abstract：:This study compared the efficacy of 8 mg controlled release (CR) salbutamol tablets twice daily with standard 4 mg salbutamol tablets four times daily in patients with chronic obstructive airways disease. There was significant bronchodilation in both treatment groups as measured by standard spirometry (P less than 0.0...

journal_title：British journal of clinical pharmacology

authors： Milroy R,Carter R,Carlyle D,Boyd G

更新日期：1990-05-01 00:00:00

abstract：:1. The phenotyping parameters for dextromethorphan and mephenytoin were assessed in 48 normal male volunteers following administration of each metabolic probe drug on separate occasions and together according to a randomized 3-way crossover design. 2. Neither the urinary S-/R-mephenytoin ratio nor the dextromethorphan...

journal_title：British journal of clinical pharmacology

authors： Guttendorf RJ,Britto M,Blouin RA,Foster TS,John W,Pittman KA,Wedlund PJ

更新日期：1990-04-01 00:00:00

abstract：:1. Six healthy male human volunteers of mean age 30.8 years (range 23-37) were given single oral doses of xamoterol (20, 50, 100 or 250 mg) and placebo with a 1 week interval between each dose. Xamoterol produced a significant decrease in systolic time intervals (QS2I, LVETI and PEPI) and a significant increase in sys...

journal_title：British journal of clinical pharmacology

authors： James MA,Papouchado M,Channer KS,Jones JV,Marlow HF,Bastain W,Barker NP,Harry JD,Wardleworth AG

更新日期：1990-04-01 00:00:00

abstract：:The ability of sulindac to modify the weal response to four doses of intradermal bradykinin in subjects given enalapril was tested in a double-blind cross-over study in normal volunteers. The dose-dependent increase in skin thickness after bradykinin was significantly reduced by prior administration of sulindac. Certa...

journal_title：British journal of clinical pharmacology

authors： Ferner RE,Kamali F,Rawlins MD

更新日期：1990-03-01 00:00:00

abstract：:1. Since salt depletion stimulates the renal prostaglandin system to maintain renal function, the effects of indomethacin and ibuprofen upon renal haemodynamics, electrolyte excretion and renin release were examined in eight healthy male volunteers on a salt restricted diet, before and after frusemide administration. ...

journal_title：British journal of clinical pharmacology

authors： Passmore AP,Copeland S,Johnston GD

更新日期：1990-03-01 00:00:00

abstract：:1. We report a method for measuring the concentrations of haloperidol (HL) and its major active metabolite, reduced haloperidol (RHL), in human scalp hair. 2. Hair samples were obtained from 59 patients who had been taking HL at fixed daily doses for more than 4 months and whose compliance was good. A morning pre-dose...

journal_title：British journal of clinical pharmacology

authors： Matsuno H,Uematsu T,Nakashima M

更新日期：1990-02-01 00:00:00

abstract：:Ten healthy volunteers were treated for 4 days with 160 mg propranolol HCl and placebo in random order. At the end of each treatment salivary antipyrine kinetics and the plasma kinetics and urinary excretion of paracetamol and its major metabolites were measured following a 1500 mg oral dose. Propranolol prolonged the...

journal_title：British journal of clinical pharmacology

authors： Baraka OZ,Truman CA,Ford JM,Roberts CJ

更新日期：1990-02-01 00:00:00

abstract：:1. Endogenous dopamine, acting through specific receptors on blood vessels, renal tubules and adrenal cortical cells, may play a role in the development and maintenance of the hypertensive state. 2. In hypertensive patients, activation of the DA1-receptor with intravenous fenoldopam produces a rapid and sustained redu...

journal_title：British journal of clinical pharmacology

authors： Hieble JP,Eden RJ,de Mey C

更新日期：1990-01-01 00:00:00

abstract：:1. The effect of neuropeptide Y (NPY) on cardiovascular function at three levels of the noradrenergic axis where the peptide is known to co-exist with noradrenaline (NA) and or adrenaline (A) was studied in normotensive Sprague-Dawley (SD), Wistar-Kyoto (WKY) or spontaneously hypertensive rats (SHR). 2. In the perfuse...

journal_title：British journal of clinical pharmacology

authors： Westfall TC,Han SP,Knuepfer M,Martin J,Chen XL,del Valle K,Ciarleglio A,Naes L

更新日期：1990-01-01 00:00:00

abstract：:1. The oral kinetics of oxazepam after a single 15 mg oral dose was investigated in six healthy volunteers before and during concomitant administration of the beta-adrenoceptor antagonists propranolol (80 mg) and labetalol (200 mg) (racemates). 2. A possible pharmacodynamic interaction between oxazepam and the beta-ad...

