Pharmacokinetic data processed by microcomputer for the formulation of optimal drug dosage form.

abstract：BACKGROUND AND OBJECTIVES:Methyl 3,4-dihydroxybenzoate (MDHB) has the potential to prevent neurodegenerative diseases (NDDs). The present work aims to reveal the pharmacokinetics and tissue distribution characteristics of MDHB. METHODS:The pharmacokinetics and tissue distribution of MDHB were analyzed using LC-MS/MS a...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Wang JH,Hu SH,Su JY,Pan JP,Mi XN,Geng HJ,Zhang W,Cai L,Su CF,Hong AH,Luo HM

更新日期：2019-04-01 00:00:00

abstract：:Intermittent inhalation exposure of adult male rats to dichloromethane, trichloroethylene, 1,1,1-trichloroethane, perchloroethylene or to a combination of trichloroethylene and 1,1,1-trichloroethane for 5 days, for 6 h daily, induced significantly different accumulations of solvent molecules in the body. Adipose tissu...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Savolainen H

更新日期：1981-01-01 00:00:00

abstract：:SC-46264 is an antagonist of the alpha 2-adrenergic receptor. Distribution and excretion of [14C]-SC-46264 were studied after single and repeated daily oral administrations to the Cynomolgus monkey at a 1.5 mg/kg dose. After a single oral administration, more than 95% of the administered dose was recovered within 48 h...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Jacqmin P,Hérin M,Cavalier R,Lesne M

更新日期：1993-07-01 00:00:00

abstract：:Following i.v. administration of mono-HR to the beagle, plasma levels of both mono-HR and its glucuronide conjugates fell rapidly, neither being detectable 8 h after injection. Following oral administration of 14C-mono-HR, mono-HR-glucuronide was detected in plasma, confirming the absorption of mono-HR, and low levels...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Hackett AM,Griffiths LA

更新日期：1979-01-01 00:00:00

abstract：:The disposition of dihydroergotamine methanesulfonate following single subcutaneous doses was studied in man and the rabbit using radiotracer techniques. 3H-Dihydroergotamine was almost immediately and completely absorbed from the injection site; peak blood radioactivity levels were attained within 1 h of drug adminis...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Tse FL,Jaffe JM

更新日期：1984-01-01 00:00:00

abstract：:The main objective of this study was to investigate the release and pharmacokinetic profiles of ketoprofen (KP) from developed thermosensitive and mucoadhesive liquid suppositories. Thermosensitive liquid suppositories were prepared using KP, poloxamer 407 (P 407), poloxamer 188 (P 188) and various amounts of differen...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Ozgüney I,Kardhiqi A,Yıldız G,Ertan G

更新日期：2014-12-01 00:00:00

abstract：:Using in vitro dissolution and in vivo absorption of different generics or batches for an appropriate drug and dosage form, a reference equation of form: ka = a+bkd+dkd2 can be proposed. In the case of availability of standardised in vitro-in vivo data for a specific drug, a Level A a correlation of this type containi...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Kayali A

更新日期：1994-07-01 00:00:00

abstract：:The disposition of the gonadotropin-releasing hormone (GnRH) agonist buserelin was studied in male rats under conditions of long-term administration. Rats were continuously infused with about 30 pmole [3H]-buserelin/24 h subcutaneously by osmotic minipumps for 4-7 days. After killing the rats, the 3H-activity of the t...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Heinrich N,Albrecht E,Sandow J,Kertscher U,Lorenz D,Oehlke J,Berger H

更新日期：1996-10-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Clopidogrel is an antiplatelet and antithrombotic prodrug. It has poor oral bioavailability due to poor dissolution and possible premature degradation in the intestine. Accordingly, the objective of this study was to enhance clopidogrel dissolution rate and to reduce its premature degradation ...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Bali DE,Osman MA,El Maghraby GM

更新日期：2016-12-01 00:00:00

abstract：:Benzo[alpha]pyrene (B[a]P) is a product derived from incomplete combustion of organic material and is considered responsible for chemically-induced cancer in humans. In the present study, the levels of noradrenaline (NA), dopamine (DA), dihydroxyphenylacetic acid (DOPAC), homovanillic acid (HVA), 5-hydroxytryptamine (...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Stephanou P,Konstandi M,Pappas P,Marselos M

