abstract：:The objective of this study was to conduct an assessment of patient and parental preferences and an economic analysis of hospital costs in sampling blood and saliva for therapeutic drug monitoring (TDM). Costs and preferences were evaluated in the course of a study, which compared anticonvulsant concentrations in bloo...

journal_title：Therapeutic drug monitoring

authors： Gorodischer R,Burtin P,Hwang P,Levine M,Koren G

更新日期：1994-10-01 00:00:00

abstract：:This laboratory has developed a simple and efficient solid-phase extraction method that is combined with a high-performance liquid chromatographic method for rapid and precise therapeutic monitoring of haloperidol (Haldol) blood levels. The solid-phase extraction utilizes a mixed bed column. Sensitivity of the chromat...

journal_title：Therapeutic drug monitoring

authors： Hoffman DW,Edkins RD

更新日期：1994-10-01 00:00:00

abstract：:Fluorescence polarization immunoassay (FPIA) (TDx, Abbott Laboratories Diagnostics, Irvin, TX, U.S.A.) is commonly utilized for quantitative determination of gentamicin serum concentrations. Recently, automated homogeneous latex agglutination (LA) (Technicon Immuno-1, Miles Diagnostics Division, Tarrytown, NY, U.S.A.)...

journal_title：Therapeutic drug monitoring

authors： Madaras-Kelly KJ,Mihalovic S,Zittel D,Ehresman D,Lakatua DJ,Rotschafer JC

更新日期：1994-08-01 00:00:00

abstract：:The performance of the ROCHE FP NAPA reagent, a newly reformulated monoclonal antibody-based fluorescence polarization immunoassay (FPIA) for N-acetylprocainamide, was compared with two commercially available polyclonal antibody-based immunoassays, the Abbott TDx and Syva EMIT. Although excellent correlation was obser...

journal_title：Therapeutic drug monitoring

authors： Laurino JP,McKay J,Fischberg E,Schwenzer K,Kaufman R

更新日期：1994-06-01 00:00:00

abstract：:A population analysis of the kinetics of lithium was performed from experimental and observational data in 113 subjects in order to propose a new approach for lithium dosage individualization. The kinetics of lithium is described by a two-compartment model. Age, body weight, height, and serum creatinine are included a...

journal_title：Therapeutic drug monitoring

authors： Taright N,Mentré F,Mallet A,Jouvent R

更新日期：1994-06-01 00:00:00

abstract：:Phenytoin binding to serum proteins and factors influencing protein binding were investigated in 38 critically ill trauma patients. In 24% of these patients, the free fraction of phenytoin was < or = 10%, whereas in 76%, the free phenytoin fraction was increased > 10%--up to 24%. Nonantiepileptic comedication, sex, or...

journal_title：Therapeutic drug monitoring

authors： Zielmann S,Mielck F,Kahl R,Kazmaier S,Sydow M,Kolk J,Burchardi H

更新日期：1994-04-01 00:00:00

abstract：:An original, sensitive, and specific high-performance liquid chromatographic (HPLC) assay was developed for the quantitation of morphine and its two major metabolites, morphine-3-glucuronide (M3G) and morphine-6-glucuronide (M6G), in human plasma and cerebrospinal fluid (CSF) and in rat plasma, using hydromorphone as ...

journal_title：Therapeutic drug monitoring

authors： Wright AW,Watt JA,Kennedy M,Cramond T,Smith MT

更新日期：1994-04-01 00:00:00

abstract：:Immunization of New Zealand white rabbits with a bovine serum albumin conjugate of 7-hydroxy-N-carboxyethyl-N-deshydroxyethylfluphenazine produced highly specific antisera for 7-hydroxyfluphenazine (7-OHFLU). A radioimmunoassay (RIA) was developed using antisera from one of the rabbits that enabled for the first time ...

journal_title：Therapeutic drug monitoring

authors： Aravagiri M,Marder SR,Van Putten T,Hawes EM,McKay G,Midha KK

更新日期：1994-02-01 00:00:00

abstract：:A reverse-phase high-performance liquid chromatographic (HPLC) method for the measurement of lamotrigine (LTG) simultaneously with phenobarbitone (PB), phenytoin (PHT), and carbamazepine (CBZ) is described using hexobarbital as the internal standard. The method uses the chromophore at 307 nm to detect LTG in the prese...

journal_title：Therapeutic drug monitoring

authors： Ramachandran S,Underhill S,Jones SR

更新日期：1994-02-01 00:00:00

abstract：:Rapamycin (RAPA) is a new immunosuppressive drug with a potency similar to that of FK506 and up to a 100-fold greater than that of cyclosporine (CsA). RAPA has shown to be efficacious in the prolongation of allograft survival in a number of animal models. In early studies, RAPA was administered on a dose/weight basis,...

