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Biomedical subjects

D Gribben

Publications and source records attributed to D Gribben.

4 recordsLinked to original sources

An open assessment study of the acceptability, tolerability and safety of nedocromil sodium in long-term clinical use in patients with perennial asthma.

Fifty-one patients (22 male, 29 female) aged 22-60 years (mean age 41.2 years), predominantly extrinsic asthmatics, took part in this study, a follow-up to a 28-day, double-blind trial (Lal et al., Thorax 1984: 39: 809). Forty-four patients completed 12 months of treatment after a 4-week baseline; seven withdrew. A number of symptoms (e.g. coughing, wheezing, sore throat) were reported but none appeared particularly frequently; most were attributable to the technique of inhalation. After 4 weeks of treatment with nedocromil sodium (Tilade 4 mg q.i.d.), patients were encouraged to reduce use of inhaled corticosteroids (48 patients) and sodium cromoglycate (16). Inhaled bronchodilators were to be used as required and other medication was to continue as before. At the end of the study, 28 patients had stopped using inhaled steroids and 10 had significantly reduced the dosage (p less than 0.001, week 5 to end). Ten patients had stopped using sodium cromoglycate. Inhaled bronchodilator use was significantly reduced (p less than 0.001, weeks 1-8; p less than 0.05, weeks 9-12) early in the study but returned to baseline as inhaled steroid usage was reduced. Diary card assessments of wheezing and shortness of breath showed significant improvement, particularly in the early part of the study. Diary card PEFRs showed no marked changes but significant decreases, though small, were found in FEV1, FVC and PEFR on clinic visits. Clinical assessment showed improvement in the first half of the study; the differences were less marked as inhaled steroid usage declined. Final opinions of treatment effectiveness significantly favoured nedocromil sodium. This study demonstrates the acceptability, tolerability and safety of nedocromil sodium.(ABSTRACT TRUNCATED AT 250 WORDS)

Adrenal Cortex Hormones↗

Nedocromil sodium: a new drug for the management of bronchial asthma.

Nedocromil sodium (FPL 59002) is a pyranoquinoline dicarboxylic acid that has been developed for the management of bronchial asthma. We report the results of a double blind group comparative trial in which the disodium salt of nedocromil delivered by pressurised aerosol and a placebo were compared in the management of patients with a diagnosis of bronchial asthma who entered the double blind period on a minimum dose of beclomethasone dipropionate. In almost all the assessments of clinical activity nedocromil sodium was shown to be more effective than placebo. These include improvements in diary card symptom scores, reduction in concomitant use of a bronchodilator aerosol, and patients' and investigators' assessments of efficacy. Unwanted effects were few and mild. No patients were withdrawn from the trial.

Adrenergic beta-Agonists↗

A new, reliable lower-body nociception device for unrestrained animals yields data comparable to a new portable version of the face-rub test.

A novel lower body heating device is described for use in lower body analgesiometry with freely-moving, small animals. It consists of a resistor in contact with a hindlimb. The defensive biting response to heat shows reliable dose-response effects with morphine which compare well with our similar upper body device (Rosenfeld et al. 1978). Issues dealing with upper versus lower body nociception effects may be tested with the new device set described.

Animals↗