NCT00776347

Brief Summary

The purpose of this study is to evaluate change of cerebral glucose metabolism by donepezil therapy and to associate change of glucose metabolism and symptoms.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
24

participants targeted

Target at below P25 for not_applicable

Timeline
Completed

Started Oct 2008

Longer than P75 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

October 1, 2008

Completed
19 days until next milestone

First Submitted

Initial submission to the registry

October 20, 2008

Completed
1 day until next milestone

First Posted

Study publicly available on registry

October 21, 2008

Completed
6.3 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

February 1, 2015

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

February 1, 2015

Completed
Last Updated

October 15, 2015

Status Verified

October 1, 2015

Enrollment Period

6.3 years

First QC Date

October 20, 2008

Last Update Submit

October 14, 2015

Conditions

Keywords

Dementia with Lewy bodies (DLB)FDG-PET

Outcome Measures

Primary Outcomes (1)

  • FDG-PET

    14 weeks

Secondary Outcomes (1)

  • Cognitive function, psychiatric symptoms, global clinical function, and burden of caregiver

    14 weeks

Study Arms (1)

donepezil

EXPERIMENTAL
Drug: Donepezil

Interventions

Dosage: 3mg PO/day for the first 2 weeks and 5mg PO/day for the next 14 weeks Duration: 16 weeks

donepezil

Eligibility Criteria

Age60 Years - 85 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • DLB patients:
  • who fulfill the diagnostic criteria of DLB
  • to 85 years old
  • right-handed
  • Clinical Dementia Rating (CDR) ≧ 0.5
  • Mini Mental State Examination (MMSE) score from 10 to 26
  • Normal Controls:
  • who are independent
  • who have no subjective or objective cognitive impairment
  • to 85 years old
  • right-handed
  • MMSE score over 24

You may not qualify if:

  • DLB patients:
  • who have diabetes mellitus
  • who have pathological change on MRI other than brain atrophy
  • who have complication or history of dementia other than DLB, psychiatric disease, and physical disorder that affect brain function
  • who have severe complication of cardiovascular, hepatic, renal, or other diseases unable to secure the safety
  • who have severe digestive ulcus
  • who have severe bronchitic asthma or obstructive lung disease
  • who have no caregiver who knows patient's condition well
  • Normal Controls:
  • who have diabetes mellitus
  • who have taken donepezil before
  • who have abnormal findings on MRI
  • who have complication or history of brain injury, psychiatric disease, and physical disorder that affect brain function

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Osaka University Hospital

Suita, Osaka, 565-0871, Japan

Location

Related Publications (1)

  • Kanemoto H, Kazui H, Adachi H, Yoshiyama K, Wada T, Nomura KT, Shimosegawa E, Ikeda M. Thalamic pulvinar metabolism, sleep disturbances, and hallucinations in dementia with Lewy bodies: Positron emission tomography and actigraphy study. Int J Geriatr Psychiatry. 2020 Aug;35(8):934-943. doi: 10.1002/gps.5315. Epub 2020 Jun 8.

Related Links

MeSH Terms

Conditions

Lewy Body Disease

Interventions

Donepezil

Condition Hierarchy (Ancestors)

Parkinsonian DisordersBasal Ganglia DiseasesBrain DiseasesCentral Nervous System DiseasesNervous System DiseasesDementiaMovement DisordersSynucleinopathiesNeurodegenerative DiseasesNeurocognitive DisordersMental Disorders

Intervention Hierarchy (Ancestors)

IndansIndenesPolycyclic Aromatic HydrocarbonsHydrocarbons, AromaticHydrocarbons, CyclicHydrocarbonsOrganic ChemicalsPiperidinesHeterocyclic Compounds, 1-RingHeterocyclic CompoundsPolycyclic Compounds

Study Officials

  • Hiroaki Kazui, MD, PhD

    Osaka University

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NA
Masking
NONE
Purpose
SUPPORTIVE CARE
Intervention Model
SINGLE GROUP
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
M.D,Ph.D

Study Record Dates

First Submitted

October 20, 2008

First Posted

October 21, 2008

Study Start

October 1, 2008

Primary Completion

February 1, 2015

Study Completion

February 1, 2015

Last Updated

October 15, 2015

Record last verified: 2015-10

Locations