The anticonvulsant retigabine attenuates nociceptive behaviours in rat models of persistent and neuropathic pain
The anticonvulsant retigabine attenuates nociceptive behaviours in rat models of persistent and neuropathic pain
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DOI:
10.1016/s0014-2999(02)02924-2
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发表时间:
2003-01-24
影响因子:
5
通讯作者:
Jensen, BS
中科院分区:
文献类型:
--
作者:
Blackburn-Munro, G;Jensen, BS
We have tested for anti-nociceptive effects of the anticonvulsant KCNQ channel opener, N-(2-amino-4-(4-fluorobenzylamino)phenyl)carbamic acid ethyl ester (retigabine), in rat models of experimental pain. In the chronic constriction injury and spared nerve models of neuropathic pain, injection of retigabine (5 and 20 mg/kg, p.o.) significantly attenuated (P < 0.05) mechanical hypersensitivity in response to pin prick stimulation of the injured hindpaw. In contrast, retigabine had no effect on mechanical hypersensitivity to von Frey stimulation of the injured hindpaw in either model. Cold sensitivity in response to ethyl chloride was only attenuated (P