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medically qualified personnel with a special interest in drugs; in particular, we are able to provide advice on the practical management of individual

patients, as well as information on pharmacology, pharmacokinetics, therapeutic problems, and chnical toxicology. In the first six months since its inception in May, 1975, we inquiries. Of these, 67% have come from hospital doctors, 30% from general practitioners, and the remainder from drug firms, coroners, &c. 60% of our calls orginate from area health authorities in the Northern Region outhave received 249

side the Newcastle A.H.A.(teaching), 7% have originated outside the region (although we have made no attempt to publiclse our service beyond the boundaries of the R.H.A.), and 2% have come from overseas. Our initial experience in providing a clinical drug information service encourages us to believe that there is a considerable demand for this type of facility, and the staff who provide it feel that they are making a useful and interesting contribution to medical care. Department of Pharmacological Sciences, University of Newcastle upon Tyne, Newcastle upon Tyne NE 1 7RU.

MICHAEL D. RAWLINS

Shotley Bridge General Hospital,

D. M. DAVIES

Consett, Co. Durham.

SKIN ERUPTION DUE TO CLOFIBRATE man was found to have Fredrickson and was prescribed clofibrate, 1 g twice type-iv hyperlipidxmia a day, on July 24, 1975. On Aug. 1, he had anorexia and nausea which gradually got worse. On Aug. 6, he began to vomit and fainted twice. He noticed a rash on the forearms on Aug. 7, but did not observe its further development. He stopped taking clofibrate on Aug. 9, on his own initiative. He was admitted to the Western Hospital on Aug. 12, as a suspected case of measles. On admission, he looked ill, he had a temperature of 39°C, and his blood-pressure was 110/80mm Hg. He had a rash affecting the whole body. His face was swollen and red and his eyes puffy. The rash on his limbs and trunk consisted of macules and papules which had for the most part become confluent, producing a blotchy appearance. On the distal parts of his limbs, some lesions had become purpuric. Over the next six days, the whole rash became purpuric and then gradually disappeared. On Aug. 21, at 11 A.M., a test dose of 1 g clofibrate was given with the patient’s consent. He became unwell at 1.30 P.M. with epigastric discomfort. An hour later he vomited and his temperature rose to 37.6°C. At 8 P.M., he developed a generalised itchy erythema. At 10 P.M. his temperature was 39°C. Then his eyes became puffy and his face swollen. By midnight, he had become shocked and his bloodpressure had dropped to 70/40mm Hg. He was given adrenaline subcutaneously and hydrocortisone intravenously, and the symptoms disappeared. His general condition rapidly improved. The erythema disappeared after 12 hours and it was followed by extensive desquamation which continued for several days. After recovery, he was given two clofibrate capsules containing corn oil in place of clofibrate. No reaction occurred. There have been few reports of skin eruptions due to clofibrate. Hollander’ studied 11 patients taking 500mg three times daily and 1 acquired a maculopapular rash. A papular rash appeared in 1 of the 17 patients treated with clofibrate by Dujovne, Weiss, and Bianchine.2 24 out of the 518 patients treated by Krasno and Kidera3 were taken off clofibrate because of dermatitis, headache, fatigue, or loss of libido. The Data Sheet Compendium 1975 does not mention skin eruption as a side-effect of clofibrate. Our patient developed a severe

SIR,-A 54-year-old

1. 2.

general reaction in addition to the skin eruption. We excluded the capsules themselves, as a cause, by giving ones containing corn oil. The reaction must, therefore, have been due to clofibrate itself. Infectious Diseases Unit, Western Hospital,

Seagrave Road, London SW6

PLEURAL EFFUSIONS AFTER PRACTOLOL

SIR,-Patients have had reactions to practolol as long as 18 months after stopping the drug.’ We wish to report a case in which practolol may have caused pleural effusions. The patient is now aged 54. In 1959 he had erythema nodosum and bilateral hilar adenopathy. Sarcoidosis was diagnosed and subsided without specific treatment. In 1971 he had symptoms of left heart failure with frequent multifocal ventricular ectopic beats. Kveim reaction was positive and the presumptive diagnosis was myocardial sarcoid.2 In May he was started on digoxin, cyclopenthiazide, and practolol up to 200 mg twice daily. From July he had prednisone (10 mg twice daily) for three months. In October practolol was increased to 300 mg twice daily because of a slight increase in ectopics. In February, 1972, an irritable psoriaform rash appeared on the limbs. It was relieved by betamethasone cream. A drug reaction seemed unlikely, but his diuretic was changed to chlorthalidone, without benefit. In March he was admitted with myocardial infarction and received short-term anticoagulants. By April the rash covered the whole body. Practolol was continued in a dose of 200 mg twice daily. The skin condition responded to triamcinolone (24 mg daily), but on a lower dose it deteriorated. In July azathioprine was added to the regimen, without much improvement. The next event was in July, 1974, when he complained of dry eyes, and bilateral keratoconjunctivitis sicca was diagnosed. An association with practolol was suspected, the drug was stopped, and his very severe skin condition improved miraculously. Triamcinolone and azathioprine were stopped and by September the skin was nearly normal. In December, 1974, he was short of breath and was found to have bilateral pleural effusions. These responded somewhat to increased diuretics and digitalis. In June, 1975, the effusions occupied about half the pleural cavity. On several chest aspirations the fluid was uniformly and heavily blood-stained. The pleura felt fibrotic and hard to puncture. There were no neoplastic or other abnormal cells in the fluid. Pleural biopsy showed fibrin on the surface of fibrotically thickened pleura with a few non-specific chronic inflammatory cells. Abdominal X-ray, barium meal, and bronchoscopy were negative, as were antinuclear factor and lupus-erythematosus cells. Lung-scan eliminated pulmonary embolism. At present, on digitalis and diuretics, his condition seems fairly stable. The eye dryness continues. We have been unable to find any reasonable explanation for the bilateral blood-stained pleural effusions and pleural thickening, other than the practolol. Addenbrooke’s Hospital,

Cambridge.

a cross-channel ferry to France, I responded to a call for a doctor, and was taken to see a young loudspeaker Black girl from Mozambique who was in considerable distress, complaining of a sensation in the throat which caused her tongue to protrude and which almost prevented her swallowing.

SIR,-On

1.

117.

J.J. Am

med. Ass.

1972, 219, 845

HUGH A. FLEMING PATRICIA HICKLING

POSSIBLE REACTION TO PROSTAGLANDINS

Hollander, W. Cardiovascular Drug Therapy; p. 339, New York, 1965. Dujovne, C. A., Weiss, P., Bianchine, J. R. Clin. Pharmac Ther. 1971, 12,

3. Krasno, L. R., Kidera, G.

M. A. ARIF J. VAHRMAN

Wright, P. Br. med.J. 1975, i, 595.

2. Fleming, H. A. Br. Heart J. 1974, 36, 54.

Letter: Pleural effusions after practolol.

1202 medically qualified personnel with a special interest in drugs; in particular, we are able to provide advice on the practical management of indi...
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