DOSE-RELATED ANALGESIC EFFECTS OF FLUPIRTINE

被引:37
作者
HUMMEL, T [1 ]
FRIEDMANN, T [1 ]
PAULI, E [1 ]
NIEBCH, G [1 ]
BORBE, HO [1 ]
KOBAL, G [1 ]
机构
[1] ASTA PHARMA AG,DEPT BIOCHEM,W-6000 FRANKFURT,GERMANY
关键词
FLUPIRTINE; EVOKED POTENTIAL; ELECTROENCEPHALOGRAM; PAIN MEASUREMENT; CENTRAL NERVOUS SYSTEM; ANALGESIMETRY; DOSE-RESPONSE RELATIONSHIP;
D O I
10.1111/j.1365-2125.1991.tb05615.x
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
1 Flupirtine is a novel and, in all probability, centrally acting, analgesic. The present investigation was conducted in order to investigate dose-related effects of perorally administered flupirtine in man, with special regard to specifically analgesic actions, employing a model based on pain-related chemosomatosensory evoked potentials and subjective intensity estimates of painful stimuli. 2 Plasma concentrations of flupirtine measured 2 h after dosing linearly increased as a function of the administered dose. 3 It was possible to reproduce our own previously obtained results, which established the analgesic action of 200 mg flupirtine administered perorally. 4 Intensity estimates linearly decreased as a function of the administered dose, whereas chemosomatosensory evoked potential amplitudes non-linearly changed in relation to the administered dose. 5 In the spontaneous EEG, a dose-dependent increment in the power-spectra was observed, and this mainly in the alpha- and beta-range.
引用
收藏
页码:69 / 76
页数:8
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