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Alzheimer's DiseasePhase 3NCT00309725

A Cardiac Safety Study of Galantamine in the Treatment of Alzheimer's Disease.

A Phase 3 study testing galantamine in people with Alzheimer's 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 objective of this trial was to investigate the effect of galantamine (an acetylcholinesterase inhibitor) on heart rate and PR interval (the time it takes for the heart's electrical impulse to get from the atria to the ventricles) during the administration of rapidly increasing doses and at the end of a 2-week… Read more about this study

Who is it for?
Any age
Conditions the study is for
Alzheimer's Disease
What is being tested?
galantamine
How many people
139 participants
Where
No sites listed yet
Study dates
Start not givento Oct 1999
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 Any age
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • Outpatients diagnosed with Alzheimer's disease in accordance with NINCDS-ADRDA (National Institute of Neurological and Communicative Diseases and Stroke/Alzheimer's Disease and Related Disorders Association) classification for probable Alzheimer's disease
  • Mild/moderate dementia as evidenced by a Mini-Mental State Examination (MMSE) score ranging from 11 to 24, inclusive, at baseline
  • History of cognitive decline that has been gradual in onset and progressive over a period of at least 6 months
  • Evidence of sustained memory deterioration in an otherwise alert patient, plus additional impairment in at least one of these five areas: orientation, judgment and problem-solving, functioning in community affairs, functioning in home and hobbies, and functioning in personal care
  • Patients who live with or have regular daily visits from one or more responsible caregiver who are capable of assisting with the patient's medication, able to accompany the patient for assessments, and willing to provide information about the patient.On days that the patient was sent home with a Holter monitor, the caregiver was required to stay with the patient in the same household for the 24 hour duration of the cardiac assessment to ensure that the monitor lead placement remained intact. The caregiver was to be available the following day for the return of the Holter monitoring device
  • Patient or patient's relative, guardian or legal representative have signed the informed consent.

Who cannot join

  • Disorders such as Parkinson's disease, Pick's disease, or Huntington's chorea, Down's syndrome, Creutzfeldt-Jakob disease, Cushing's syndrome, or uncontrolled diabetes
  • Cognitive impairment resulting from trauma, injury, or hypoxia
  • Infection
  • Mental retardation or dementia or clinically active cerebrovascular disease
  • Current, clinically significant cardiovascular disease that would limit the patient's ability to complete a six-week trial.

About this study

Official title: Placebo-Controlled Evaluation of Galantamine in the Treatment of Alzheimer's Disease: A Cardiac Safety Study.

The objective of this trial was to investigate the effect of galantamine (an acetylcholinesterase inhibitor) on heart rate and PR interval (the time it takes for the heart's electrical impulse to get from the atria to the ventricles) during the administration of rapidly increasing doses and at the end of a 2-week treatment period with 32 mg per day in patients with Alzheimer's disease.

Read the detailed description

This 6-week, double-blind, parallel group trial was also designed to detect cardiac arrhythmias and conduction disturbances, such as heart block. Holter monitors and Electrocardiograms were used to measure cardiac parameters at baseline, at the end of Week 2 (first dose of 12 mg twice daily), at the end of Week 4 (first dose of 16 mg twice daily) and at Week 6 (after 2 weeks of maximum tolerated dose allowed in the trial, i.e., 24 or 32 mg/day). Other safety data collected were adverse event reports, urine and blood analysis, vital signs and physical examination. Drug levels in the blood were also tested. Patients were randomized to receive either placebo or galantamine up to 32 mg daily (i.e., 4 mg twice daily in Week 1, 8 mg twice daily in Week 2, 12 mg twice daily in Weeks 3 and 4, and 16 mg twice daily in Weeks 5 and 6). Dosage could be reduced from 16 mg twice daily to 12 mg twice daily during the first 3 days of the 32 mg/day dosing period, if a patient could not tolerate the higher dose. This titration is more rapid and the dose is higher than currently recommended for treatment.

Being tested
galantamine
Keywords
Alzheimer's Disease, cardiac arrhythmias
Medical subject headings
Alzheimer Disease, Arrhythmias, Cardiac

What participants receive

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

  • galantamineDrug

What is being measured

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

  1. Hourly mean heart rates and PR intervals during each of the 24-hour Holter monitoring periods; Twenty-four hour mean, minimum and maximum heart rates and PR intervals during each of the 24-hour Holter monitoring periods

Secondary outcomes (1)
  1. Pharmacokinetics and other safety parameters including ECG parameters were other parameters of interest.

Timeline

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

  1. First posted3 Apr 2006 (estimated)
  2. Study completionOct 1999

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
139 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00309725
Sponsor's protocol ID
CR012118
Status last verified
Jan 2011
First submitted
31 Mar 2006
Last updated
18 May 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

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing galantamine in people with Alzheimer's 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 6 inclusion and 5 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 18 May 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?

Hourly mean heart rates and PR intervals during each of the 24-hour Holter monitoring periods; Twenty-four hour mean, minimum and maximum heart rates and PR intervals during each of the 24-hour Holter monitoring periods. 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 NCT00309725, which also lists 1 linked publication.

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 18 May 2011.

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