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Epidural Clonidine for Lumbosacral Radiculopathy
This study is currently recruiting participants.
Verified by Mayo Clinic, December 2007
First Received: December 26, 2007   Last Updated: January 7, 2008   History of Changes
Sponsored by: Mayo Clinic
Information provided by: Mayo Clinic
ClinicalTrials.gov Identifier: NCT00588354
  Purpose

Randomized, blinded study of transforaminal epidural injection of clonidine versus a similar injection of corticosteroid for acute lumbosacral radiculopathy. Hypothesis is that clonidine will be as effective as steroid for this condition.


Condition Intervention
Acute Lumbosacral Radiculopathy Due to Herniated Disk
Drug: clonidine
Drug: triamcinolone

Drug Information available for: Triamcinolone diacetate Triamcinolone acetonide Triamcinolone Clonidine Clonidine hydrochloride Triamcinolone hexacetonide
U.S. FDA Resources
Study Type: Interventional
Study Design: Treatment, Randomized, Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor), Active Control, Parallel Assignment, Efficacy Study
Official Title: Pilot Study of Transforaminal Epidural Injection of Clonidine for the Treatment of Acute Lumbosacral Radiculopathy

Further study details as provided by Mayo Clinic:

Primary Outcome Measures:
  • Numerical Rating Scale (NRS) of pain [ Time Frame: 4 weeks ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • Patient Global Impression of Change (PGIC) [ Time Frame: 2 - 12 weeks ] [ Designated as safety issue: No ]
  • Oswestry Low Back Pain Disability Questionnaire [ Time Frame: 2 - 12 weeks ] [ Designated as safety issue: No ]

Estimated Enrollment: 40
Study Start Date: October 2006
Estimated Study Completion Date: November 2008
Arms Assigned Interventions
1: Experimental
transforaminal epidural clonidine injection plus local anesthetic
Drug: clonidine
200 or 400 micrograms clonidine and 1 milliliter 2% lidocaine, total volume of injectate 2 ml
2: Active Comparator
transforaminal epidural steroid injection plus local anesthetic
Drug: triamcinolone
40 milligrams triamcinolone and 1 ml 2% lidocaine, total injectate volume of 2 ml; or 80 milligrams triamcinolone and 1 ml 2% lidocaine, total injectate volume of 3ml

  Eligibility

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   Yes
Criteria

Inclusion Criteria:

  • Residents 18 years or older of Olmsted or contiguous counties and identified as having an acute unilateral radicular syndrome of less than 3 months duration (leg pain>back, discogenic cause, one or more of the following:

    • Positive SLR
    • Myotomal weakness
    • Dermatomal sensory loss) and with concordant
    • Confirmatory findings on recent MRI or CT myelogram

Exclusion Criteria:

  • History of recent spinal trauma
  • Cauda equina syndrome
  • Progressive neurological deficit
  • Motor deficit
  • Pathological or infectious etiology
  • Involvement in workers' compensation claim
  • History of adverse reaction to corticosteroids, local anesthetic or clonidine
  • History of one or more corticosteroid injection(s) (equivalent to 40 mg of triamcinolone acetate) in the preceding 4 months
  • Pregnant; OR
  • Severe medical disease
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00588354

Contacts
Contact: Marc A Huntoon, MD (507) 538-3270

Locations
United States, Minnesota
Mayo Clinic Recruiting
Rochester, Minnesota, United States, 55905
Sub-Investigator: Abram H Burgher, MD            
Principal Investigator: Marc A Huntoon, MD            
Sponsors and Collaborators
Mayo Clinic
  More Information

Additional Information:
No publications provided

Responsible Party: Mayo Clinic ( Marc A. Huntoon )
Study ID Numbers: 06-002738, Grant Number 1 UL1 RR024150-01
Study First Received: December 26, 2007
Last Updated: January 7, 2008
ClinicalTrials.gov Identifier: NCT00588354     History of Changes
Health Authority: United States: Institutional Review Board

Keywords provided by Mayo Clinic:
herniated disk
radiculopathy
clonidine
epidural
steroid
corticosteroid
nucleus pulposus
transforaminal

Study placed in the following topic categories:
Anti-Inflammatory Agents
Neurotransmitter Agents
Immunologic Factors
Adrenergic Agents
Hormone Antagonists
Hormones, Hormone Substitutes, and Hormone Antagonists
Bone Diseases
Hormones
Adrenergic Agonists
Triamcinolone hexacetonide
Triamcinolone Acetonide
Neuromuscular Diseases
Musculoskeletal Diseases
Triamcinolone
Radiculopathy
Analgesics
Intervertebral Disk Displacement
Spinal Diseases
Adrenergic alpha-Agonists
Clonidine
Lidocaine
Triamcinolone diacetate
Cardiovascular Agents
Antihypertensive Agents
Immunosuppressive Agents
Glucocorticoids
Peripheral Nervous System Diseases
Peripheral Nervous System Agents

Additional relevant MeSH terms:
Anti-Inflammatory Agents
Neurotransmitter Agents
Immunologic Factors
Adrenergic Agents
Molecular Mechanisms of Pharmacological Action
Physiological Effects of Drugs
Hormones, Hormone Substitutes, and Hormone Antagonists
Hormones
Bone Diseases
Adrenergic Agonists
Triamcinolone hexacetonide
Triamcinolone Acetonide
Neuromuscular Diseases
Musculoskeletal Diseases
Sensory System Agents
Therapeutic Uses
Triamcinolone
Radiculopathy
Analgesics
Intervertebral Disk Displacement
Spinal Diseases
Sympatholytics
Adrenergic alpha-Agonists
Clonidine
Nervous System Diseases
Enzyme Inhibitors
Triamcinolone diacetate
Cardiovascular Agents
Antihypertensive Agents
Immunosuppressive Agents

ClinicalTrials.gov processed this record on May 07, 2009