journal_title：Therapeutic drug monitoring

authors： Yatscoff RW,LeGatt DF,Kneteman NM

更新日期：1993-12-01 00:00:00

abstract：:We have suggested previously that acute tolerance to the chronotropic effect of cocaine develops and that tolerance is incomplete, such that the heart-rate decline in the presence of stable plasma cocaine concentrations approaches a plateau that exceeds the baseline heart rate. One possible mechanism for heart-rate de...

journal_title：Therapeutic drug monitoring

authors： Ambre JJ

更新日期：1993-12-01 00:00:00

abstract：:During the past two decades, in association with the commencement of chronic dialysis therapy and prolongation of the uremic state, aluminum toxicity has represented a major cause of morbidity and mortality in uremic patients. The uremic patient has been found to be at higher risk of aluminum loading and toxicity from...

journal_title：Therapeutic drug monitoring

authors： Alfrey AC

更新日期：1993-12-01 00:00:00

abstract：:Plasma concentration-antidepressant response relationships for dothiepin, nordothiepin, dothiepin-S-oxide, and nordothiepin-S-oxide were investigated in 50 patients (33 women and 17 men), who had had a major depressive episode. Depression and anxiety were assessed at the start of therapy and after 2 and 4 weeks by mea...

journal_title：Therapeutic drug monitoring

authors： Ilett KF,Blythe TH,Hackett LP,Ong RT,Tannenbaum DA,Clarke TM

更新日期：1993-10-01 00:00:00

abstract：:This study examined whether salivary nicotine concentrations would provide a useful index of plasma concentrations in studies of the effects of transdermal nicotine administration. Twenty-four subject smokers abstained from smoking for 12 h prior to admission to a clinical research unit ward and for 36 h while remaini...

journal_title：Therapeutic drug monitoring

authors： Rose JE,Levin ED,Benowitz N

更新日期：1993-10-01 00:00:00

abstract：:To interpret blood levels of tricyclic antidepressants, we studied the distributions of amitriptyline and nortriptyline in human blood and explored their control by plasma factors. Each compound (300 ng/ml) was added to whole adult blood and to cord blood with decreased alpha-1-glycoprotein (AGP). Drugs (250 ng/ml) we...

journal_title：Therapeutic drug monitoring

authors： Amitai Y,Kennedy EJ,DeSandre P,Frischer H

更新日期：1993-08-01 00:00:00

abstract：:The analysis of quinine in whole blood, plasma, urine, and samples dried on filter paper is described. Extraction was made with toluene followed by back-extraction into phosphate buffer. A reversed-phase liquid chromatography system with fluorescence detection was used. The within-day coefficient of variation of the m...

journal_title：Therapeutic drug monitoring

authors： Ericsson O,Fridén M,Hellgren U,Gustafsson LL

更新日期：1993-08-01 00:00:00

abstract：:The development of inexpensive in-house reagents for the assay of carbamazepine in serum, using a commercially available derivative and antiserum is described. They were adapted for use on the Abbott TDx as direct replacements for commercial reagents. Comparison with a high-performance liquid chromatography method is ...

journal_title：Therapeutic drug monitoring

authors： Colbert DL,Turner GJ

更新日期：1993-06-01 00:00:00

abstract：:A 64-year-old man with chronic renal insufficiency was hospitalized with dysphagia and inability to keep his head erect 11 months after beginning procainamide hydrochloride (PA) for control of atrial flutter. Evaluation revealed esophageal dysmotility, worsening renal function, and elevated serum PA and N-acetylprocai...

journal_title：Therapeutic drug monitoring

authors： Miller CD,Oleshansky MA,Gibson KF,Cantilena LR

更新日期：1993-06-01 00:00:00

abstract：:Nineteen acutely disturbed psychotic Asian patients were treated with a single intramuscular injection of 50 mg of zuclopenthixol acetate in Viscoleo. Patients were assessed clinically before and after treatment using the Brief Psychiatric Rating Scale (BPRS). Serum zuclopenthixol and the inactive geometric isomer tra...

journal_title：Therapeutic drug monitoring

authors： Tan CH,Low BL,Ng LL,Khoo YM,Lee HS

更新日期：1993-04-01 00:00:00

abstract：:An isocratic, high-performance liquid chromatography method has been developed for simultaneous determination of the tricyclic antidepressant clomipramine and six metabolites: desmethylclomipramine, 2- and 8-hydroxy-clomipramine, 2- and 8-hydroxydesmethylclomipramine and didesmethyl-clomipramine in plasma and urine. I...

journal_title：Therapeutic drug monitoring

authors： Nielsen KK,Brøsen K

更新日期：1993-04-01 00:00:00

abstract：:The pharmacokinetic interaction between chloroquine (CQ) and imipramine was investigated in six healthy volunteers who received 300 mg of CQ, 50 mg of imipramine, and combined doses of both drugs in a randomized, crossover design. Blood and urine samples were collected at predetermined time intervals and were analyzed...

