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临床试验/NCT00931905
NCT00931905已完成4 期

Effectiveness of the Homeopathic Preparation Plumbum Metallicum in Decreasing Blood Levels in Exposed Workers.

Federal University of São Paulo1 个研究点 分布在 1 个国家目标入组 113 人开始时间: 2009年7月2日最近更新:
适应症
干预措施
相关药物

试验速览

阶段
4 期
状态
已完成
发起方
入组人数
113
试验地点
1
主要终点
Effectiveness of the homeopathic preparation Plumbum metallicum in treating poisoning with respect to the decrease of the blood lead level of workers exposed to lead.

研究概览

简要总结

Saturnism, or lead poisoning, is defined by clinical symptoms (affecting primarily the nervous, hematopoietic, gastrointestinal, cardiovascular, musculoskeletal, renal and reproductive systems) compatible with exposure, in the short or long term, to lead or to its compounds, and can manifest as acute or chronic symptoms, pursuant to the intensity and duration of the signs and symptoms. Measuring serum concentration is the primary method for diagnosing and accompanying exposed workers. Presently, elevated lead counts are reversed by using drugs whose effectiveness is contested on various fronts. Experimental studies shows the efficacy of homeopathic preparations in controlling blood lead levels in laboratory animals, creating the need for controlled studies that evaluate the effectiveness and safety of these preparations in humans.The objective of this study was evaluate the effectiveness of the homeopathic preparation Plumbum metallicum in reducing the blood lead level of workers exposed to this metal.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • had not taken a leave of absence for any reason for a period greater than seven days in the 60 days prior to the intervention;
  • where in good medical condition, as analyzed by their medical records and physical exam;
  • had an initial blood lead level less than the maximum biological concentration permitted, which is 60µ/dL in Brazil.

排除标准

  • workers who, in the last six months, had used medication that interferes/d with the level of lead in the blood, such as EDTA, BAL, penicillinase and DMSA;
  • workers who had the right to vacation during the study period;
  • workers who did not give their consent to participate in the study.

研究组 & 干预措施

Homeopathic medication Plumbum metallicum

Experimental

The homeopathic medication Plumbum metallicum 15CH was used, and was diluted and dynamized using the Hahnemann centesimal scale, whose matrix was obtained from the Schraiber laboratory in 4CH in 70% ethanol. From this solution, the matrix was elevated to 14CH in 70% ethanol. The 15CH dynamization was prepared in 30% ethanol, which was the recommended solution for administration.

干预措施: Homeopathic medication Plumbum metallicum (Drug)

hydroalcoholic solution

Placebo Comparator

The placebo was composed of a hydroalcoholic solution also prepared in 30% ethanol.

干预措施: Hydroalcoholic solution (Other)

结局指标

主要结局

Effectiveness of the homeopathic preparation Plumbum metallicum in treating poisoning with respect to the decrease of the blood lead level of workers exposed to lead.

次要结局

未报告次要终点

研究者

发起方
Federal University of São Paulo
申办方类型
Other

研究点 (1)

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