Phase III Randomized, Double-Blind, Placebo-Controlled Study of Mexiletine for Painful Diabetic Neuropathy

This study has been completed.
University of Tennessee
Information provided by:
Office of Rare Diseases (ORD) Identifier:
First received: February 24, 2000
Last updated: June 23, 2005
Last verified: March 1999


I. Assess the efficacy and toxicity of mexiletine in the management of paresthesias and pain in patients with diabetic neuropathy.

Condition Intervention Phase
Diabetic Neuropathies
Drug: mexiletine
Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Masking: Double-Blind
Primary Purpose: Treatment

Resource links provided by NLM:

Further study details as provided by Office of Rare Diseases (ORD):

Estimated Enrollment: 40
Study Start Date: March 1993
Estimated Study Completion Date: February 1999
Detailed Description:

PROTOCOL OUTLINE: This is a randomized, double-blind study. Patients are stratified by participating institution.

The first group receives oral mexiletine 3 times a day for 6 weeks. The dose is increased after the first week if there are no side effects.

The second group receives a placebo. Patients cross to the alternate treatment after a 1-week washout.


Ages Eligible for Study:   21 Years to 60 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Patients with painful diabetic neuropathy
  Contacts and Locations
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Please refer to this study by its identifier: NCT00004647

Sponsors and Collaborators
National Center for Research Resources (NCRR)
University of Tennessee
Study Chair: Tulio Bertorini University of Tennessee
  More Information

Bertorini TE, Alzagatiti BI, Horner LH, et al.: Electrophysiological effects of mexiletine in painful neuropathy. Nerve 21(11): 1576, 1998. Identifier: NCT00004647     History of Changes
Other Study ID Numbers: 199/11702  UTENN-4686 
Study First Received: February 24, 2000
Last Updated: June 23, 2005
Health Authority: United States: Federal Government

Keywords provided by Office of Rare Diseases (ORD):
diabetic neuropathy
disease-related problem/condition
neurologic and psychiatric disorders
rare disease

Additional relevant MeSH terms:
Diabetic Neuropathies
Diabetes Complications
Diabetes Mellitus
Endocrine System Diseases
Nervous System Diseases
Neurologic Manifestations
Neuromuscular Diseases
Peripheral Nervous System Diseases
Sensation Disorders
Signs and Symptoms
Somatosensory Disorders
Anti-Arrhythmia Agents
Membrane Transport Modulators
Molecular Mechanisms of Pharmacological Action
Sodium Channel Blockers
Voltage-Gated Sodium Channel Blockers processed this record on May 25, 2016