Scrambler Therapy in Treating Chronic Pain in Patients With Rash From Varicella Zoster Virus Infection

Completed · Not applicable

Conditions studied: Dermatologic Complications, Pain, Viral Infection

In brief

This pilot clinical trial studies how well scrambler therapy works treating chronic pain in patients with rash from varicella zoster virus infection. Scrambler therapy may help relieve pain from a rash caused by varicella zoster virus infection

Key facts

Study ID

NCT01347736

Run by

Mayo Clinic

People needed

10

Starts

2011-03-01

Expected to finish

2014-11-07

Last updated by the study team

2018-04-04

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Pain of >= 1 month (30 days) duration attributed to zoster, for which the patient wants intervention
• Pain at least a four out of ten problem during the prior week, on a 0-10 scale where zero was no problem and ten was the worst possible problem
• Eastern Cooperative Oncology Group (ECOG) Performance Status (PS) = 0, 1, or 2
• Life expectancy >= 3 months (90 days)
• Ability to complete questionnaire(s) by themselves or with assistance
• Provide informed written consent

You may not qualify if…

• Any of the following because this study involves an investigational agent whose genotoxic, mutagenic and teratogenic effects on the developing fetus and newborn are unknown
• Pregnant women
• Patients with implantable drug delivery systems, e.g. Medtronic Synchromed
• Patients with heart stents or metal implants such as pacemakers, automatic defibrillators, aneurysm clips, vena cava clips and skull plates; (metal implants for orthopedic repair, e.g. pins, clips, plates, cages, joint replacements are allowed as are central venous access devices)
• Patients with a history of myocardial infarction or ischemic heart disease within the past six months
• Patients with history of epilepsy, brain damage, use of anti-convulsants for seizure prevention, symptomatic brain metastases; Note: anti-convulsant use is allowed for neuropathy and heart failure (HF) if on a stable dose
• Other identified causes of pain in the area that was affected by herpes zoster
• Skin conditions such as open sores that would prevent proper application of the electrodes
• Other medical or other condition(s) that in the opinion of the investigators might compromise the objectives of the study
• Prior treatment with Calmare MC-5A therapy
• Patient initiation of a new analgesic treatment within 7 days prior to initiation of protocol treatment

Where it is running

• Mayo Clinic — Rochester, Minnesota, United States

Full record on ClinicalTrials.gov

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