更新日期：1998-10-01 00:00:00

abstract：:A comparative bioavailability study was undertaken between a new formulation of rifampicin 'Famcin' and a standard formulation of rifampicin 'R-cin' in eight healthy male volunteers at two dose levels: 300 mg and 450 mg given orally under both single dose and steady state conditions. Plasma rifampicin was assayed spec...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Garg SK,Chakrabarti A,Panigrahi D,Sharma M,Talwar P,Kumar N,Sharma PL

更新日期：1991-07-01 00:00:00

abstract：:Changes in liver perfusion may have a substantial influence on the pharmacokinetics of drugs with flow-controlled metabolism. This may have important implications for drug dosage in patients in an intensive care unit (ICU). The hepatic D-sorbitol plasma clearance has been suggested as a non-invasive test for evaluatin...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Köppel C,Pohle S,Müller C

更新日期：1993-10-01 00:00:00

abstract：:The pharmacokinetics of nefazodone (NEF) and two of its pharmacologically active metabolites viz hydroxynefazodone (HO-NEF) and m-chlorophenylpiperazine (mCPP) were determined following single oral administration of 100, 200 and 400 mg NEF to 6 beagle dogs in a three-way crossover study. Blood samples were collected f...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Shukla UA,Marathe PH,Labudde JA,Pittman KA,Barbhaiya RH

更新日期：1992-10-01 00:00:00

abstract：:Hyaluronic acid (HA), is a high molecular weight (HMW) glucosaminoglycan with significant acitivity, and which influences a number of physiological and pathological processes such as tumorogenesis, arthritis, etc. The aim of this study was to determine the difference in the biodistributional pathways of 111In-labeled ...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Svanovsky E,Velebny V,Laznickova A,Laznicek M

更新日期：2008-07-01 00:00:00

abstract：:Sertraline potently inhibits cytochrome P450 2B6 (CYP2B6) in vitro. Bupropion is commonly co-prescribed with sertraline and is exclusively metabolized by CYP2B6 to its major active metabolite hydroxybupropion. Putatively the co-administration of bupropion and sertraline could lead to a significant pharmacokinetic drug...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Molnari JC,Hassan HE,Myers AL

更新日期：2012-03-01 00:00:00

abstract：:Cytochrome P450-dependent enzymes from wheat catalyze the oxidation of endogenous compounds (lauric and oleic acids) and of several herbicides (diclofop, chlortoluron, bentazon). Treatment of wheat seedlings with the safener, naphthalic anhydride and with phenobarbital increases dramatically several P450-dependent enz...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Forthoffer N,Helvig C,Dillon N,Benveniste I,Zimmerlin A,Tardif F,Salaün JP

更新日期：2001-01-01 00:00:00

abstract：:The aim of this study was to investigate by HPLC the in vivo metabolism of 2-[1'-phenyl-3'-(3-chlorophenyl)-2'-propenylyden]hydrazino-3-methyl-4(3H)-quinazolinone as a substrate, and as a model compound in rats. The substrate was dissolved in DMSO/water (1:4) and administered intraperitoneally at a dose of 100 mg/kg i...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Kaymakçioğlu BK,Aktan Y,Süzen S,Gökhan N,Koyunoğlu S,Erol K,Yeşilada A,Rollas S

更新日期：2005-10-01 00:00:00

abstract：:[14C]Haloperidol decanoate was hydrolysed by partially purified carboxylesterase but not in plasma, blood, lymph and lymphatic liquid. These fluids inhibited the enzyme-mediated hydrolysis of the ester. Within the same incubation period as above, the ester was found hydrolysed to various extents in cell cultures of is...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Oh-e Y,Miyazaki H,Matsunaga Y,Nambu K,Kobayashi N,Hashimoto M

更新日期：1987-07-01 00:00:00

abstract：:Fucithalmic is a newly developed 1% microcrystalline suspension of the antistaphylococcal antibiotic fusidic acid. Penetration into the eye was investigated in twenty patients about to undergo cataract extraction. A single dose produced median antibiotic levels in the aqueous humour of 0.3 mcg/ml, maintained for at le...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Hansen S

更新日期：1985-10-01 00:00:00

abstract：:A new high performance liquid chromatographic procedure has been developed for the simultaneous quantification of piribedil (PD) and its three main basic metabolites in rat plasma and urine, without and after hydrolysis. The procedure relies on isolation of the compounds from plasma and urine constituents using the Se...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Sarati S,Caccia S

