UNCONSCIOUSNESS ASSOCIATED WITH MIDAZOLAM AND ERYTHROMYCIN

被引:73
作者
HILLER, A [1 ]
OLKKOLA, KT [1 ]
ISOHANNI, P [1 ]
SAARNIVAARA, L [1 ]
机构
[1] UNIV HELSINKI,DEPT CLIN PHARMACOL,SF-00250 HELSINKI 25,FINLAND
关键词
Complications: coma; Interactions:; erythromycin; midazolams;
D O I
10.1093/bja/65.6.826
中图分类号
R614 [麻醉学];
学科分类号
100217 ;
摘要
An 8-yr-old boy suffering from an asymptomatic ventricular septal defect was given erythromycin for antibiotic prophylaxis before adenoidectomy. Sixty minutes after premedication with oral midazolam 0.5 mg kg-1 and oral atropine 0.03 mg kg-1, an infusion of erythromycin 400 mg was started. When 200 mg of erythromycin had been infused, the patient lost consciousness, but other vital functions remained normal. After 45 min, he awakened spontaneously. At that time the plasma concentration of midazolam was 134 ng ml-1. In order to investigate possible interactions between midazolam and erythromycin, we studied the pharmacokinetics of midazolam in six children of the same age undergoing minor otolaryngological surgery. The plasma concentration of midazolam in the patient who lost consciousness was significantly greater than in six other children without concomitant administration of erythromycin. The altered pharmacokinetics of midazolam may result from reduced hepatic clearance of midazolam caused by an enzyme inhibiting drug, erythromycin. © 1990 Copyright: 1990 British Journal of Anaesthesia.
引用
收藏
页码:826 / 828
页数:3
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