abstract：:1 The effect of drugs acting on beta-adrenoceptors on the absorption and excretion of paracetamol was studied in 26 volunteers and nine patients with mild hypertension, each subject acting as his/her own control. 2 Isoprenaline given 30 min before paracetamol significantly slowed absorption, the effect being dose rela...

journal_title：British journal of clinical pharmacology

authors： Clark RA,Holdsworth CD,Rees MR,Howlett PJ

更新日期：1980-12-01 00:00:00

abstract：:1 Previous studies of propranolol disposition in renal failure have been conflicting. 2 Using simultaneous administration of [3H]-propranolol intravenously and unlabelled propranolol orally the principal determinants of drug distribution were calculated in normals, patients with severe renal impairment (creatinine cle...

journal_title：British journal of clinical pharmacology

authors： Wood AJ,Vestal RE,Spannuth CL,Stone WJ,Wilkinson GR,Shand DG

更新日期：1980-12-01 00:00:00

abstract：:1 Herbal preparations containing atropine-like alkaloids are marketed as proprietory asthma remedies, typically in the form of cigarettes. 2 This randomised, cross-over study compares in six healthy volunteers the pharmacological effects caused by smoking a standard, medium tar, tobacco cigarette or a herbal cigarette...

journal_title：British journal of clinical pharmacology

authors： Elliott HL,Reid JL

更新日期：1980-11-01 00:00:00

abstract：:1 Analgesic nephropathy is part of the analgesic syndrome which has gastrointestinal, haematological, cardiovascular, psychological and psychiatric, and pregnancy and gonadal manifestations; premature ageing may also be a feature. 2 Analgesic nephropathy is a form of renal disease characterized by renal papillary necr...

journal_title：British journal of clinical pharmacology

authors： Nanra RS

更新日期：1980-10-01 00:00:00

abstract：:1. Metoprolol (ME), pindolol (PI) and propranolol (PR) were studied in nine subjects at different doses and at 'maximum beta-adrenoceptor blockade' at a defined exercise load. Exercise tests were performed after each dosing period; isoprenaline stimulation was studied at the highest dose level. 2. ME and PR reduced he...

journal_title：British journal of clinical pharmacology

authors： Gugler R,Krist R,Raczinski H,Höffgen K,Bodem G

更新日期：1980-10-01 00:00:00

abstract：:1 Aspirin is partly hydrolyzed to salicylic acid during absorption. Absorbed aspirin is rapidly hydrolyzed systemically. Salicylic acid elimination kinetics are dependent on drug concentration due to the limited capacity of two major biotransformation pathways: formation of salicyluric acid and of salicylphenolic gluc...

journal_title：British journal of clinical pharmacology

authors： Levy G

更新日期：1980-10-01 00:00:00

abstract：:1 Cumulative dose-response curves (FEV1) to pressurized aerosol salbutamol were established in 17 patients admitted to hospital with acute severe asthma. After the maximal pressurized aerosol effect had been achieved, a further dose (5 mg) of salbutamol was given by wet nebulizer and any further increment recorded. 2 ...

journal_title：British journal of clinical pharmacology

authors： Tarala RA,Madsen BW,Paterson JW

更新日期：1980-10-01 00:00:00

abstract：:1 The cardiac effects of disopyramide (D) and lignocaine (L) were measured and compared in normal volunteers (D n=4; L n=3) following the establishment of a series of three steady-state drug plasma concentrations spanning the therapeutic range (1.5-5 micrograms base ml-1). 2 During control and steady-state periods mul...

journal_title：British journal of clinical pharmacology

authors： Martin MA,Bax ND,Tucker GT,Ward JW

更新日期：1980-09-01 00:00:00

abstract：:1 The effects of propranolol and atenolol given in random order in a cross-over study to fifteen patients with essential hypertension have been studied. 2 Both drugs were effective in lowering blood pressure and side effects were not markedly different. 3 There was no change in exchangeable sodium or potassium or in t...

journal_title：British journal of clinical pharmacology

authors： Wilkinson R,Stevens IM,Pickering M,Robson V,Hawkins T,Kerr DN,Harry JD

更新日期：1980-07-01 00:00:00

abstract：:1 A system is described for screening new chemical entities in normal human subjects, which is designed to search for novel drug actions at an early stage of drug development. 2 In single (subject) blind experiments, doses are increased incrementally from one subject to next, with immediate feed-back of results from e...

