六茜素的亚慢性毒性研究

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为了研究六茜素的安全性,试验每天给大白鼠灌服六茜素80,160,320 mg/kg,通过分析测定大白鼠的体重变化、脏器系数、血液生理生化指标及检查心脏、肝脏、脾脏、肾脏、胸腺等脏器病理变化,研究六茜素对大白鼠的亚慢性毒性.结果表明:各组大白鼠的体重变化、脏器系数、血液生理生化指标均无明显异常变化;80 mg/kg和160 mg/kg剂量组各脏器未见异常病理变化;320 mg/kg剂量组大白鼠的肝脏和肾脏器官均出现轻微的病理变化,而心脏、脾脏、胸腺和十二指肠未出现病理变化.结果说明六茜素是一种在动物体内代谢快、不易残留、低毒、高效的新型抗菌类药物.
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