注射用左旋泮托拉唑钠对大鼠胚胎-胎仔发育的毒性及伴随毒代动力学研究

West China Journal of Pharmaceutical Sciences(2017)

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Abstract
目的 考察给予静脉注射用左旋泮托拉唑钠对大鼠胚胎-胎仔发育毒性的影响.方法 将孕鼠随机分为溶剂对照组、阳性对照组(2.8 mg·kg-1注射用环磷酰胺)和注射用左旋泮托拉唑钠低、中、高剂量组(15、30、60 mg· kg-1),在妊娠GD6-15时静脉注射给药,GD20时处死大鼠,记录各项指标,并检测左旋泮托拉唑钠在孕鼠和仔鼠体内的组织分布.结果 左旋泮托拉唑钠可透过孕鼠的血脑屏障和胎盘屏障,透过量与给药剂量呈正相关,但左旋泮托拉唑钠各剂量组大鼠的指标与溶剂对照组的比较,无显著性差异.结论 在试验条件下,注射用左旋泮托拉唑钠对孕鼠母体和胎鼠的生长发育无明显毒性作用,其安全剂量应≤60 mg·kg-1.
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Key words
(S)-(-)-Pantoprazole sodium for injection,Rats,Embryo-fetal development toxicity,Safety evaluation of drugs,Concomitant toxicity,Placental barrier,Sensitive period of teratogenesis,Reproductive toxicity
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