CIMETIDINE AND SALBUTAMOL COMBINED INHIBITION OF GASTRIC-ACID SECRETION IN THE DOG

被引:4
作者
MCCLOY, RF [1 ]
PARMENTER, SC [1 ]
BARON, JH [1 ]
机构
[1] HAMMERSMITH HOSP,ROYAL POSTGRAD MED SCH,DEPT SURG,LONDON W12 0HS,ENGLAND
关键词
D O I
10.1159/000198385
中图分类号
R57 [消化系及腹部疾病];
学科分类号
摘要
The effects of salbutamol and cimetidine, alone and combination, on pentagastrin-stimulated gastric secretion have been studied in conscious dogs with gastric fistula. Salbutamol 20 nmol/kg/hr alone and cimetidine 4 μmol/kg/hr alone inhibited acid by up to 69%, cimetidine 8 μmol/kg/hr produced up to 87% inhibition and the combination of cimetidine 4 μmol/kg/hr and salbutamol 24 nmol/kg/hr almost totally inhibited acid (up to 99%). The pharmacokinetics of these inhibitions were studied and salbutamol and/or cimetidine caused a complex uncompetitive inhibition of penagastrin-stimulated acid. The inhibitory combination of the 2 drugs was additive.
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页码:340 / 345
页数:6
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