Social media and pharmacovigilance: A review of the opportunities and challenges.

abstract：:1 From an understanding of the biological fate and hypotensive effect of debrisoquine (D) we have assessed the relative importance of true drug resistance, inappropriately low dosage and non-compliance as causes of apparent resistance to treatment with this drug. 2 Among 37 hypertensive patients prescribed D, eleven (...

journal_title：British journal of clinical pharmacology

authors： Silas JH,Tucker GT,Smith AJ

更新日期：1980-04-01 00:00:00

abstract：AIMS:To compare the airway potency, systemic activity and therapeutic index of three inhaled corticosteroids that differ in glucocorticoid receptor binding affinity, physicochemical and pharmacokinetic properties. METHODS:This escalating-dose, placebo-controlled, cross-over study randomised adults with asthma to 1 or ...

journal_title：British journal of clinical pharmacology

authors： Daley-Yates P,Brealey N,Thomas S,Austin D,Shabbir S,Harrison T,Singh D,Barnes N

更新日期：2020-06-02 00:00:00

abstract：:1 A total of three hundred and nineteen new chemical entities (NCEs) were investigated in man for the first time between 1964 and 1985 by seven UK-owned pharmaceutical companies. The majority (96.2%), were self-originated by the UK company or one of its overseas subsidiaries. 2 There was an increase in the number of N...

journal_title：British journal of clinical pharmacology

authors： Prentis RA,Lis Y,Walker SR

更新日期：1988-03-01 00:00:00

abstract：:Cytochrome P450 3A is the main enzyme subfamily involved in the metabolism of a variety of marketed medicines. It is generally believed that the substrate specificity of polymorphic P450 3A5 is similar to that of the predominant P450 3A4 isoform, although some differences in catalytic properties have been found. It ha...

journal_title：British journal of clinical pharmacology

authors： Yamazaki H,Nakamoto M,Shimizu M,Murayama N,Niwa T

更新日期：2010-06-01 00:00:00

abstract：:1. alpha-Bromoisovalerylurea (BIU) is a racemic drug that is metabolized by glutathione conjugation. The urinary excretion of the separate diastereomeric mercapturates formed from (S)- and (R)-BIU in healthy young human volunteers was investigated. 2. A pronounced stereoselectivity was observed: the mercapturate forme...

journal_title：British journal of clinical pharmacology

authors： te Koppele JM,Schipper C,Breimer DD,Mulder GJ

更新日期：1989-08-01 00:00:00

abstract：:Paracetamol overdose prior to the introduction of acetylcysteine was associated with significant morbidity. Acetylcysteine is now the mainstay of treatment for paracetamol poisoning and has effectively reduced rates of hepatotoxicity and death. The current three-bag intravenous regimen with an initial high loading dos...

journal_title：British journal of clinical pharmacology

authors： Chiew AL,Isbister GK,Duffull SB,Buckley NA

更新日期：2016-03-01 00:00:00

abstract：AIMS:Rifampicin profoundly reduces lopinavir concentrations. Doubled doses of lopinavir/ritonavir compensate for the effect of rifampicin in adults, but fail to provide adequate lopinavir concentrations in young children on rifampicin-based antituberculosis therapy. The objective of this study was to develop a populati...

journal_title：British journal of clinical pharmacology

authors： Zhang C,Denti P,Decloedt EH,Ren Y,Karlsson MO,McIlleron H

更新日期：2013-11-01 00:00:00

abstract：WHAT IS ALREADY KNOWN ABOUT THIS SUBJECT:Structured medication interviews improve the medication history upon hospitalization. Pharmacy records are valid lists of the prescribed medications available to individual patients. In Denmark, treating doctors now have access to their patients' pharmacy records through a real-...

journal_title：British journal of clinical pharmacology

authors： Glintborg B,Poulsen HE,Dalhoff KP

更新日期：2008-02-01 00:00:00

abstract：AIMS:To assess whether hospitalization may assist in correcting errors in anticoagulant therapy among patients with atrial fibrillation (AF). METHODS:Our cohort included patients admitted to our institution with a history of AF between 2016 and 2018. We categorized patient's treatment upon admission and discharge as l...

journal_title：British journal of clinical pharmacology

authors： Angel Y,Zeltser D,Berliner S,Ingbir M,Shapira I,Shenhar-Tsarfaty S,Rogowski O

更新日期：2019-12-01 00:00:00

abstract：AIM:To describe the time to clinical events (death, disability, cognitive impairment and depression) in Parkinson's disease using the time course of disease status and treatment as explanatory variables. METHODS:Disease status based on the Unified Parkinson's Disease Rating Scale (UPDRS) and the time to clinical outco...

