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Memantine - Communication Study

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ClinicalTrials.gov Identifier: NCT00624026
Recruitment Status : Completed
First Posted : February 26, 2008
Last Update Posted : November 1, 2011
Information provided by (Responsible Party):
Merz Pharmaceuticals GmbH

Brief Summary:
The study objective is to evaluate the effects of memantine treatment on communication abilities and other cognitive abilities in moderate to severe DAT patients.

Condition or disease Intervention/treatment Phase
Alzheimer's Disease Drug: Memantine-HCl Phase 3

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Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 107 participants
Allocation: Non-Randomized
Intervention Model: Single Group Assignment
Masking: None (Open Label)
Primary Purpose: Treatment
Official Title: Prospective, Single-arm, Multicenter, Open-label Study to Investigate the Efficacy and Tolerability of the Once Daily (OD) Memantine Treatment
Study Start Date : November 2007
Actual Primary Completion Date : December 2008
Actual Study Completion Date : December 2008

Arm Intervention/treatment
Experimental: 1 Drug: Memantine-HCl
20 mg per day (once daily)

Primary Outcome Measures :
  1. To assess the efficacy of the memantine OD IR treatment using the Consortium to establish a registry for Alzheimer's Disease (CERAD-NP) total score [ Time Frame: 4 months ]

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Ages Eligible for Study:   50 Years to 90 Years   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Male or female outpatient at least 50 years of age and at least 8 years of education.
  • The patient should have German as a mother-tongue or at least speak the language fluently in order to achieve similar scores in verbal tasks.
  • Current diagnosis of probable Alzheimer's disease consistent with NINCDS- ADRDA criteria or with DSM IV TR criteria for Dementia of the Alzheimer's type.
  • Mini Mental State Examination (MMSE) total score is less than 20
  • Patients treated with any acetylcholinesterase inhibitor (AChEI) may be included, when treatment has started at least 6 months prior screening and was stable during the last 3 months.

Exclusion Criteria:

  • Any type of evident aphasia, which may interfere with patient's communication difficulties caused by Alzheimer's disease
  • History of severe drug allergy, or hypersensitivity, or patients with known hypersensitivity to amantadine, lactose.
  • Evidence (including CT/MRI results) of any clinically significant central nervous system disease other than Alzheimer's disease.
  • Modified Hachinski Ischemia score greater than 4 at screening.
  • Current evidence of clinically significant systemic disease
  • Known or suspected history of alcoholism or drug abuse within the past 10 years.
  • Previous treatment with memantine or participation in an investigational study with memantine.

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00624026

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Central Medical Affairs
Frankfurt/Main, Germany, 60318
Sponsors and Collaborators
Merz Pharmaceuticals GmbH
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Principal Investigator: Joerg B. Schulz, MD PhD Center of Neurological Medicine, Goettingen, Germany
Publications of Results:
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Responsible Party: Merz Pharmaceuticals GmbH
ClinicalTrials.gov Identifier: NCT00624026    
Other Study ID Numbers: MRZ 90001-0608/1
First Posted: February 26, 2008    Key Record Dates
Last Update Posted: November 1, 2011
Last Verified: October 2011
Additional relevant MeSH terms:
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Alzheimer Disease
Brain Diseases
Central Nervous System Diseases
Nervous System Diseases
Neurodegenerative Diseases
Neurocognitive Disorders
Mental Disorders
Antiparkinson Agents
Anti-Dyskinesia Agents
Dopamine Agents
Neurotransmitter Agents
Molecular Mechanisms of Pharmacological Action
Physiological Effects of Drugs
Excitatory Amino Acid Antagonists
Excitatory Amino Acid Agents