journal_title：British journal of clinical pharmacology

authors： Sullivan TJ,Croft AR,Hanka R,Roberts SJ

更新日期：1980-04-01 00:00:00

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：:1 Methimazole plasma concentrations were measured in two groups of hyperthyroid subjects after the oral administration of either carbimazole or methimazole. 2 With the HPLC method it was also possible to measure the concentration of a methimazole metabolite, 3-methyl-2-thiohydantoin in one patient. 3 Large interindivi...

journal_title：British journal of clinical pharmacology

authors： Skellern GG,Knight BI,Low CK,Alexander WD,McLarty DG,Kalk WJ

更新日期：1980-02-01 00:00:00

abstract：:1. Twenty-two patients with moderately severe essential hypertension were treated for a period of 12 months with guanfacine (BS 100-141), a new centrally-acting antihypertensive agent. A twice daily schedule was followed and the dose range of guanfacine was 1-8 mg daily. 2. In twenty patients satisfactory blood pressu...

journal_title：British journal of clinical pharmacology

authors： Higuchi M,Overlack A,Stumpe KO

更新日期：1980-01-01 00:00:00

abstract：:1 The concentrations of cyclophosphamide in plasma and saliva were determined in seven patients following administration of single doses of cyclophosphamide during chemotherapy for lymphoma. 2 The saliva/plasma ratio was 0.77 +/- 0.24 (s.d.) and showed no time-dependence being rapidly established following intravenous...

journal_title：British journal of clinical pharmacology

authors： Juma FD,Rogers HJ,Trounce JR

更新日期：1979-11-01 00:00:00

abstract：:1. In order to define factors which influence plasma catecholamine levels, and which might be controlled in the interests of reproducability and comparability, plasma noradrenaline plus adrenaline (NA + A) was measured repeatedly in normal subjects by a double isotope technique. 2. Age and posture were important deter...

journal_title：British journal of clinical pharmacology

authors： Saar N,Gordon RD

更新日期：1979-10-01 00:00:00

abstract：:1. The cardiovascular responses to handgrip exercise have been studied in ten patients with uncomplicated essential hypertension in a randomized crossover study of propranolol and prazosin. 2. Isometric handgrip exercise was performed with a calibrated strain gauge dynamometer at 30% of maximum voluntary contraction f...

journal_title：British journal of clinical pharmacology

authors： Reuben SR,Gale EV,Blake P

更新日期：1979-10-01 00:00:00

abstract：:1 An in vitro investigation showed that pivampicillin tablets disintegrated more rapidly than pivampicillin capsules. This result was demonstrated and confirmed by gastroscopy in a cross-over study in healthy volunteers. 2 There were no differences in serum levels of ampicillin obtained with the two preparations, but ...

journal_title：British journal of clinical pharmacology

authors： Hey H,Matzen P,Andersen JT,Didriksen E,Nielsen B

更新日期：1979-09-01 00:00:00

abstract：:1 Measurements of the binding of 12-alpha-[3H]-digoxin to the membranes of intact erythrocytes, erythrocyte 86rubidium uptake and intraerythrocytic sodium concentrations have been made in the red cells of various groups of patients--those who have not received digoxin, those during the early phases of treatment, those...

journal_title：British journal of clinical pharmacology

authors： Ford AR,Aronson JK,Grahame-Smith DG,Carver JG

更新日期：1979-08-01 00:00:00

abstract：:1. Hydrochlorothiazide (HCT, 50-75 mg) was administered orally to seven patients with cardiac failure. 2. Plasma levels and urinary concentration of HCT were determined by GLC. 3. The gastrointestinal uptake of the diuretic in three patients was reduced to approximately half that seen in healthy controls. 4. Plasma ha...

journal_title：British journal of clinical pharmacology

authors： Beermann B,Groschinsky-Grind M

更新日期：1979-06-01 00:00:00

abstract：:1 The effect of an intravenous bolus of labetalol (0.6-1.6 mg/kg body weight) on central and peripheral haemodynamics was studied in nine subjects with essential hypertension and in eleven subjects with chronic renal disease and hypertension. 2 The BP reduction amounting to 20/13 mmHg was entirely due to the lowering ...

journal_title：British journal of clinical pharmacology

authors： Bahlmann J,Brod J,Hubrich W,Cachovan M,Pretschner P

更新日期：1979-04-01 00:00:00

abstract：:1 This study was designed to compare in a double-blind randomized crossover trial, atenolol, labetalol, metoprolol and pindolol. Considerable differences in dose (atenolol 138 +/- 13 mg daily; labetalol 308 +/- 34 mg daily; metoprolol 234 +/- 22 mg daily; and pindolol 24 +/-2 mg daily were required to produce similar ...

