Hyperalgesic effect induced by barbiturates, midazolam and ethanol: pharmacological evidence for GABA-A receptor involvement

The involvement of GABA-A receptors in the control of nociception was studied using the tail-flick test in rats. Non-hypnotic doses of the barbiturates phenobarbital (5-50 mg/kg), pentobarbital (17-33 mg/kg), and thiopental (7.5-30 mg/kg), of the benzodiazepine midazolam (10 mg/kg) or of ethanol (0....

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Bibliographic Details
Main Authors: M.A.K.F. Tatsuo, C.M. Yokoro, J.V. Salgado, S.M.S. Pesquero, M.A.P. Santana, J.N. Francischi
Format: Article
Language:English
Published: Associação Brasileira de Divulgação Científica 1997-02-01
Series:Brazilian Journal of Medical and Biological Research
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X1997000200015