GLIBENCLAMIDE VS GLICLAZIDE IN TYPE-2 DIABETES OF THE ELDERLY

被引:88
作者
TESSIER, D
DAWSON, K
TETRAULT, JP
BRAVO, G
MENEILLY, GS
机构
[1] Centre de Recherche En Gérontologie Et Gériatrie, Hôpital D'youville, Université de Sherbrooke, Sherbrooke, Québec
[2] Division of Geriatrics and Endocrinology, Department of Medicine, University of British Columbia, Vancouver, British Columbia
关键词
TYPE; 2; DIABETES; ELDERLY; GLIBENCLAMIDE; GLICLAZIDE;
D O I
10.1111/j.1464-5491.1994.tb00256.x
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
The objective of this study was to compare the effect of two sulphonylureas on the frequency of hypoglycaemic events and glycaemic control in elderly patients with Type 2 diabetes. Twenty-two untreated elderly patients were treated with glibenclamide or gliclazide in a randomized double-blind fashion. Prior to treatment, a biochemical profile, an oral glucose tolerance test, and a 2-h hyperglycaemic glucose clamp (glucose 5.4 mmol l(-zs-1) above baseline) were performed. Patients were seen regularly over 6 months to assess glycaemic control and the frequency of hypoglycaemic reactions. Hyperglycaemic clamp studies and oral glucose tolerance tests were repeated at 1 and 6 months. The area under the curve for the oral glucose tolerance test (glibenclamide: 15.5 +/- 0.7; gliclazide: 14.9 +/- 0.8 mmol l(-1) (p = NS)) and the haemoglobin A1C (glibenclamide: 7.4 +/- 0.2 %; gliclazide: 7.9 +/- 0.5 % (p = NS)) were similar at 6 months. Hypoglycaemic reactions were significantly more frequent with glibenclamide than with gliclazide: 17 vs 4 (p<0.01). Insulin sensitivity index (ml kg(-1) min(-1) pmol(-1) x 100) was increased significantly by glibenclamide but not gliclazide (glibenclamide: 0.284 +/- 0.116 (baseline) vs 0.518 +/- 0.102 (6 months) (p<0.05), gliclazide: 0.260 +/- 0.048 (baseline) vs 0.358 +/- 0.048 (6 months) (p = NS)). We conclude that glycaemic control was equivalent with the two drugs but the incidence of hypoglycaemic reactions was significantly greater with glibenclamide probably because this drug increases insulin sensitivity to a greater degree.
引用
收藏
页码:974 / 980
页数:7
相关论文
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