journal_title：Therapeutic drug monitoring

authors： Onyeji CO,Toriola TA,Ogunbona FA

更新日期：1993-02-01 00:00:00

abstract：:The pharmacokinetics of oxycodone have been determined after single-dose administration by the intravenous (4.6-7.3 mg), oral (tablets, 9.1 mg and syrup, 9.1 mg), and rectal (30 mg) routes, in 48 patients undergoing minor surgery. There were no significant differences in the mean elimination half-lives between the int...

journal_title：Therapeutic drug monitoring

authors： Leow KP,Smith MT,Watt JA,Williams BE,Cramond T

更新日期：1992-12-01 00:00:00

abstract：:The pharmacokinetic equations of Chiou, Koup, and Kurland are often used in the pediatric setting to predict steady-state theophylline clearance using non-steady serum theophylline concentrations. However, these equations have not been validated or compared in a pediatric population. We evaluated the ability of these ...

journal_title：Therapeutic drug monitoring

authors： Reiter PD,Hogue SL,Phelps SJ

更新日期：1992-10-01 00:00:00

abstract：:A stabilized therapeutic drug monitoring procedure incorporating the novel Empore solid-phase extraction membrane (SPEM) for isolation of the antiarrhythmic drugs mexiletine (MEX) and flecainide (FLEC) from serum is described. Routinely, serum (0.5 ml), adjusted to pH 4.5, is passed through an octyl (C8) SPEM to extra...

journal_title：Therapeutic drug monitoring

authors： Lensmeyer GL,Wiebe DA,Doran TC

更新日期：1992-10-01 00:00:00

abstract：:The relationship between changes in cyclosporin (CyA) dose or CyA blood concentration and the reciprocal creatinine concentration was investigated by cross-correlation analysis over the first 3 postoperative months in 32 consecutive heart and heart-lung recipients. Exploratory analysis suggested that early changes in ...

journal_title：Therapeutic drug monitoring

authors： Trull AK,Best NG,Tan KK,Hue KL,Higenbottam TW,Large S,Wallwork J

更新日期：1992-08-01 00:00:00

abstract：:The adsorption of amitriptyline, desipramine, doxepin, imipramine, and nortriptyline onto cholestyramine was demonstrated in vitro with use of 1.2 mol/L HCl at 37 degrees C to simulate gastric fluid. Binding to cholestyramine was approximately 80% for each of the tricyclic antidepressants, and this was about the same ...

journal_title：Therapeutic drug monitoring

authors： Bailey DN,Coffee JJ,Anderson B,Manoguerra AS

更新日期：1992-08-01 00:00:00

abstract：:An isocratic high-performance liquid chromatography method with amperometric detection for the assay of plasma salbutamol is described. The plasma extract is injected into the chromatographic system via a loop column. This insures the purification of the injected extracts and allows a simple and rapid liquid-solid ext...

journal_title：Therapeutic drug monitoring

authors： Tamisier-Karolak L,Delhotal-Landes B,Jolliet-Riant P,Milliez J,Jannet D,Barre J,Flouvat B

更新日期：1992-06-01 00:00:00

abstract：:A simple high-performance liquid chromatography (HPLC) method for the determination of methotrexate (MTX) in biological fluids is described. The assay is rapid, the time required for analysis is less than 30 min, and it is sensitive, up to 0.01 microgram/ml, which is three times below the toxic MTX concentration. Fift...

journal_title：Therapeutic drug monitoring

authors： Najjar TA,Matar KM,Alfawaz IM

更新日期：1992-04-01 00:00:00

abstract：:Two hundred milligrams of valproic acid (VPA) was administered orally to seven healthy adults at 9:00 and 21:00 h for 5 consecutive days, including the morning dose on day 6. On the sixth day, blood samples were drawn at 0, 0.17, 0.33, 0.5, 0.75, 1, 1.5, 3, and 6 h after the morning dose. Binding of VPA to serum prote...

journal_title：Therapeutic drug monitoring

authors： Kodama Y,Koike Y,Kimoto H,Yasunaga F,Takeyama M,Teraoka I,Fujii I

更新日期：1992-02-01 00:00:00

abstract：:The TDx digoxin II immunoassay was used in controls and in patients not taking digoxin or any other cardiac glycoside. We report the frequency of interference thought to be caused by digoxin-like factors (DLFs). We found a high incidence of false-positive results in 15 patients with severe hepatic disease (60% false-p...

