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Antioxidant Functions of Lipoic Acid

This study has been completed.
Information provided by:
National Center for Complementary and Integrative Health (NCCIH) Identifier:
First received: July 29, 2003
Last updated: September 28, 2007
Last verified: September 2007
The goal of this study is to determine whether a short treatment with lipoic acid, an antioxidant used in the treatment of diabetic neuropathy, improves blood vessel reactivity and decreases oxidant stress in persons with elevated blood cholesterol.

Condition Intervention Phase
Drug: lipoic acid
Phase 2

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double-Blind
Primary Purpose: Treatment
Official Title: Antioxidant Functions of Lipoic Acid

Resource links provided by NLM:

Further study details as provided by National Center for Complementary and Integrative Health (NCCIH):

Estimated Enrollment: 16
Study Start Date: November 2003
Study Completion Date: July 2007
Detailed Description:
As per Brief Summary

Ages Eligible for Study:   50 Years to 75 Years   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion criteria:

  • Lipid criteria for inclusion are a plasma LDL between 160 and 190 mg/dl (total cholesterol usually 240-285 mg/dl)
  • Less than 2 coronary risk factors, and already on a cholesterol-lowering diet.

Exclusion criteria:

  • Overt or clinical atherosclerosis
  • Diabetes
  • Currently taking cholesterol-lowering medication.
  • Subjects with other lipid disorders
  • Subjects taking supplemental lipoic acid, vitamin C, or vitamin E.
  Contacts and Locations
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Please refer to this study by its identifier: NCT00065624

United States, Tennessee
Vanderbilt University Medical Center
Nashville, Tennessee, United States, 37232
Sponsors and Collaborators
National Center for Complementary and Integrative Health (NCCIH)
Principal Investigator: James M May, MD Vanderbilt University Medical Center
  More Information Identifier: NCT00065624     History of Changes
Other Study ID Numbers: R21AT001062-01A2 ( US NIH Grant/Contract Award Number )
Study First Received: July 29, 2003
Last Updated: September 28, 2007

Keywords provided by National Center for Complementary and Integrative Health (NCCIH):
Lipoic acid
endothelial dysfunction
natural product

Additional relevant MeSH terms:
Lipid Metabolism Disorders
Metabolic Diseases
Thioctic Acid
Molecular Mechanisms of Pharmacological Action
Protective Agents
Physiological Effects of Drugs
Vitamin B Complex
Growth Substances processed this record on May 25, 2017