Status:

UNKNOWN

Efficacy and Safety Study of DCB-AD1 in Patients With Mild to Moderate Alzheimer's Disease

Lead Sponsor:

National Taiwan University Hospital

Collaborating Sponsors:

Development Center for Biotechnology, Taiwan

Taipei Veterans General Hospital, Taiwan

Conditions:

Dementia, Alzheimer Type

Eligibility:

All Genders

50+ years

Phase:

PHASE2

Brief Summary

A Double-blind, Randomized, Placebo Controlled Study to Evaluate the Efficacy and Safety of DCB-AD1 in Patients with Mild to Moderate Alzheimer's Disease. Because of the limitation of the sample size ...

Detailed Description

The growing number of patients with dementia has become a great concern of many aging societies. Up to this moment no treatment can stop Alzheimer's dementia (AD), thus, developing new treatments are ...

Eligibility Criteria

Inclusion

  • Male or post menopausal female patients aged ≧50 years old;
  • The informed consent must be signed by the patient and co-signed by their proxy or principal caregivers before undergoing any study procedures;
  • Probable Alzheimer's disease based on the National Institute of Neurological and Communicative Disorders and Alzheimer's dementia and related disorder (NINCDS-ADRDA)
  • Patients with Mini-Mental State Examination (MMSE) scores of 12\~24
  • Patients with Clinical Dementia Rating (CDR)in mild (CDR = 1) and moderate (CDR = 2) AD
  • Cranial computed tomography (CT) or brain magnetic resonance imaging (MRI) must be within the past 12 months;
  • Patients must be able to complete baseline assessments;
  • An eligible principal caregiver must be able to accompany the patient to all scheduled visits;
  • Patients currently taking ChEIs such as donepezil, rivastigmine, or galantamine are allowed if the dose has been unchanged for the last 3 months before the study entry.

Exclusion

  • Patients with history of severe systemic disease such as coronary artery disease, myocardial infarct, progressive heart failure, chronic obstructive pulmonary disease within the past 1 year;
  • Patients with hepatic and renal insufficiency (ALT、AST 3 times above normal range; serum creatinine 2 times above normal range), diabetic patients with poor control of blood sugar (HbA1c\>8.5) at study entry;
  • Patients with central nervous system disease other than AD such as cerebral vascular disease, Parkinson's disease, epilepsy, traumatic brain injury, central nervous system infection, and alcoholic encephalopathy;
  • Patients with concurrent psychosis or mood disorder (Hamilton depression scale score \> 17);
  • Patients diagnosed cancer and treated within the past two years (except for non-invasive skin cancer);
  • Patients with general medical conditions, which may confound the results of the study, pose additional risk or preclude evaluation and assessments in this study as judged by the investigator;
  • Patients currently treated with any prohibited medications (listed in Concomitant Treatment section) are not able to fulfill the 2 week-washout period;
  • Participation in another study within the last 30 days;
  • Females who are within two years of their menopause unless proved not pregnant (determined by urine test);
  • Dementia caused by other etiology as indicated by clinically significant abnormal Vit B12, folic acid, or thyroid function tests.
  • Patients with neurosyphilis confirmed by CSF STS/TPHA;
  • The neuroimage CT or MRI could not be compatible with the diagnosis of probable AD as stated in the NINCDS criteria;
  • Patients with a Hachinski score (Appendix 5) above 3 are excluded.

Key Trial Info

Start Date :

September 1 2005

Trial Type :

INTERVENTIONAL

End Date :

Estimated Enrollment :

80 Patients enrolled

Trial Details

Trial ID

NCT00154635

Start Date

September 1 2005

Last Update

September 12 2005

Active Locations (2)

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Page 1 of 1 (2 locations)

1

NTUH

Taipei, Taipei, Taiwan, 100

2

VGH

Taipei, Taipei, Taiwan