journal_title：British journal of clinical pharmacology

authors： Sonne J,Døssing M,Loft S,Olesen KL,Vollmer-Larsen A,Victor MA,Hamberg O,Thyssen H

更新日期：1990-01-01 00:00:00

abstract：:The effect of isotonic bicycle exercise on beta 2-adrenoceptors and cAMP production in lymphocytes was studied. The origin of the newly exposed receptors was studied by measuring radioligand binding in the presence of hydrophylic or lipophylic 'cold' ligands. During exercise beta 2-adrenoceptor density increased from ...

journal_title：British journal of clinical pharmacology

authors： Graafsma SJ,van Tits LJ,Willems PH,Hectors MP,Rodrigues de Miranda JF,De Pont JJ,Thien T

更新日期：1990-01-01 00:00:00

abstract：:1. Adrenergic responsiveness may be an important determinant of peripheral resistance in man. We have demonstrated that vascular beta-adrenergic responsiveness is reduced in young borderline hypertensive subjects. A parallel defect in beta-adrenergic mediated adenylyl cyclase activity and beta-adrenoceptor affinity fo...

journal_title：British journal of clinical pharmacology

authors： Feldman RD

更新日期：1990-01-01 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：:1. Ototoxicity is a common and troublesome side-effect of high-dose aspirin treatment but there has been little previous study of the relationships between the degree of ototoxicity and the plasma concentrations of salicylate. 2. In order to investigate the relationships between aspirin dose, total and unbound plasma ...

journal_title：British journal of clinical pharmacology

authors： Day RO,Graham GG,Bieri D,Brown M,Cairns D,Harris G,Hounsell J,Platt-Hepworth S,Reeve R,Sambrook PN

更新日期：1989-12-01 00:00:00

abstract：:1. Effects of 3 h infusions of adrenaline (0.4 nmol kg-1 min-1) or placebo and of mental stress evoked by a colour word test (CWT) on adrenergic receptor function were investigated in healthy men. Responses of heart rate, blood pressure, plasma catecholamines, plasma cyclic AMP and plasma free fatty acids (FFA) were e...

journal_title：British journal of clinical pharmacology

authors： Larsson PT,Martinsson A,Olsson G,Hjemdahl P

更新日期：1989-12-01 00:00:00

abstract：:1. Recent work has demonstrated artificial penile erection after intracavernous injection of prostaglandin E1 (PGE1). A possible dose-response relationship between PGE1 and its erectile action was examined in a double-blind, cross-over designed, placebo-controlled study. 2. Twenty patients aged (mean +/- s.d.) 45 +/- ...

journal_title：British journal of clinical pharmacology

authors： Schramek P,Waldhauser M

更新日期：1989-11-01 00:00:00

abstract：:1. Using human mononuclear leucocytes as target cells, we have investigated the bioactivation of dapsone (DDS) to a cytotoxic metabolite in the presence of microsomes from nine human livers. Values for NADPH dependent toxicity ranged from 8.8-27% (15.8 +/- 5.9%) and were similar to those for microsomes from control mi...

journal_title：British journal of clinical pharmacology

authors： Coleman MD,Breckenridge AM,Park BK

更新日期：1989-10-01 00:00:00

abstract：:1. The inhibitory effect of sufotidine, a new histamine H2-receptor antagonist, on gastric secretion of acid and pepsin was studied in six healthy male volunteers. This was a three-way, cross-over, randomized, double-blind study. On each of 3 study days, the drug in a dose of 600 mg, or placebo, was administered eithe...

journal_title：British journal of clinical pharmacology

authors： Johnston DA,Wormsley KG

更新日期：1989-10-01 00:00:00

abstract：:1. The effects of chronic dosing with N-acetylcysteine (NAC), on nitrate-induced haemodynamic changes during the acute and chronic treatment of healthy volunteers with glyceryl trinitrate (GTN) patches (Transiderm nitro) has been investigated. 2. Seven volunteers were treated in a double-blind randomised crossover man...

journal_title：British journal of clinical pharmacology

authors： Hogan JC,Lewis MJ,Henderson AH

更新日期：1989-10-01 00:00:00

abstract：:1. The new intravenous bisphosphonate drug aminohydroxypropylidine bisphosphonate (APD) is effective in treating the hypercalcaemia of malignant disease, but the optimum dose regimen is not yet established. We have treated twenty-seven patients with malignant hypercalcaemia (corrected calcium greater than 3.00 mmol l-...

