Status:

COMPLETED

Anti-Oxidant Treatment of Alzheimer's Disease

Lead Sponsor:

National Institute on Aging (NIA)

Collaborating Sponsors:

Alzheimer's Disease Cooperative Study (ADCS)

Conditions:

Alzheimer's Disease

Eligibility:

All Genders

60-85 years

Phase:

PHASE1

Brief Summary

The purpose of this study is to examine the safety and effectiveness of two anti-oxidant treatment regimens in patients with mild to moderate Alzheimer's disease. The anti-oxidant treatments include v...

Detailed Description

Oxidative damage has been shown to be a factor in Alzheimer's disease (AD), and some studies have suggested that supplemental anti-oxidants can decrease the risk of AD or slow its progression. There a...

Eligibility Criteria

Inclusion

  • Men or women aged 60-85, inclusive
  • Diagnosis of probable Alzheimer's disease
  • English-speaking; Spanish-speaking if individual site allows
  • Study partner or caregiver to assure compliance
  • Mini-Mental State Examination score at screening visit greater than 14
  • Female participants either surgically sterile or postmenopausal for over 1 year
  • Stable medical condition for 3 months prior to screening, with no significant abnormal liver, kidney, or blood studies
  • Stable medications for 4 weeks prior to screening
  • Able to take oral medications
  • Modified Hachinski Ischemic Index less than or equal to 4
  • CT or MRI since onset of memory impairment demonstrating the absence of a clinically significant focal lesion
  • Physically acceptable for this study as confirmed by medical history, physical exam, neurological exam, and clinical tests

Exclusion

  • Significant neurologic disease such as Parkinson's disease, stroke, brain tumor, multiple sclerosis, or seizure disorder
  • Major depression in the past 12 months, major mental illness such as schizophrenia, or recent (in past 12 months) alcohol or substance abuse
  • History of invasive cancer within the past two years (excluding non-melanoma skin cancer)
  • Contra-indications to lumbar puncture
  • Use of any investigational agents within 30 days prior to screening
  • Major surgery within 8 weeks prior to the Baseline Visit
  • Uncontrolled cardiac conditions or severe unstable medical illnesses
  • Antiretroviral therapy for human immunodeficiency virus (HIV)
  • Conditions that will contribute to oxidative stress: current cigarette or cigar smokers (within past month), diabetics on insulin or poorly controlled on oral hypoglycemics
  • Residence in skilled nursing facility
  • Blindness, deafness, language difficulties or any other disability which may prevent the participant from participating or cooperating in the protocol
  • Note: Exceptions to these criteria may be considered on a case-by-case basis, at the discretion of the Project Director.
  • Excluded Medications:
  • Experimental drugs
  • Coumadin
  • Insulin
  • Immunosuppressive agents: prednisone and other corticosteroids (taken orally or by injection), methotrexate, cyclophosphamide, cyclosporin, tacrolimus, etc.
  • HIV protease inhibitors
  • Neuroleptics and lithium
  • Anti-cancer agents (exception: stable doses of hormonal therapy, e.g. Lupron, estrogen, are permitted)

Key Trial Info

Start Date :

January 1 2006

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

September 1 2007

Estimated Enrollment :

75 Patients enrolled

Trial Details

Trial ID

NCT00117403

Start Date

January 1 2006

End Date

September 1 2007

Last Update

April 3 2009

Active Locations (13)

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Page 1 of 4 (13 locations)

1

University of Arizona

Tucson, Arizona, United States, 85724

2

University of California- Irvine

Irvine, California, United States, 92697

3

University of California, San Diego

La Jolla, California, United States, 92037

4

University of California, Los Angeles

Los Angeles, California, United States, 90095