UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000043494
Receipt number R000049662
Scientific Title Efficacy of the mixture of Gingko biloba extract with Sesame extract and Turmeric oil on cognitive function in healthy adults: a 24 weeks, randomized double-blind, placebo-controlled trial
Date of disclosure of the study information 2021/05/01
Last modified on 2023/09/02 09:32:47

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Basic information

Public title

Association of the simultaneous administration of Gingko biloba extract and absorption promoting agent with cognitive function

Acronym

Association of Gingko biloba extract with cognitive function

Scientific Title

Efficacy of the mixture of Gingko biloba extract with Sesame extract and Turmeric oil on cognitive function in healthy adults: a 24 weeks, randomized double-blind, placebo-controlled trial

Scientific Title:Acronym

Association of "Gingko biloba extract with Sesame extract and Turmeric oil" with cognitive function

Region

Japan


Condition

Condition

Healthy adults

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

This study aims to explore the influence of the mixture of Gingko biloba extract with improved bioavailability agents on the alteration of cognitive function in healthy adults.

Basic objectives2

Others

Basic objectives -Others

The primary aim of this study is to discover the influence of the mixture of Gingko biloba extract, Sesame extract and Turmeric oil (GBE/MST) on the alteration of cognitive function assessed by neuropsychological examinations.

Trial characteristics_1

Confirmatory

Trial characteristics_2

Explanatory

Developmental phase

Not applicable


Assessment

Primary outcomes

The primary endpoint of this study is to discover any alteration of cognitive function in healthy adults assessed by Wechsler Memory Scale revised (WMS-R) following 24 weeks administration of GBE/MST.

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Double blind -all involved are blinded

Control

Placebo

Stratification

NO

Dynamic allocation

NO

Institution consideration

Institution is not considered as adjustment factor.

Blocking

NO

Concealment

Central registration


Intervention

No. of arms

3

Purpose of intervention

Prevention

Type of intervention

Other

Interventions/Control_1

Two capsules of GBE/MST supplement, once a day for 24 weeks

Interventions/Control_2

Two capsules of GBE supplement, once a day for 24 weeks

Interventions/Control_3

Two capsules of placebo, once a day for 24 weeks

Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

20 years-old <=

Age-upper limit

64 years-old >=

Gender

Male and Female

Key inclusion criteria

Healthy adults who is confirmed with a written informed consent. Normal cognitive function at baseline is confirmed by Montreal Cognitive Assessment battery Japanese version (more than 26).

Key exclusion criteria

1) With past history of severe neurological diseases.
2) With critical bleeding incidents.
3) Use of antithrombotic medicine.
4) Severe depression
5) Patients with diabetes mellitus.
6) With severe visual or auditory disability.
7) Individuals with any metal implantation, such as cardiac pacemaker, coronary stent and artificial joint.
8) Claustrophobia.
9) Use of any supplement.
10) Creatinine clearance less than 15ml/min.
11) Patients with gastrointestinal diseases or metabolic diseases.
12) Diagnosed psychiatric disorders.
13) Participants who cannot obtain the informed consent.
14) Allergy to the study materials.
15) Individuals who is not suitable for participating in this study decided by principal investigator.

Target sample size

159


Research contact person

Name of lead principal investigator

1st name Yasuyuki
Middle name
Last name Taki

Organization

IDAC, Tohoku University

Division name

Department of Aging Research and Geriatric Medicine

Zip code

980-8575

Address

4-1 Seiryo Cho, Aoba Ku, Sendai, Miyagi

TEL

022-717-8559

Email

yasuyuki.taki.c7@tohoku.ac.jp


Public contact

Name of contact person

1st name Taizen
Middle name
Last name Nakase

Organization

IDAC, Tohoku University

Division name

Department of Aging Research and Geriatric Medicine

Zip code

980-8575

Address

4-1 Seiryo Cho, Aoba Ku, Sendai, Miyagi

TEL

022-717-8559

Homepage URL


Email

taizen.nakase.a4@tohoku.ac.jp


Sponsor or person

Institute

Department of Aging Research and Geriatric Medicine
IDAC, Tohoku University

Institute

Department

Personal name



Funding Source

Organization

Ooki Pharmaceutical Company

Organization

Division

Category of Funding Organization

Profit organization

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Ethics Committee, Tohoku University Graduate School of Medicine

Address

2-1 Seiryo Cho, Aoba Ku, Sendai, Miyagi

Tel

022-728-4105

Email

med-kenkyo@grp.tohoku.ac.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions

東北大学加齢医学研究所


Other administrative information

Date of disclosure of the study information

2021 Year 05 Month 01 Day


Related information

URL releasing protocol

https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0280549

Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled

155

Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Completed

Date of protocol fixation

2021 Year 03 Month 02 Day

Date of IRB

2021 Year 05 Month 11 Day

Anticipated trial start date

2021 Year 10 Month 14 Day

Last follow-up date

2023 Year 08 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2021 Year 03 Month 02 Day

Last modified on

2023 Year 09 Month 02 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000049662


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name