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Clinical Trials/NCT00709930
NCT00709930CompletedPhase 2

Randomized Placebo-Controlled Trial of Efficacy and Safety of Weak Extremely Low Frequency Electromagnetic Field in Mild and Moderate Essential Hypertension

Kyoto University2 sites in 1 country20 target enrollmentStarted: December 2007Last updated:
Conditions

Trial Snapshot

Phase
Phase 2
Status
Completed
Enrollment
20
Locations
2
Primary Endpoint
The difference between the ELF-EMF and sham groups with respect to the absolute change in SBP value between baseline and the end of the exposure regimen (the age of the pre-exposure values for the last two sessions).

Study Overview

Brief Summary

This study will evaluate the efficacy and safety of weak extremely low frequency electromagnetic fields (ELF-EMF) in mild and moderate essential hypertension.

Study Design

Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel
Masking
Double (Participant, Investigator)

Eligibility Criteria

Ages
20 Years to 74 Years (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Ages: 20 years to 74 years
  • Genders : Both
  • The severity of hypertension: mild and moderate (WHO/ISH criteria stage I-II) Systolic blood pressure (SBP) >/= 140 and/or diastolic blood pressure (DBP)>/= 90 (untreated hypertension cases)

Exclusion Criteria

  • Any of the following medical conditions:
  • Severe essential hypertension (DBP >110)
  • Secondary or malignant hypertension
  • History or symptoms of cerebral vascular disease
  • History of myocardial infarction
  • History of angina pectoris, atrial fibrillation, heart failure and arrhythmia
  • Renal dysfunction (serum creatinine > 2.1mg/dl)
  • Severe hepatic dysfunction
  • Uncontrolled diabetes
  • Allergy, drug sensitivity or chronic skin disease
  • Peptic ulcer disease
  • Current pregnancy or lactation
  • Depression that needs to be treated
  • Hypertension controlled with antihypertensive medication

Outcomes

Primary Outcomes

The difference between the ELF-EMF and sham groups with respect to the absolute change in SBP value between baseline and the end of the exposure regimen (the age of the pre-exposure values for the last two sessions).

Time Frame: baseline and the end of the exposure regimen (the average of the pre-exposure values for the last two sessions)

Secondary Outcomes

  • The difference between the ELF-EMF and sham groups with respect to the change in DBP value between baseline and the end of the exposure regimen (the average of the pre-exposure values for the last two sessions)(baseline and the end of the exposure regimen (the average of the pre-exposure values for the last two sessions))
  • The change in both SBP and DBP values between pre-exposure and post-exposure for each session (averaged over the regimen)(for each session)
  • The incidence of adverse events(during exposure and at the end of the exposure period and at six months after exposure)

Investigators

Sponsor Class
Other

Study Sites (2)

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