journal_title：British journal of clinical pharmacology

authors： McNeil JJ,Louis WJ

更新日期：1979-04-01 00:00:00

abstract：:1 Nineteen pregnant patients whose mean arterial pressure (MAP) was persistently greater than or equal to 103.3 mmHg were given labetalol or methyldopa. 2 Singificant falls (P less than 0.001) in BP only occurred in the group treated with labetalol, and daily BP control was better in this group. 3 Two severely hyperte...

journal_title：British journal of clinical pharmacology

authors： Lamming GD,Symonds EB

更新日期：1979-04-01 00:00:00

abstract：:1 beta-adrenoceptor blockade with metoprolol provoked, both at rest and during exercise, a decrease of 'active' renin and angiotensin II together with an increase of 'inactive' renin and unchanged 'total' renin. The significant exercise-provoked increases in angiotensin II, plasma renin activity and 'active', 'inactiv...

journal_title：British journal of clinical pharmacology

authors： Lijnen PJ,Amery AK,Fagard RH,Reybrouck TM,Moerman EJ,De Schaepdryver AF

更新日期：1979-02-01 00:00:00

abstract：:1. Labetalol, a new drug combining alpha-and beta-adrenoceptor blocking properties, has been compared with placebo in a double-blind crossover study of a group of patients with mild to moderate essential hypertension (blood pressure 150/100 to 189/114 mmHg). 2. Labetalol and propranolol lowered blood pressure satisfac...

journal_title：British journal of clinical pharmacology

authors： Pugsley DJ,Nassim M,Armstrong BK,Beilin L

更新日期：1979-01-01 00:00:00

abstract：:1 The relationship between serum theophylline concentration and daily dose was studied in 45 patients receiving aminophylline orally and in 36 patients receiving it by constant intravenous infusion. 2 Patients were categorized as uncomplicated chronic obstructive pulmonary disease (COPD) or COPD with cor pulmonale (...

journal_title：British journal of clinical pharmacology

authors： Vicuna N,McNay JL,Ludden TM,Schwertner H

更新日期：1979-01-01 00:00:00

abstract：:1 Improvement in physical performance, based on exercise tolerance, self-assessed work and physician-rated functional capacities, is proposed as a measure of efficacy of anti-anginal therapy in the rehabilitation of the cardiac patient. 2 Improved physical performance parallels changes in frequency of anginal attacks ...

journal_title：British journal of clinical pharmacology

authors： Ling AS,Groel JT

更新日期：1979-01-01 00:00:00

abstract：:1 A treatment group comprising 635 hypertensive men (casual SBP greater than 175 or DBP greater than 115 twice) was compared with a reference group (n = 391 men; casual SBP greater than 175 or DBP greater than 115 only at screening). All men belonged to the same population sample of 7,455 men aged 47-54 yr. 2 The two ...

journal_title：British journal of clinical pharmacology

authors： Wilhelmsen L,Berglund G,Sannerstedt R,Hansson L,Andersson O,Sievertsson R,Wikstrand J

更新日期：1979-01-01 00:00:00

abstract：:1 Self-poisoning with a selective weedkiller containing 2,4-D and mecoprop in a 39 year old man resulted in prolonged deep coma, pyrexia, hyperventilation, hypoxaemia, myotonia, skeletal muscle damage and electrocardiographic changes consistent with cardiomyopathy. 2 The admission plasma concentrations of 2,4-D and me...

journal_title：British journal of clinical pharmacology

authors： Prescott LF,Park J,Darrien I

更新日期：1979-01-01 00:00:00

abstract：:1 Daily treatment of two-kidney clipped renal hypertensive rats with hydrallazine, hydrochlorothiazide (HCTZ) and a new orally active inhibitor of the angiotensin-converting enzyme, captopril (SQ14,225), was correlated with survival rates for up to 9 months. 2 The groups of rats given captopril alone or captopril plus...

journal_title：British journal of clinical pharmacology

authors： Horovitz ZP,Antonaccio MJ,Rubin B,Panasevich RE

更新日期：1979-01-01 00:00:00

abstract：:1 The effect of an intravenous bolus of labetalol (0.6--1.6 mg/kg body weight) on central and peripheral haemodynamics was studied in nine subjects with essential hypertension and in eleven subjects with chronic renal disease and hypertension. 2 The BP reduction amounting to 20/13 mmHg was entirely due to the lowering...

