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Multiple Dose Study Evaluating the Safety and Tolerability of NSA-789

This study has been terminated.
Information provided by:
Wyeth is now a wholly owned subsidiary of Pfizer Identifier:
First received: November 20, 2008
Last updated: July 20, 2009
Last verified: July 2009
This is a multiple dose study of NSA-789, the purpose of which is to assess the safety and tolerability in healthy subjects and subjects with Alzheimer's Disease

Condition Intervention Phase
Alzheimer Disease
Healthy Subjects
Drug: NSA-789
Other: placebo
Phase 1

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double Blind (Participant, Care Provider, Investigator)
Primary Purpose: Treatment
Official Title: An Ascending Multiple Dose Study of the Safety, Pharmacokinetics, and Pharmacodynamics of NSA-789 Administered Orally to Healthy Subjects and Subjects With Alzheimer's Disease

Resource links provided by NLM:

Further study details as provided by Wyeth is now a wholly owned subsidiary of Pfizer:

Primary Outcome Measures:
  • Adverse event monitoring as specific tests that will be done to monitor safety (ECGs, certain laboratory tests, vital signs) and tolerability [ Time Frame: 6 months ]

Secondary Outcome Measures:
  • Pharmacokinetic and pharmcodynamic parameters [ Time Frame: 6 months ]

Estimated Enrollment: 56
Study Start Date: January 2009
Estimated Study Completion Date: June 2009
Estimated Primary Completion Date: June 2009 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Placebo Comparator: placebo Other: placebo
Experimental: NSA-789 Drug: NSA-789


Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes

Inclusion Criteria

  • Men or women aged 18 - 50 years (healthy subjects) or greater than 55 years old (subjects with Alzheimer's Disease)
  • Women must be surgically sterile or postmenopausal
  • Subjects with Alzheimer's Disease must be generally healthy, but may have a stable, chronic illness if well controlled.

Exclusion Criteria

  • Healthy subjects may not be on any prescription or investigation drugs within 30 days of start of study.
  • Subjects with Alzheimer's Disease may not be on any cholinesterase inhibitors such as donepezil (Aricept®) or rivastigmine (Exelon®) within 4 weeks of the start of the study.
  Contacts and Locations
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Please refer to this study by its identifier: NCT00795730

United States, California
Glendale, California, United States, 91206
Sponsors and Collaborators
Wyeth is now a wholly owned subsidiary of Pfizer
Study Director: Medical Monitor Wyeth is now a wholly owned subsidiary of Pfizer
  More Information

Responsible Party: Wyeth (Registry Contact: Clinical Trial Registry Specialist), Wyeth Identifier: NCT00795730     History of Changes
Other Study ID Numbers: 3230A1-1002
Study First Received: November 20, 2008
Last Updated: July 20, 2009

Keywords provided by Wyeth is now a wholly owned subsidiary of Pfizer:
Alzheimer's Disease

Additional relevant MeSH terms:
Alzheimer Disease
Brain Diseases
Central Nervous System Diseases
Nervous System Diseases
Neurodegenerative Diseases
Neurocognitive Disorders
Mental Disorders processed this record on May 22, 2017