龙葵Solanum nigrum L.是常用草药,其果实在墨西哥用作健神药,人们亦用它治疗神经官能症。从该植物中已分离鉴定澳洲茄次碱(solasodine)、澳洲茄碱(solasonine)、茄啶(solanidine)等化合物,但其神经药理作用尚未阐明。作者研究了龙葵果乙醇提取物的神经药理活性。将龙葵果碾碎并制成乙醇提取物,收率为7.9％。用大鼠观察其对戊巴比妥睡眠时 Solanum nigrum L. is a commonly used herb and its fruit is used as a medicine in Mexico. People also use it to treat neuroses. Compounds such as solasodine, solansonine, and solanidine have been isolated and identified from this plant, but their neuropharmacological effects have not yet been elucidated. The authors studied the neuropharmacological activity of the ethanol extract of Solanum nigrum fruit. The solanum nigrum fruit was crushed and made into an ethanol extract with a yield of 7.9%. Observing the sleep of pentobarbital in rats