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A Dose Ranging Study To Investigate The Efficacy And Safety Of SB-742457 In Alzheimer's Disease

A Phase IIa/b Double-blind, Randomised, Placebo-controlled, Linear Trend Design Dose-ranging Study to Investigate the Effects of 24 Weeks of Monotherapy With SB-742457 on Cognition in Subjects With Mild to Moderate Alzheimer's Disease

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00224497
Enrollment
380
Registered
2005-09-23
Start date
2005-09-30
Completion date
Unknown
Last updated
2009-12-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Alzheimer's Disease

Keywords

Alzheimer's disease, cognition global functioning, symptomatic, B-742457

Brief summary

The purpose of this study is to find out if SB-742457 is a safe treatment and what effects it has on the symptoms of mild to moderate Alzheimer's disease. SB-742457 is a new treatment which is thought to increase the levels of certain chemicals in the brain that are often decreased in patients with Alzheimer's disease.

Interventions

Sponsors

GlaxoSmithKline
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE

Eligibility

Sex/Gender
ALL
Age
50 Years to 85 Years
Healthy volunteers
No

Inclusion criteria

* Clinical diagnosis of probable mild-to-moderate Alzheimer's disease as determined by the NINCDS-ADRDA and DSM-IV criteria with an MMSE score of 12-24. * Subjects and their caregivers must provide informed consent prior to study entry. * Adequate blood pressure and laboratory values.

Exclusion criteria

* Females of child-bearing potential. * Have other causes of dementia such as vascular damage, depression, bipolar affective disorder, schizophrenia, syphilis, vitamin B12 deficiency or thyroid deficiency. * Subjects taking medication for Alzheimer's disease or centrally acting agents which might impact study outcomes. * Subjects taking agents for which there is a theoretical risk of interaction with SB-742457. * Subjects with known hypersensitivity to sunlight or seizures.

Design outcomes

Primary

MeasureTime frame
Change in cognition and function after 24 weeks.

Secondary

MeasureTime frame
Change in behavioural symptoms, activities of daily living and caregiver burden after 24 weeks. Changes in all symptoms at 8 and 12 weeks. Safety and tolerability. PK and dose response profiling. Efficacy related to ApoE status.

Countries

Austria, Bulgaria, Chile, Croatia, Czechia, Greece, New Zealand, Poland, Russia, Slovakia, South Africa, South Korea, Spain

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026