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Multiple SclerosisPhase 3NCT00062972

Improving Memory in Patients With Multiple Sclerosis

A Phase 3 study testing donepezil and glucose in people with Multiple Sclerosis, run by Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) at 1 site in United States.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

People with multiple sclerosis (MS) suffer from cognitive and other brain problems. This study will examine the effectiveness of the drug donepezil and of sugar water for enhancing memory in individuals with MS. Read more about this study

Who is it for?
Ages 18 to 56 years
Conditions the study is for
Multiple Sclerosis
What is being tested?
donepezil and glucose
How many people
0 participants
Where
1 siteUnited States
Study dates
Sep 1999to Aug 2002
Phase
Phase 3
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 56 years
  • All sexes
  • No healthy volunteers
  • Adult

Who may be able to join

  • MS as defined by the Poser criteria
  • Expanded Disability Status Scale (EDSS) score of 0 to 6.5
  • Stable neurologic function for at least 30 days prior to study entry
  • Agree to continue all current medications for study duration
  • Rey Auditory Verbal Learning Test score in low normal range or below
  • Mini-mental status exam score of 26 or higher
  • Montgomery-Asberg Depression Scale scaled score of 14 or lower
  • Fluent in English

Who cannot join

  • Use of anticholinergic or benzodiazepine medication
  • Change in dosage of medications judged to have the potential to impact cognitive function (e.g., antispasticity medications) within 2 weeks of study entry
  • Current alcohol or substance abuse
  • History of neurological or major medical problem that has a known effect on cognitive functioning
  • History of noncompliance
  • Visual or upper extremity impairment which precludes ability to participate in cognitive assessment

Trial locations and contacts

1 site in 1 country.

United States1 site
  • University Hospital and Medical Center

    Stony Brook, New York, 11794-8121

Other trials in United States

About this study

Official title: Interventions to Improve Memory in Patients With Multiple Sclerosis

People with multiple sclerosis (MS) suffer from cognitive and other brain problems. This study will examine the effectiveness of the drug donepezil and of sugar water for enhancing memory in individuals with MS. Donepezil (also known as Aricept) has been FDA approved for improving memory and learning in individuals with Alzheimer's disease.

Read the detailed description

Cognitive dysfunction is one of the leading causes of disability in people with MS. Memory involving specific words (verbal memory) is particularly affected in individuals with MS. Attempts to rehabilitate cognitive dysfunction in MS have had only limited success.

This study will determine the efficacy of donepezil therapy and glucose administration for enhancing verbal memory functioning in individuals with MS. The study will also measure secondary outcomes assessing other areas of cognitive dysfunction (i.e., nonverbal memory, conceptual thinking, processing speed) which may improve with intervention.

Forty participants with MS will be randomly assigned to receive either donepezil or placebo for 24 weeks. Participants will complete memory and cognitive tests at the beginning and end of the 24 week period.

Twenty participants with MS will be randomly assigned to drink a beverage sweetened with either glucose or saccharin (placebo). Participants will then complete memory and other cognitive tests. Two weeks later, participants will drink a beverage sweetened with the alternative sweetener and again complete the memory and cognitive tests.

Being tested
donepezil, glucose
Keywords
Multiple Sclerosis, Cognitive Dysfunction, Treatment Interventions, Verbal memory deficits
Medical subject headings
Multiple Sclerosis, Cognitive Dysfunction

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • donepezilDrug

  • glucoseDrug

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted19 Jun 2003 (estimated)
  2. Study startSep 1999
  3. Study completionAug 2002

Why it stopped: Study terminated/withdrawn

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00062972
Sponsor's protocol ID
1R01HD038107-01
Status last verified
May 2011
First submitted
18 Jun 2003
Last updated
25 Apr 2017
Results posted
No

Publications

  • Prosiegel M, Michael C. Neuropsychology and multiple sclerosis: diagnostic and rehabilitative approaches. J Neurol Sci. 1993 Apr;115 Suppl:S51-4. doi: 10.1016/0022-510x(93)90209-h.

    PubMed 8340793
  • Rudick R, Antel J, Confavreux C, Cutter G, Ellison G, Fischer J, Lublin F, Miller A, Petkau J, Rao S, Reingold S, Syndulko K, Thompson A, Wallenberg J, Weinshenker B, Willoughby E. Clinical outcomes assessment in multiple sclerosis. Ann Neurol. 1996 Sep;40(3):469-79. doi: 10.1002/ana.410400321.

    PubMed 8797541
  • Wild KV, Lezak MD,Whitman RH, Bourdette DN: Psychosocial impact of cognitive impairment in the multiple sclerosis patient. J Clin Exp Neuropsychology 415: 685-691, 1991

  • Krupp LB, Sliwinski M, Masur DM, Friedberg F, Coyle PK. Cognitive functioning and depression in patients with chronic fatigue syndrome and multiple sclerosis. Arch Neurol. 1994 Jul;51(7):705-10. doi: 10.1001/archneur.1994.00540190089021.

    PubMed 8018045
  • Kujala P, Portin R, Revonsuo A, Ruutiainen J. Attention related performance in two cognitively different subgroups of patients with multiple sclerosis. J Neurol Neurosurg Psychiatry. 1995 Jul;59(1):77-82. doi: 10.1136/jnnp.59.1.77.

    PubMed 7608714

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing donepezil and glucose in people with Multiple Sclerosis, run by Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: withdrawn, as of the sponsor's last update on 25 Apr 2017. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was withdrawn before enrolling participants, so there are no results.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00062972, which also lists 5 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 25 Apr 2017.

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