journal_title：Therapeutic drug monitoring

authors： Avendaño C,Alvarez JS,Sacristan JA,Adin J,Alsar MJ

更新日期：1991-11-01 00:00:00

abstract：:Characterization of antibiotic pharmacokinetics in patients with renal insufficiency may be complicated by interfering substances within the assay. We compared three different assays for teicoplanin in serum and dialysate of 10 hemodialysis and six continuous ambulatory peritoneal dialysis (CAPD) patients. The microbi...

journal_title：Therapeutic drug monitoring

authors： Awni WM,St Peter WL,Guay DR,Kenny MT,Matzke GR

更新日期：1991-11-01 00:00:00

abstract：:Whole blood steady-state trough concentrations of cyclosporine were measured by radioimmunoassay (RIA) and TDx assays employing monoclonal antibodies in 82 samples from 39 renal transplant patients. Intra- and interassay coefficients of variation for the new TDx technique averaged 3.2 and 5.4%, respectively. In the co...

journal_title：Therapeutic drug monitoring

authors： Klotz U

更新日期：1991-09-01 00:00:00

abstract：:The effect of plasma exchange (PE) on the pharmacokinetics of flumequine (Apurone) was studied in eight patients receiving a single oral dose of 800 mg. The maximum concentration (38 micrograms/ml) and time to maximum concentration (2.6 h) values were not significantly altered by PE beginning 3 h after administration ...

journal_title：Therapeutic drug monitoring

authors： Royer-Morrot MJ,Gérard A,Zhiri A,Schooneman F,Dureux JB,Royer RJ

更新日期：1991-07-01 00:00:00

abstract：:The ring sulfoxidation of thioridazine (THD), a widely used neuroleptic agent, yields two diastereoisomeric pairs, fast- and slow-eluting (FE and SE) thioridazine 5-sulfoxide (THD 5-SO). Until now, studies in which concentrations of these metabolites were measured in THD-treated patients have revealed no significant d...

journal_title：Therapeutic drug monitoring

authors： Eap CB,Souche A,Koeb L,Baumann P

更新日期：1991-07-01 00:00:00

abstract：:The enantioselectivity of hydroxylation of nortriptyline (NT) to E-10-hydroxynortriptyline (E-10-OH-NT) was studied in human liver microsomes, intestinal homogenate, and patients treated with NT. The rate of formation of (-)-E-10-OH-NT was higher than that of (+)-E-10-OH-NT both in the liver microsomes and in the inte...

journal_title：Therapeutic drug monitoring

authors： Dahl ML,Nordin C,Bertilsson L

更新日期：1991-05-01 00:00:00

abstract：:A method is described for the determination of vigabatrin in 50 microliters of plasma by isocratic high-performance liquid chromatography using fluorescence detection. The procedure involves protein precipitation with methanol followed by precolumn derivatisation with o-phthaldialdehyde reagent. Separation of the deri...

journal_title：Therapeutic drug monitoring

authors： Tsanaclis LM,Wicks J,Williams J,Richens A

更新日期：1991-05-01 00:00:00

abstract：:The interlaboratory variability in the assay of theophylline and various anticonvulsant drugs was evaluated in a 16-month prospective study by using two independent experimental approaches: (a) a conventional method based on the distribution of quality control (QC) lyophilized human sera spiked with the test drugs (ph...

journal_title：Therapeutic drug monitoring

authors：

更新日期：1991-03-01 00:00:00

abstract：:The correlation between single plasma concentration (CP) values of 5-fluorouracil (FU) after a 10-minute i.v. infusion and the total area under the plasma concentration-time curve (AUC) has been studied in 26 cancer patients. FU dose was either 320-550 mg/m2 (seven patients, 13 treatments) or 610-960 mg/m2 (19 patient...

journal_title：Therapeutic drug monitoring

authors： Port RE,Edler L,Herrmann R,Feldmann U

更新日期：1991-03-01 00:00:00

abstract：:Indomethacin (INDO) pharmacokinetics were examined in 18 neonates on 19 occasions, before and after patent ductus arteriosus (PDA) closure. Patients received INDO as an initial dose of 0.25 mg/kg intravenously, and INDO serum concentrations were measured 2 and 8 h after the dose. Subsequent doses were individualized b...

journal_title：Therapeutic drug monitoring

authors： Gal P,Ransom JL,Weaver RL,Schall S,Wyble LE,Carlos RQ,Brown Y

更新日期：1991-01-01 00:00:00

abstract：:Four different immunoassays were used to measure cyclosporine A (CsA) plasma (20 degrees C) levels in heart and kidney transplant recipients. Two radioimmunoassays (RIAs) (Sandimmune and Cyclotrac) and the fluorescence polarization immunoassay (FPIA) were based on polyclonal antibodies, whereas the fourth (Cyclotrac-S...

journal_title：Therapeutic drug monitoring

authors： Hesse CJ,Baan CC,Daane R,Stolk BJ,Jutte NH,Hendriks GF,Weimar W

更新日期：1990-11-01 00:00:00