更新日期：1992-07-01 00:00:00

abstract：:Thymoquinone (THQ), the active constituent of Nigella sativa seeds, has demonstrated some potential pharmacological activities. The present study was designed to investigate the pharmacokinetic behavior of THQ following intravenous (IV) and oral (PO) administration using an animal model. THQ was given vascularly (5 mg...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Alkharfy KM,Ahmad A,Khan RM,Al-Shagha WM

更新日期：2015-09-01 00:00:00

abstract：:Chinese herbal medicines such as hawthorn, salvia, etc., are frequently combined with statins so as to treat cardiovascular diseases more effectively. Chinese herbal medicines contain many kinds of active components, which may have drug-drug interactions with statins. This study aims to explore the effect and mechanis...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Hua WJ,Hua WX,Nan FY,Jiang WA,Yan C

更新日期：2014-09-01 00:00:00

abstract：:Blood loss during cesarean section was calculated based on post-operative decrement of hemoglobin (Hb) and hematocrit (Hct) level. The model used for pregnant women was previously validated for non-pregnant women who underwent gynecological surgery. 1,068 pregnant women who underwent cesarean section and 517 women who...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Milosevic N,Popovic J,Grujic Z,Rapaic M

更新日期：2011-09-01 00:00:00

abstract：:The in vitro and in vivo metabolism of RWJ-69442, an alpha-1A-adrenergic receptor antagonist, was investigated after incubation with rat, dog, and human hepatic S9 fractions in the presence of NADPH-generating system, and a single oral/iv dose administration to rats (oral: 100 mg/kg; iv: 10 mg/kg). Unchanged RWJ-69442...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Wu WN,McKown LA,Kuo GH

更新日期：2005-01-01 00:00:00

abstract：:This study investigated the effect of diltiazem on the bioavailability of oral and intravenous cyclosporine (CsA) in rats. While control rats received normal saline, experimental groups received 60 or 90 mg/kg diltiazem orally for 3 days. Each group divided into 2 equal groups that received a single oral dose or i.v. ...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Kalkan S,Gumustekin M,Aygoren O,Tuncok Y,Gelal A,Guven H

更新日期：2004-04-01 00:00:00

abstract：:The aim of the study was to accelerate the dissolution of the sustained release dosage forms using both elevated temperature and high rpm rates. Teokap(®) SR 200 mg pellets were tested by in vitro sustained and accelerated dissolution studies using USP XXIII rotating paddle method. Sustained dissolution studies were c...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Ertan G,Karasulu E,Ozgüney I,Karasulu Y,Apaydın S,Kantarcı G,Yurdasiper A,Ege MA

更新日期：2011-12-01 00:00:00

abstract：:Experimental evidence suggested that H2-receptor antagonists may inhibit not only hepatic but also adrenal cytochrome P-450 dependent monooxygenases. Therefore, the effects of ranitidine (150 mg b.i.d. over 14 days) on cortisol metabolism and antipyrine clearance have been investigated in nine healthy volunteers. Urin...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Mönig H,Hoffmann K,Ohnhaus EE,Schulte HM

更新日期：1992-01-01 00:00:00

abstract：:IdB 1016 is a complex of silybin (the main active component of silymarin) and phosphatidylcholine, which in animal models shows greater oral bioavailability and therefore greater pharmacological activity compared with pure silybin and silymarin. In order to assess its pharmacokinetic profile in man, plasma silybin lev...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Barzaghi N,Crema F,Gatti G,Pifferi G,Perucca E

更新日期：1990-10-01 00:00:00

abstract：:The disposition of a single 80 mg/kg injection of quinine base was compared in control and Plasmodium berghei-infected mice. Pharmacokinetic parameters were determined on repeated whole blood samples from caudal vein (experiment 1) and quinine distribution was evaluated in tissues and blood fractions from mice sacrifi...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Pussard E,Bernier A,Fouquet E,Bouree P

更新日期：2003-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Fufang Danshen formula, a famous Chinese patent medicine containing Salvia miltiorrhiza, Panax notoginseng and borneol, has been widely used in the treatment of coronary heart disease. The application is restricted by low bioavailability partly due to Panax notoginseng saponins (PNS) instabilit...

journal_title：European journal of drug metabolism and pharmacokinetics

authors： Chen XN,Li DQ,Zhao MD,Yu GY,Du SY,Lu Y,Bai J,Li PY,Wu YL,Tian ZH,Zeng YY

更新日期：2018-04-01 00:00:00