journal_title：British journal of clinical pharmacology

authors： Bahlmann J,Brod J,Hubrich W,Cachovan M,Pretschner P

更新日期：1979-01-01 00:00:00

abstract：:1 Six previously untreated emergency admissions to hospital with severe hypertension were given oral treatment with labetalol. 2 Pre-treatment diastolic BP exceeded 130 mmHg, and clinical evidence of either accelerated hypertension or encephalopathy was present. 3 Hypotensive response after treatment followed two patt...

journal_title：British journal of clinical pharmacology

authors： Ghose RR

更新日期：1979-01-01 00:00:00

abstract：:1 Fourteen hypertensive patients were studied by intra-arterial BP monitoring to quantify the effects of standardized physiological stresses: Valsalva manoeuvre, isometric, treadmill and bicycle exercise, and 60 degree tilting before and after labetalol treatment. 2 The dose of labetalol ranged from 100--600 mg three ...

journal_title：British journal of clinical pharmacology

authors： Balasubramanian V,Mann S,Millar-Craig MW,Raftery EB

更新日期：1979-01-01 00:00:00

abstract：:1 Healthy volunteers received single doses of temazepam 30 mg in conventional gelatin capsules, suppositories or in solution. They experienced marked sedation and sleepiness. The onset of sleepiness was prompt after the administration of the solution; this latter showed the fastest absorption and gave the highest peak...

journal_title：British journal of clinical pharmacology

authors： Fuccella LM

更新日期：1979-01-01 00:00:00

abstract：:1 The inotropic effect of penbutolol, a new beta-adrenergic receptor blocking drug, has been compared with that of propranolol in two similar groups of six subjects each. 2 Inotropic changes were assessed from changes in myocardial contractility index [LV dp-dt/11 T] as well as the slope of the regression line relatin...

journal_title：British journal of clinical pharmacology

authors： Sapru RP,Sharma PL

更新日期：1978-12-01 00:00:00

abstract：:1. Compliance with digoxin therapy has been assessed in a group of fifty patients receiving the drug in general practice but not attending hospital. 2. Compliance was estimated by comparing plasma digoxin concentrations before and after a 10 day period of measured digoxin consumption and by tablet counting. 3. Twelve ...

journal_title：British journal of clinical pharmacology

authors： Johnston GD,McDevitt DG

更新日期：1978-10-01 00:00:00

abstract：:1 In a preliminary double-blind trial the effects of ephedrine and pseudoephedrine on the blood pressure and heart rate of resting healthy volunteers were compared. Ephedrine 60 or 90 mg were required to raise the diastolic blood pressure above 90 mmHg, whereas 210 or 240 mg pseudoephedrine were required to produce th...

journal_title：British journal of clinical pharmacology

authors： Drew CD,Knight GT,Hughes DT,Bush M

更新日期：1978-09-01 00:00:00

abstract：:1. A rapid intravenous bolus injection of 4.0 g Magnapen (which contains 2.0 g of ampicillin and 2.0 g of flucloxacillin) was to seven patients undergoing total hip replacement immediatly before induction of general anesthesia. Postoperatively the patients patients received 2.0 g Magnapen by intramuscular injection ev...

journal_title：British journal of clinical pharmacology

authors： Parsons RL,Beavis JP,Laurence M,David JA,Paddock GM,Trounce JR

更新日期：1978-08-01 00:00:00

abstract：:1 The properties of a recently introduced digitalis glycoside, 4-beta-methyl digoxin (medigoxin) were compared to those of a standard digoxin preparation. Using a radioimmunoassay (RIA) technique, serial plasma levels were recorded for 8 h following a single oral dose in five fasting volunteer subjects, and urinary gl...

journal_title：British journal of clinical pharmacology

authors： Hayward RP,Greenwood H,Hamer J

更新日期：1978-07-01 00:00:00

abstract：:1 A double-blind entry to a trial of an active non-steroidal anti-inflammatory drug, flurbiprofen against placebo was undertaken until 100 patients with classical rheumatoid arthritis had been allocated to each treatment. 2 Each patient was given a long-term supply of drug and was asked to vary their own dosage within...

journal_title：British journal of clinical pharmacology

authors： Rooney PJ,Capell HA,Paterson S,Buchanan WW,Dick WC

更新日期：1978-05-01 00:00:00

abstract：:1 To assess the potential hazards of nitrazepam therapy of insomnia in the elderly, adverse reactions to nitrazepam were studied in 2111 hospitalized medical patients who received the drug. 2 Manifestations of unwanted central nervous system (CNS) depression (such as drowsiness or 'hangover') were reported in 49 nitra...

journal_title：British journal of clinical pharmacology

authors： Greenblatt DJ,Allen MD

更新日期：1978-05-01 00:00:00