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临床试验/NCT00249951
NCT00249951已完成3 期

Alkaline Citrate Treatment to Lower the Risk of Nephrocalcinosis in Preterm Infants

University of Cologne2 个研究点 分布在 1 个国家目标入组 80 人开始时间: 2005年11月1日最近更新:
适应症
相关药物

试验速览

阶段
3 期
状态
已完成
入组人数
80
试验地点
2
主要终点
Prevention of nephrocalcinosis

研究概览

简要总结

Preterm infants are at risk to develop nephrocalcinosis. Incidence numbers vary according to birth weight and gestation age. Very low birth weight infants have the highest risk index, with ~ 7-10 % of preterm infants developing nephrocalcinosis in the patient population. We, the researchers at the University of Cologne, and others found significantly decreased urinary citrate excretion (hypocitraturia) to be one of the main risk factors. Hence, we hypothesized, that prophylactic treatment with oral alkaline citrate solution (Shol's solution) would help to 1) increase urinary citrate excretion and 2) help to decrease the incidence of nephrocalcinosis.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Prevention
盲法
Triple (Participant, Care Provider, Investigator)

入排标准

年龄范围
5 Days 至 8 Weeks(Child)
性别
All
接受健康志愿者

入选标准

  • Preterm infants < 32 weeks gestation age and < 1500 g birth weight

排除标准

  • Cardial, renal or gastrointestinal malformations
  • Chronic renal failure
  • Therapy with vitamin B6
  • High dose treatment with furosemide or dexamethasone
  • Addison's disease
  • Severe metabolic alkalosis
  • Worse clinical condition of preterm infant, which makes oral feeding impossible
  • Participation in other studies

结局指标

主要结局

Prevention of nephrocalcinosis

时间窗: First eight weeks of life

Prevention of the development of nephrocalcinosis under prophylactic treatment with an alkaline citrate prepration.

次要结局

  • Increase in urinary citrate excretion(First eight weeks of life)

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Prof. Dr. B. Hoppe

Head, Division of Pediatric Nephrology

University of Cologne

研究点 (2)

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