摘要：

This study was carried out in order to establish the scientific basis of the reported ethno-medicinal use of Stachytarpheta cayennensis (Verbanaceae) as sedative drug. The acute toxicity and barbituric-hypnotic test of the total aqueous (TASC), 50% ethanol (SCCR) and butanol (SCBT), ethylacetate (SCEA) fractions of dried leaves of S. cayennensis were studied in male rats and mice. The effect...

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