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DementiaPhase 3NCT00236574

A Study to Evaluate the Efficacy and Safety of Galantamine in Patients With Mild Cognitive Impairment

A Phase 3 study testing Galantamine hydrobromide in people with Dementia and Alzheimer Disease, run by Johnson & Johnson Pharmaceutical Research & Development, L.L.C..

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this study is to evaluate the efficacy and safety of galantamine treatment in patients with mild cognitive impairment. Read more about this study

Who is it for?
Ages 50 years and older
Conditions the study is for
Dementia, Alzheimer Disease
What is being tested?
Galantamine hydrobromide
How many people
974 participants
Where
No sites listed yet
Study dates
May 2001to Nov 2003
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 50 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Clinical decline of cognitive ability consistent with mild cognitive impairment
  • Delayed recall score less than or equal to 10 on New York University paragraph recall test
  • Sufficient visual, hearing and communication capabilities and willingness to complete serial standard tests of cognitive function
  • Have a consistent informant to accompany them on scheduled visits
  • Be able to read, write and fully understand the language of the cognitive scales used in the study

Who cannot join

  • Contraindications for magnetic resonance imaging, for example, presence of pacemaker or presence of metal in high risk areas
  • Neurodegenerative disorders such as Parkinson's disease
  • Cognitive impairment resulting from acute cerebral trauma, hypoxic cerebral damage, vitamin deficiency states, infections such as meningitis or AIDS, or primary of metastatic cerebral neoplasia
  • Significant endocrine or metabolic disease
  • Mental retardation
  • Women who are pregnant, nursing, or lacking adequate contraception

About this study

Official title: A Randomized Double Blind Placebo-Controlled Trial to Evaluate the Efficacy and Safety of Galantamine in Patients With Mild Cognitive Impairment (MCI) Clinically at Risk for Development of Clinically Probable Alzheimer's Disease.

The purpose of this study is to evaluate the efficacy and safety of galantamine treatment in patients with mild cognitive impairment.

Read the detailed description

This is an international, multicenter, double-blind, randomized, placebo-controlled trial. Following a 4 week screening period, patients with mild cognitive impairment (MCI), who are clinically at risk for development of Alzheimer's disease, will be randomized to treatment with either placebo or galantamine for 24 months with either placebo or a flexible dose of galantamine. Efficacy will be evaluated by measures of memory and cognition (Alzheimer's Disease Assessment Scale of cognition for MCI [ADAS-cog/MCI] and the Clinical Dementia Rating Sum of the Boxes [CDR-SB]), global severity of dementia (Clinical Dementia Rating [CDR]), functionality (Alzheimer's Disease Cooperative Study - Activities of Daily Living adapted to MCI [ADCS-ADL/MCI]), and changes on serial magnetic resonance imaging (MRI). Safety will be assessed using adverse event reports, vital signs, laboratory parameters, physical examination and electrocardiograms. The primary study hypothesis is that galantamine will improve memory deficits associated with mild cognitive impairment and therefore improve or stabilize the patient's cognitive abilities. A second study hypothesis is that treatment with galantamine slows or delays conversion of mild cognitive impairment to the dementia often associated with probable Alzheimer's disease in these patients. The third study hypothesis is that the treatment will be well tolerated by the patients. Galantamine hydrobromide immediate-release tablets (4, 8, and 12 milligrams (mg)) taken by mouth 2 times daily: 4 weeks at 8mg/day, 4 weeks at 16mg/day, increased to 24mg/day for the remainder of the 24-month trial. Dose may be reduced at investigator's discretion after 12 weeks.

Being tested
Galantamine hydrobromide
Keywords
Dementia, Alzheimer disease, Mild cognitive impairment, Galantamine hydrobromide, Memory disorder
Medical subject headings
Dementia, Alzheimer Disease, Cognitive Dysfunction, Memory Disorders

What participants receive

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

  • Galantamine hydrobromideDrug

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Memory and cognition (ADAS-cog/MCI and CDR-SB scores) at 12 months and Global functional skills and the overall severity of dementia (the CDR-SB and the overall CDR) at 24 months.

Secondary outcomes (1)
  1. Brain atrophy assessed by MRI, Digit Symbol Coding, Alzheimer's Disease Cooperative Study-ADL scale(MCI version) at 24 months. Safety evaluations (adverse event reports, vital signs, laboratory tests, physical examination, electrocardiograms) throughout.

Timeline

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

  1. First posted12 Oct 2005 (estimated)
  2. Study startMay 2001
  3. Study completionNov 2003

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
974 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00236574
Sponsor's protocol ID
CR003145
Status last verified
Nov 2010
First submitted
7 Oct 2005
Last updated
8 Jun 2011
Results posted
No

Publications

  • Lim AWY, Schneider L, Loy C. Galantamine for dementia due to Alzheimer's disease and mild cognitive impairment. Cochrane Database Syst Rev. 2024 Nov 5;11(11):CD001747. doi: 10.1002/14651858.CD001747.pub4.

    PubMed 39498781
  • van de Pol LA, Korf ES, van der Flier WM, Brashear HR, Fox NC, Barkhof F, Scheltens P. Magnetic resonance imaging predictors of cognition in mild cognitive impairment. Arch Neurol. 2007 Jul;64(7):1023-8. doi: 10.1001/archneur.64.7.1023.

    PubMed 17620494

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Galantamine hydrobromide in people with Dementia and Alzheimer Disease, run by Johnson & Johnson Pharmaceutical Research & Development, L.L.C..

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 5 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: finished, as of the sponsor's last update on 8 Jun 2011. Status can change between updates, so confirm with the study contact before making plans.

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 is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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.

What does the primary outcome measure?

Memory and cognition (ADAS-cog/MCI and CDR-SB scores) at 12 months and Global functional skills and the overall severity of dementia (the CDR-SB and the overall CDR) at 24 months.. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00236574, which also lists 2 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 8 Jun 2011.

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