journal_title：British journal of clinical pharmacology

authors： Vu TC,Nutt JG,Holford NH

更新日期：2012-08-01 00:00:00

abstract：AIM:Propylene glycol (PG) is often applied as an excipient in drug formulations. As these formulations may also be used in neonates, the aim of this study was to characterize the pharmacokinetics of propylene glycol, co-administered intravenously with paracetamol (800 mg PG/1000 mg paracetamol) or phenobarbital (700 mg...

journal_title：British journal of clinical pharmacology

authors： De Cock RF,Knibbe CA,Kulo A,de Hoon J,Verbesselt R,Danhof M,Allegaert K

更新日期：2013-01-01 00:00:00

abstract：:1 We have performed a double-blind, randomized, 7-d cross-over study of the thromboxane synthetase inhibitor dazoxiben (UK 37248) in 20 patients with stable coronary heart disease. 2 All patients had a history of exertional angina of greater than two years duration and no patient had suffered a myocardial infarction i...

journal_title：British journal of clinical pharmacology

authors： Reuben SR,Kuan P,Cairns J,Gyde OH

更新日期：1983-01-01 00:00:00

abstract：AIMS:To facilitate and improve clinical research within Europe, the European Union (EU) adopted in 2001 the Clinical Trials Directive (EUCTD). The aim of this study was to compare duration between submission of a clinical drug trial application and approval by regulatory authorities in EU countries regulated by EUCTD v...

journal_title：British journal of clinical pharmacology

authors： Lambers Heerspink HJ,Dobre D,Hillege HL,Grobbee DE,de Zeeuw D

更新日期：2008-10-01 00:00:00

abstract：:The excretion of diazepam, N-desmethyldiazepam, temazepam and oxazepam in breast milk was studied during withdrawal of a 22-year-old patient from combined high dose diazepam and oxazepam therapy. Concentrations of these benzodiazepines in plasma from both the woman and her nursing infant (1 year old) were also documen...

journal_title：British journal of clinical pharmacology

authors： Dusci LJ,Good SM,Hall RW,Ilett KF

更新日期：1990-01-01 00:00:00

abstract：AIMS:Since suspicion has been raised that administration of an oral live attenuated rotavirus vaccine may increase the risk of intussusception in young children, there has been concern about the possible effects of oral polio vaccine. The aim of the study was to evaluate the relationship between oral attenuated polio v...

journal_title：British journal of clinical pharmacology

authors： Jick H,Vasilakis-Scaramozza C,Jick SS

更新日期：2001-10-01 00:00:00

abstract：:1 Study I evaluated the absorption of oxprenolol in the ileum, compared to jejunum, in healthy volunteers by an intestinal perfusion technique. Around 80 mg of drug were delivered as a saline solution directly in the small bowel. 2 Samples taken 30 cm distally to the site of perfusion showed that 63% of perfused oxpre...

journal_title：British journal of clinical pharmacology

authors： Godbillon J,Vidon N,Palma R,Pfeiffer A,Franchisseur C,Bovet M,Gosset G,Bernier JJ,Hirtz J

更新日期：1987-09-01 00:00:00

abstract：:1 The relationship between serum quinidine levels and rate-corrected QT (QTc) interval after administration of single identical doses of quinidine was assessed. Quinidine concentrations were determined by a modification of Hamfelt & Malers' (1963) method. The significance and clinical application of our findings is di...

journal_title：British journal of clinical pharmacology

authors： Edwards IR,Hancock BW,Saynor R

更新日期：1974-12-01 00:00:00

abstract：:Intravenous midazolam (mean dose of 6.3 mg) was given to 100 consecutive patients coming to endoscopy. All patients had an ear oximeter attached throughout the procedure to record continuously their levels of oxygen saturation. Eighty-five of the 100 patients had pre-endoscopy respiratory function tests measured, and ...

journal_title：British journal of clinical pharmacology

authors： Bell GD,Reeve PA,Moshiri M,Morden A,Coady T,Stapleton PJ,Logan RF

更新日期：1987-06-01 00:00:00

abstract：AIMS:To determine whether repeated once daily administration of grapefruit juice altered the pharmacokinetics or pharmacodynamics of the calcium antagonist amlodipine. METHOD:S The effects of grapefruit juice on the pharmacokinetics and pharmacodynamics of oral and intravenous amlodipine were assessed in 20 healthy me...

journal_title：British journal of clinical pharmacology

authors： Vincent J,Harris SI,Foulds G,Dogolo LC,Willavize S,Friedman HL

更新日期：2000-11-01 00:00:00

abstract：:Early clinical features of lead toxicity are non-specific and an occupational history is particularly valuable. Lead in the body comprises 2% in the blood (t1/2 35 days) and 95% in bone and dentine (t1/2 20-30 years). Blood lead may remain elevated for years after cessation from long exposure, due to redistribution fr...

journal_title：British journal of clinical pharmacology

authors： Gordon JN,Taylor A,Bennett PN

更新日期：2002-05-01 00:00:00

abstract：:One hundred different drug advertisements from each of seven leading medical journals have been assessed. Information about drug interactions, adverse reactions, mode of action, absorption, distribution, metabolism, excretion and cost was seldom provided in UK journals. A requirement should exist that drug advertiseme...

