individual copolymers have unique vaccine adjuvant properties. We have designed and produced nonionic block copolymers based on high molecular weight (MW), 9-15 kDA, cores of poly(oxypropyle...

journal_title：Journal of pharmaceutical sciences

authors： Newman MJ,Todd CW,Balusubramanian M

更新日期：1998-11-01 00:00:00

abstract：:4-Fluoroisoleucine was produced by ammonolysis of 2-bromo-4-fluoro-3-methylpentanoic acid, which resulted from the bromofluorination of 4-methyl-2-pentenoic acid. It did not inhibit Plasmodium berghei in mice at 640 mg/kg and was not toxic to the animals. The fluoroamino acid inhibited Aspergillus niger, Trichoderma v...

journal_title：Journal of pharmaceutical sciences

authors： Gershon H,Shanks L,Clarke DD

更新日期：1978-05-01 00:00:00

abstract：:Drugs possessing the ability to bind to melanin-rich tissue, such as the eye, are linked with higher ocular exposure, and therefore have the potential to affect the efficacy and safety profiles of therapeutics. A high-throughput melanin chromatographic affinity assay has been developed and validated, which has allowed...

journal_title：Journal of pharmaceutical sciences

authors： Reilly J,Williams SL,Forster CJ,Kansara V,End P,Serrano-Wu MH

更新日期：2015-12-01 00:00:00

abstract：:Postabsorptive factors which can affect systemic drug exposure are assumed to be dependent on the active pharmaceutical ingredient (API), and thus independent of formulation. In contrast, preabsorptive factors, for example, hypochlorhydria, might affect systemic exposure in both an API and a formulation-dependent way....

journal_title：Journal of pharmaceutical sciences

authors： Cristofoletti R,Patel N,Dressman JB

更新日期：2017-02-01 00:00:00

abstract：:Experimental sulfadiazine tablets prepared by direct compression, using a commercially available direct compression tablet mass, were compared with experimental sulfadiazine tablets prepared by fluidized-bed granulation and commercially available sulfadiazine tablets USP. The values for friability and the time require...

journal_title：Journal of pharmaceutical sciences

authors： Ritschel WA,Erni W

更新日期：1977-10-01 00:00:00

abstract：:Several amides of cyclic amines were prepared and tested as penetration enhancers in the diffusion of various drugs through hairless mouse skin in vitro. Hexamethylenelauramide (hexahydro-1-lauroyl-1H-azepine) was selected as a broad spectrum penetration enhancer worthy of further study. Later, the duration of the eff...

journal_title：Journal of pharmaceutical sciences

authors： Mirejovsky D,Takruri H

更新日期：1986-11-01 00:00:00

abstract：:A stability-indicating high-performance liquid chromatographic assay has been used to investigate the stability of solutions of melphalan under conditions that pertain to setting up in vitro chemosensitivity assays. Melphalan (1 and 20 micrograms/mL) was found to be 30% more stable in 150 mM NaCl solution (normal sali...

journal_title：Journal of pharmaceutical sciences

authors： Bosanquet AG

更新日期：1985-03-01 00:00:00

abstract：:The development of an ocular dosage form containing xanthan gum and capable of interacting with mucin in the precorneal area is a challenge. The polymer concentration that can be applied is restricted because of the limited patient acceptability of highly viscous preparations. The precorneal mucin concentration is low...

journal_title：Journal of pharmaceutical sciences

authors： Ceulemans J,Vinckier I,Ludwig A

更新日期：2002-04-01 00:00:00

abstract：:A simulation study was done to determine if 72 h is the most informative sampling duration for bioequivalence (BE) determination in parallel-designed BE studies with drugs that have half-lives of at least 30 h. The impact of absorption and elimination half-lives on informative sampling was evaluated. Two-treatment par...

journal_title：Journal of pharmaceutical sciences

authors： El-Tahtawy A,Harrison F,Zirkelbach JF,Jackson AJ

更新日期：2012-11-01 00:00:00

abstract：:Nephropathic cystinosis is a rare autosomal recessive disease characterised by raised lysosomal levels of cystine in the cells of all the organs. It is treated by the 6-h oral administration of the aminothiol, cysteamine, which has an offensive taste and smell. In an attempt to reduce this frequency and improve the tr...

journal_title：Journal of pharmaceutical sciences

authors： Buchan B,Kay G,Matthews KH,Cairns D

更新日期：2012-10-01 00:00:00

abstract：:Fluconazole concentrations in biological fluids were determined by high-performance gas chromatography. A simple extraction procedure with chloroform, under basic conditions and after the addition of UK-47,265 as the internal standard and with no evaporation stage, was carried out prior to analysis. A solid injector a...

journal_title：Journal of pharmaceutical sciences

authors： Debruyne D,Ryckelynck JP,Bigot MC,Moulin M

更新日期：1988-06-01 00:00:00

abstract：:Some N,N'-bis(3-substituted benzylideneaminopropyl) piperazines were synthesized and characterized by their sharp melting points and elemental analyses. These substituted piperazines possessed anti-inflammatory activity, and the protection afforded by these compounds against carrageenan-induced edema ranged from 23 to...

