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Clinical Trials/NCT00931905
NCT00931905CompletedPhase 4

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

Federal University of São Paulo1 site in 1 country113 target enrollmentStarted: July 2, 2009Last updated:
Conditions
Interventions
Drugs

Trial Snapshot

Phase
Phase 4
Status
Completed
Sponsor
Enrollment
113
Locations
1
Primary Endpoint
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.

Study Overview

Brief Summary

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.

Study Design

Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel
Primary Purpose
Treatment
Masking
Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)

Eligibility Criteria

Ages
18 Years to — (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • 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.

Exclusion Criteria

  • 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.

Arms & Interventions

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.

Intervention: Homeopathic medication Plumbum metallicum (Drug)

hydroalcoholic solution

Placebo Comparator

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

Intervention: Hydroalcoholic solution (Other)

Outcomes

Primary Outcomes

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.

Secondary Outcomes

No secondary outcomes reported

Investigators

Sponsor
Federal University of São Paulo
Sponsor Class
Other

Study Sites (1)

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