早产儿贫血是儿科常见问题,所有早产 儿生后前几周均经历血红蛋白（Hb）的下降, 且出生体重愈低,出现愈早,程度愈严重,持 续时间也愈长,临床常有组织缺氧的表现:如 苍白、气急、喂养困难、体重不增、少动或淡 漠（1）等,严重影响了早产儿的生长发育,并且 必需靠输血维持机体足够的氧转运,据统计（2,3）,出生2周内的极低出生体重儿,60％　以上接受过输血,由于输血常并发溶血、感　染、过敏、高血钾、移植物抗宿主反应等不良　反应（1,4）,迫使人们寻找安全有效的防治早产 Anemia in premature infants is a common pediatric problem. All premature infants experience a decrease in hemoglobin (Hb) in the first few weeks of life, with a lower birth weight, the earlier the onset, the worse the severity and the longer the duration of the disease. Oxygen performance: such as pale, shortness of breath, feeding difficulties, weight gain, less or less indifference (1), etc., have a serious impact on the growth and development of premature children, and the need to rely on blood transfusion to maintain adequate oxygen transport body, according to statistics 3), very low birth weight infants within 2 weeks of birth, more than 60% received blood transfusions, due to frequent complications such as hemolysis, infection, allergy, hyperkalemia, graft versus host reaction (1,4) People look for safe and effective prevention and treatment of premature birth