journal_title：British journal of clinical pharmacology

authors： Davis JR,Heath DA

更新日期：1989-09-01 00:00:00

abstract：:Serum free fractions of nifedipine, verapamil and some of their metabolites were measured in patients with ischaemic heart disease receiving single oral dose and chronic monotherapy and were compared with those obtained in vitro. The percentages of unbound nifedipine and verapamil in vitro (concentration range 50-200 ...

journal_title：British journal of clinical pharmacology

authors： Rumiantsev DO,Piotrovskii VK,Metelitsa VI,Slastnikova ID,Martsevich SYu,Kokurina EV

更新日期：1989-09-01 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：:1. We investigated the effect of the haemostatic agent ethamsylate on aspirin-induced gastric mucosal bleeding. 2. Eighteen healthy subjects were studied three times: at the end of 48 h periods of treatment with (a) placebo, (b) aspirin 600 mg four times daily, (9 doses) and (c) aspirin 600 mg four times daily with ea...

journal_title：British journal of clinical pharmacology

authors： Daneshmend TK,Stein AG,Bhaskar NK,Hawkey CJ

更新日期：1989-07-01 00:00:00

abstract：:A single oral dose of lamotrigine was administered to seven volunteers with Gilbert's Syndrome (unconjugated hyperbilirubinaemia). Plasma samples were assayed by high performance liquid chromatography (h.p.l.c.) and pharmacokinetic parameters were compared with those of a group of nine normal volunteers. In the subjec...

journal_title：British journal of clinical pharmacology

authors： Posner J,Cohen AF,Land G,Winton C,Peck AW

更新日期：1989-07-01 00:00:00

abstract：:1. A questionnaire examining the use of, and knowledge about over-the-counter (OTC) drugs was administered verbally to representatives from 200 urban and 200 rural households. Self-medication was common in both groups but there were more drugs present in rural (336 items) than urban homes (231 items) with the differen...

journal_title：British journal of clinical pharmacology

authors： Stein CM,Gora NP,Macheka BM

更新日期：1989-06-01 00:00:00

abstract：:1. Azole antifungal agents such as ketoconazole act by inhibiting cytochrome P-450 mediated sterol synthesis in the fungal cell membrane and thus have the potential to interfere with mammalian steroidogenesis. Fluconazole is a novel orally-effective antifungal triazole which has been reported to have more specific eff...

journal_title：British journal of clinical pharmacology

authors： Devenport MH,Crook D,Wynn V,Lees LJ

更新日期：1989-06-01 00:00:00

abstract：:The plasma concentrations of sodium cromoglycate were measured for 4 h following a single dose of 20 mg given by inhalation to six normal volunteers. A series of forced expiratory manoeuvres was performed 2 h after the dose, which resulted in a rapid and marked increase in the plasma concentrations of the drug. A simi...

journal_title：British journal of clinical pharmacology

authors： Richards R,Fowler C,Simpson SF,Renwick AG,Holgate ST

更新日期：1989-06-01 00:00:00

abstract：:1. A novel formulation of nicardipine (50% standard (short acting), 50% sustained release) was evaluated in mild hypertension in a double-blind, randomized, placebo-controlled study, using clinic measurements (Hawksley) augmented by home recorded blood pressures (Copal UA 251). 2. Nicardipine 60 mg twice daily for 28 ...

journal_title：British journal of clinical pharmacology

authors： Webster J,Witte K,Rawles J,Petrie JC,Jeffers TA

更新日期：1989-05-01 00:00:00

abstract：:Six patients received 10 mg of midazolam intravenously during the anhepatic period of liver transplantation. Arterial blood was sampled during this time and for a similar period following revascularisation. The plasma was analysed using gas chromatography and electron capture detection (GC-ECD) for midazolam alpha-hyd...

journal_title：British journal of clinical pharmacology

authors： Park GR,Manara AR,Dawling S

更新日期：1989-05-01 00:00:00

abstract：:1. The interaction between cyclosporin (CyA) and erythromycin was studied in renal transplant patients following oral and intravenous administration of CyA. 2. Blood and plasma CyA concentrations and blood concentrations of metabolite 17 were measured by h.p.l.c. 3. Erythromycin produced almost a two-fold increase in ...

journal_title：British journal of clinical pharmacology

authors： Gupta SK,Bakran A,Johnson RW,Rowland M

更新日期：1989-04-01 00:00:00

abstract：:1. Quinidine is a potent inhibitor of the genetically-determined debrisoquine 4-hydroxylation. Oxidation reactions of several other drugs, including the 5-hydroxylation of the new antiarrhythmic drug propafenone, depend on the isozyme responsible for debrisoquine 4-hydroxylation. 2. The effect of quinidine on the debr...