journal_title：British journal of clinical pharmacology

authors： Morgan AH,Jeffers TA,Petrie JC,Walker W

更新日期：1976-12-01 00:00:00

abstract：:1 A new osmotic pressure mediated delivery system for metoprolol (Lopresor Oros) has been evaluated by measuring the haemodynamic effects and pharmacokinetics after single and multiple oral dosing in young healthy volunteers. 2 Similar studies have been carried out in the same group using equivalent single and multipl...

journal_title：British journal of clinical pharmacology

authors： Kendall MJ,Jack DB,Woods KL,Laugher SJ,Quarterman CP,John VA

更新日期：1982-03-01 00:00:00

abstract：:Vertigo is associated with a wide range of vestibular pathologies. It increasingly affects the elderly, with a high cost to society. Solutions include vestibular suppressants and vestibular rehabilitation, which form the mainstay of therapy. Antihistamines represent the largest class of agents used to combat vestibula...

journal_title：British journal of clinical pharmacology

authors： Dyhrfjeld-Johnsen J,Attali P

更新日期：2019-10-01 00:00:00

abstract：AIMS:The use of nonsteroidal anti-inflammatory drugs (NSAIDs) in patients treated with oral anticoagulants is generally discouraged due to the risk of interactions that could increase the risk of bleeding complications. Available data suggest the NSAID, nabumetone, does not produce such an interaction. We investigated ...

journal_title：British journal of clinical pharmacology

authors： Pardo A,García-Losa M,Fernández-Pavón A,del Castillo S,Pascual-García T,García-Méndez E,Dal-Ré R

更新日期：1999-04-01 00:00:00

abstract：:1 In healthy male volunteers dazoxiben (UK 37248), an inhibitor of thromboxane synthetase, abolished the arterial and venous vasoconstriction produced in the forearm by cold stimulation. 2 Aspirin alone had no effect on this vasoconstriction but negated the effect of dazoxiben. 3 In vitro dazoxiben increased the produ...

journal_title：British journal of clinical pharmacology

authors： Cowley AJ,Jones EW,Hanley SP

更新日期：1983-01-01 00:00:00

abstract：AIMS:Hypertension is a common comorbidity of patients with COVID-19, SARS or HIV infection. Such patients are often concomitantly treated with antiviral and antihypertensive agents, including ritonavir and nifedipine. Since ritonavir is a strong inhibitor of CYP3A and nifedipine is mainly metabolized via CYP3A, the com...

journal_title：British journal of clinical pharmacology

authors： Niu W,Li S,Jin S,Lin X,Zhang M,Cai W,Jiao Z,Xiang X

更新日期：2020-12-02 00:00:00

abstract：:1. Mono(ADP-ribosyl)transferase activity has been identified on the external surface of human polymorphonuclear neutrophil leucocytes (PMNs). The enzyme is released from the plasma membrane by phosphoinositide-specific phospholipase C, suggesting a glycosylphosphatidylinositol (GPI) linkage of the enzyme to the plasma...

journal_title：British journal of clinical pharmacology

authors： Allport JR,Donnelly LE,Kefalas P,Lo G,Nunn A,Yadollahi-Farsani M,Rendell NB,Murray S,Taylor GW,MacDermot J

更新日期：1996-07-01 00:00:00

abstract：:1. A bicycle exercise test was used to investigate functional capability and haemodynamics in 30 patients with heart failure (13 NYHA Class II, 17 Class III), before and after i.v. xamoterol (Corwin, Carwin, Corwil, Xamtol, ICI 118,587) 0.2 mg kg-1. 2. Resting heart rate fell from 78 to 74 beats min-1 (P less than 0.0...

journal_title：British journal of clinical pharmacology

authors： Virk SJ,Davies MK

更新日期：1989-01-01 00:00:00

abstract：:1. We present a novel index for expressing the exposure of the infant to drugs in breast milk, which unifies two independent factors: a pharmacokinetic parameter, drug clearance, and a physiochemical parameter, i.e. milk-to-maternal plasma drug concentration ratio (M/P ratio). 2. During breast-feeding by a woman recei...

journal_title：British journal of clinical pharmacology

authors： Ito S,Koren G

更新日期：1994-08-01 00:00:00

abstract：:Ouabain inhibits endothelium-dependent vascular relaxation in vitro, but has not been studied in this regard in vivo. We have therefore measured blood flow responses to carbachol, bradykinin and sodium nitroprusside (endothelium-dependent and endothelium-independent vasodilators) infused into the brachial artery with ...

journal_title：British journal of clinical pharmacology

authors： Woolfson RG,Benjamin N,Todd SD,Poston L,Ritter JM

更新日期：1991-12-01 00:00:00