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目的:探讨氯化血红素(hemin)治疗贫血的疗效及其口服的毒性反应.方法:用自制的hemin按每日93,168,300mg·kg-1治疗失血性贫血大鼠,并与葡萄糖酸亚铁(FG300mg·kg-1·d-1)治疗组及单纯给水组比较.24h内对20只小鼠予hemin6g·kg-1灌胃以观察小鼠的急性毒性反应.对80只大鼠连续3个月分别予hemin065,13,26g·kg-1·d-1灌胃,观察大鼠的长期毒性反应.结果:治疗后各组Hb变化依次为66→121,71→141,66→148,69→141,67→112g·L-1;观察7d未见小鼠急性毒性反应;用药3个月后对80只大鼠进行血象检查、肝肾功能检查及15个脏器组织活检均未见明显异常.结论:Hemin抗贫血疗效优于FG;口服无任何毒副作用.
Objective: To investigate the curative effect of hemin on anemia and oral toxicity. Methods: Hemolytic anemia rats were treated with homemade hemin at the daily doses of 93,168 and 300 mg · kg-1, and compared with those treated with FG 300 mg · kg-1 · d-1 and water alone. Twenty mice were treated with hemin 6 g · kg -1 intragastrically in order to observe the acute toxicity of mice. 80 rats for 3 consecutive months were hemin0 65,1 3,2 6g · kg-1 · d-1 gavage, observed long-term toxicity in rats. Results: After treatment, the Hb changes in each group followed by 66 → 121,71 → 141,66 → 148,69 → 141,67 → 112g · L-1; no acute toxicity was observed in 7 days; after 3 months 80 rats for blood test, liver and kidney function tests and 15 organs biopsy showed no significant abnormalities. Conclusion: Hemin has better anti-anemic effect than FG. There is no side-effect of oral administration.