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The Role of Methycobalamin in Early Dementia Patients With Vitamin B12 Deficiency and Hyperhomocysteinaemia.

Status
Completed
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00165711
Enrollment
Unknown
Registered
2005-09-14
Start date
2003-03-31
Completion date
Unknown
Last updated
2019-02-19

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

Conditions

Dementia With Vitamin B12 Deficiency

Brief summary

Patients who fit the inclusion criteria are admitted into the study. They are given 3 IV injection of MBL in the first week and one tablet three times a day for 16 weeks.

Interventions

Sponsors

Eisai Co., Ltd.
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
60 Years to No maximum

Inclusion criteria

Inclusion: * Patients with Dementia * Serum B12 \< 200 pmol/l * Serum Homocysteine level \> 11.0 micro mol/L Exclusion: Significant communication problems * deafness, dysarthria, dysphasia etc. * unstable DM or hypertension * alcohol abuse * co-existing diseases which may affect cognition e.g. cognitive cardiac failure, respiratory failure * folate \< 10 g/dl * haemoglobin concentration \< 10g/d * abnormal thyroid function test or VDRL

Design outcomes

Primary

MeasureTime frame
Mattis dementia rating scale

Secondary

MeasureTime frame
Delirium rating scale
CNPI
Category fluency test
Plasma homocysteine
Plasma isoprostane
MMSE

Countries

China

Outcome results

None listed

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