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A Phase 2 Study Evaluating The Efficacy And Safety Of PF 04494700 In Mild To Moderate Alzheimer's Disease

This study is currently recruiting participants.
Study NCT00566397.   Last updated on October 30, 2008.   Information provided by Pfizer

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Descriptive Information Fields
Brief Title  A Phase 2 Study Evaluating The Efficacy And Safety Of PF 04494700 In Mild To Moderate Alzheimer's Disease
Official Title  A Double Blind, Placebo Controlled, Randomized, Multicenter Study Evaluating The Efficacy And Safety Of Eighteen Months Of Treatment With PF 04494700 (TTP488) In Participants With Mild To Moderate Alzheimer's Disease
Brief Summary

This Phase 2 study is designed to evaluate the efficacy and safety of PF 04494700 in participants with mild to moderate Alzheimer's disease.

Detailed Description
Study Phase Phase II
Study Type  Interventional
Study Design  Treatment, Randomized, Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor), Parallel Assignment, Safety/Efficacy Study
Primary Outcome Measure  Examine the safety and tolerability of PF 04494700 relative to placebo. Adverse events, vital signs, physical exam, neuro exam, 12-lead ECG, lab tests (hematology, blood chemistry, urinalysis) and brain magnetic resonance imaging (MRI). [ Time Frame: 18 Month ] [ Designated as safety issue: Yes ]
Evaluate the efficacy of PF 04494700 relative to placebo. Change from baseline in a standardized cognitive measure after 18 months of treatment. [ Time Frame: 18 Month ] [ Designated as safety issue: No ]
Secondary Outcome Measure  Evaluate the effects of PF 04494700 on potential biomarkers of RAGE inhibition [ Time Frame: 18 Month ] [ Designated as safety issue: No ]
Evaluate the potential dose response of PF 04494700 [ Time Frame: 18 Month ] [ Designated as safety issue: No ]
Evaluate the pharmacokinetics and characterize the pharmacokinetic (PK)/ pharmacodynamic (PD) relationship of PF 04494700 to potential biomarkers and relevant efficacy and safety endpoints [ Time Frame: 18 Month ] [ Designated as safety issue: No ]
Condition  Alzheimer's Disease
Intervention  Drug: PF-04494700
Drug: Placebo
MEDLINE PMIDs
Links To obtain contact information for a study center near you, click here. This link exits the ClinicalTrials.gov site
Recruitment Information Fields
Recruitment Status  Recruiting
Enrollment  400
Start Date  December 2007
Completion Date March 2011
Eligibility Criteria 

Inclusion Criteria:

  • Mini Mental State Exam (MMSE) score between 14-26 (inclusive) at screening.
  • Participants must be receiving acetylcholinesterase inhibitors on a stable dose for at least 4 months prior to randomization

Exclusion Criteria:

  • Current evidence or history of neurological, psychiatric and any other illness that could contribute to non-Alzheimer's dementia.
  • Known history of familial AD or any evidence for early onset AD known or possibly associated with genetic mutations.
  • Evidence or history of diabetes mellitus Type 1 or Type 2.
  • History or symptoms of autoimmune disorders.
Gender Both
Ages 50 Years and older
Accepts Healthy Volunteers No
Contacts ††
Contact: Alzheimer's Disease Education and Referral Center (ADEAR)     1-800-438-4380        
Contact: Pfizer CT.gov Call Center     1-800-718-1021        
Location Countries  United States
Administrative Information Fields
NCT ID  NCT00566397
Organization ID B0341002
Secondary IDs ††
Study Sponsor  Pfizer
Collaborators †† Alzheimer's Disease Cooperative Study (ADCS)
Investigators 
Study Director:     Pfizer CT.gov Call Center     Pfizer    
Information Provided By Pfizer
Verification Date October 2008
First Received Date  November 29, 2007
Last Updated Date October 30, 2008

 †    Required WHO trial registration data element.
††   WHO trial registration data element that is required only if it exists.




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