journal_title：British journal of clinical pharmacology

authors： Funck-Brentano C,Kroemer HK,Pavlou H,Woosley RL,Roden DM

更新日期：1989-04-01 00:00:00

abstract：:1. The pharmacokinetics of methylprednisolone (MP) were studied in five normal subjects following intravenous doses of 20, 40 and 80 mg methylprednisolone sodium succinate (MPSS) and an oral dose of 20 mg methylprednisolone as 4 x 5 mg tablets. Plasma concentrations of MP and MPSS were measured by both high performanc...

journal_title：British journal of clinical pharmacology

authors： Al-Habet SM,Rogers HJ

更新日期：1989-03-01 00:00:00

abstract：:1. A survey has been conducted amongst 459 members of the Clinical Section of the British Pharmacological Society to ascertain facts about the administration of drugs to healthy volunteers over the period October 1986 to September 1987. 2. A response rate of 87.1% was obtained with 114 individuals being involved in he...

journal_title：British journal of clinical pharmacology

authors： Orme M,Harry J,Routledge P,Hobson S

更新日期：1989-02-01 00:00:00

abstract：:The effects of intravenous boluses of adenosine on respiration and heart rate were compared in young and elderly individuals. Respiratory stimulation and biphasic changes in heart rate were confirmed. The dose-response relationship for the effects of adenosine on respiration and heart-rate did not differ significantly...

journal_title：British journal of clinical pharmacology

authors： Watt AH,Bayer A,Routledge PA,Swift CG

更新日期：1989-02-01 00:00:00

abstract：:1. The 5-hydroxytryptamine (5-HT3) receptor antagonist, GR 38032F, which possesses potent anti-emetic properties in vomiting induced by cancer chemotherapeutic drugs, has been tested to determine its value in the prophylaxis of motion sickness induced by cross-coupled stimulation. The double-blind trial compared GR 38...

journal_title：British journal of clinical pharmacology

authors： Stott JR,Barnes GR,Wright RJ,Ruddock CJ

更新日期：1989-02-01 00:00:00

abstract：:1. The effects of heart failure due to chronic myocardial infarction on the responsiveness to injected angiotensin I and ACE inhibition by intravenous cilazapril (1 mg kg-1) were evaluated. 2. For this purpose one group of 17 rats with a 4-week old myocardial infarction was compared with a group of 10 sham operated ra...

journal_title：British journal of clinical pharmacology

authors： Clozel JP

更新日期：1989-01-01 00:00:00

abstract：:1. A 1.25 mg dose of cilazapril, a new angiotensin-converting enzyme (ACE) inhibitor, was administered orally to two groups of hypertensive patients, five with normal renal function (NRF) and seven with impaired renal function (IRF), once daily for 5 or 8 consecutive days. Blood pressure, heart rate and serum ACE acti...

journal_title：British journal of clinical pharmacology

authors： Shionoiri H,Gotoh E,Sugimoto K,Takasaki I,Minamisawa K,Ishii M

更新日期：1989-01-01 00:00:00

abstract：:1. Alfuzosin is a post-synaptic alpha-adrenoceptor antagonist with antihypertensive and peripheral vasodilator properties. 2. We measured the effect of alfuzosin, 5 mg, on sympathetically-mediated venoconstriction by changes in the venous reflex response (VRR) in a randomised, double-blind, placebo-controlled, crossov...

journal_title：British journal of clinical pharmacology

authors： Sinclair AJ,Davies IB,Warrington SJ

更新日期：1989-01-01 00:00:00

abstract：:1. The primary action of the converting enzyme inhibitors to prevent the formation of angiotensin II can explain a decrease in peripheral vascular resistance in patients with elevated, but not in those with normal or reduced plasma renin levels. 2. The inhibition of the breakdown of bradykinin will potentiate the vaso...

journal_title：British journal of clinical pharmacology

authors： Vanhoutte PM,Auch-Schwelk W,Biondi ML,Lorenz RR,Schini VB,Vidal MJ

更新日期：1989-01-01 00:00:00

abstract：:1. The population pharmacokinetics of lisinopril were investigated using data collected from two multicentre trials of lisinopril in the treatment of hypertension in elderly patients (n = 40) and patients with renal disease (n = 20). 2. Lisinopril was started at doses of 2.5-5 mg daily and increased at 2-4 weekly inte...

journal_title：British journal of clinical pharmacology

authors： Thomson AH,Kelly JG,Whiting B

更新日期：1989-01-01 00:00:00