journal_title：Journal of pharmaceutical sciences

authors： Chaturvedi AK,Sastry BV,Chaudhari A,Parmar SS

更新日期：1976-03-01 00:00:00

abstract：:New methods are being applied to distinguish silicone oil droplets from subvisible particles in therapeutic protein formulations. The need to standardize these methods and compare them to established methods is critical to increase the understanding of the risks from protein aggregation and other subvisible particulat...

journal_title：Journal of pharmaceutical sciences

authors： Vandesteeg N,Kilbert C

更新日期：2013-06-01 00:00:00

abstract：:Alkyl esters (C1--C4) of the four halofumaric acids were tested for antifungal activity against Candida albicans, Aspergillus niger, Mucor mucedo, and Trichophyton mentagrophytes at pH 5.6 and 7.0 in the absence and presence of 10% beef serum in Sabouraud dextrose agar. The most toxic compound to each organism was: C....

journal_title：Journal of pharmaceutical sciences

authors： Gershon H,Shanks L

更新日期：1978-04-01 00:00:00

abstract：:Bile acid (BA) retention within hepatocytes is an underlying mechanism of cholestatic drug-induced liver injury (DILI). We previously developed an assay using sandwich-cultured human hepatocytes (SCHHs) to evaluate drug-induced hepatocyte toxicity accompanying intracellular BA accumulation. However, due to shortcoming...

journal_title：Journal of pharmaceutical sciences

authors： Susukida T,Sekine S,Nozaki M,Tokizono M,Oizumi K,Horie T,Ito K

更新日期：2016-04-01 00:00:00

abstract：:A novel process based on solvent extraction was developed to produce drug-loaded polyanhydride microspheres for controlled-release applications. The technique consists of adding a chloroform solution of polyanhydride and drug into a stirred silicone oil phase containing suspended droplets of surfactant. No chemical re...

journal_title：Journal of pharmaceutical sciences

authors： Bindschaedler C,Leong K,Mathiowitz E,Langer R

更新日期：1988-08-01 00:00:00

abstract：:A program is described that permits iterative least-squares nonlinear regression fitting of polyexponential curves using the Hewlett Packard HP 41 CV programmable calculator. The program enables the analysis of pharmacokinetic drug level profiles with a high degree of precision. Up to 15 data pairs can be used, and in...

journal_title：Journal of pharmaceutical sciences

authors： Thornhill DP,Schwerzel E

更新日期：1985-05-01 00:00:00

abstract：:A versatile membraneless method was used to study the diffusion of acetaminophen, ibuprofen, indomethacin, theophylline, and chlorpheniramine in thermoreversible gels. Two independent ways to calculate the diffusion coefficients and to verify Fickian transport are presented; the most sensitive criterion for Fickian tr...

journal_title：Journal of pharmaceutical sciences

authors： Upadrashta SM,Häglund BO,Sundelöf LO

更新日期：1993-11-01 00:00:00

abstract：:Dextran sulfate samples from different sources were examined by 1H and 13C NMR spectroscopy to differentiate the samples on the basis of extent and sites of sulfation. The anomeric (H-1) signal proved to be a good indicator ranging from no sulfation (as in dextran) to virtually complete sulfation at positions 2 and 3,...

journal_title：Journal of pharmaceutical sciences

authors： Neville GA,Rochon P,Rej RN,Perlin AS

更新日期：1991-03-01 00:00:00

abstract：:The potential binding interaction(s) of the anti-thyroid drug methimazole (MMZ) with the protein bovine serum albumin (BSA) has been studied using isothermal titration calorimetry (ITC) and UV-Visible, fluorescence and circular dichroism (CD) spectroscopic techniques. The binding of MMZ to BSA has been studied in both...

journal_title：Journal of pharmaceutical sciences

authors： Singh SK,Kishore N

更新日期：2008-06-01 00:00:00

abstract：:Correlations between the bioavailability parameters for erythromycin stearate tablets from five manufacturers and in vitro tests of these tablets were examined using forward (stepwise), multiple linear regression analysis. Bioavailability parameters were determined in clinical studies employing a balanced, incomplete ...

journal_title：Journal of pharmaceutical sciences

authors： Stavchansky S,Doluisio JT,Martin A,Martin C,Cabana B,Dighe S,Loper A

更新日期：1980-11-01 00:00:00

abstract：:In this paper we describe how the spherical crystallization process by QESD method can be applied to a water-soluble drug, salbutamol sulfate. The type of solvent, antisolvent, and emulsifier and the concentration of emulsifier to be used for the production of spherical particles with a size range 80-500 microm are de...

journal_title：Journal of pharmaceutical sciences

authors： Nocent M,Bertocchi L,Espitalier F,Baron M,Couarraze G

更新日期：2001-10-01 00:00:00