UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000036177
Receipt number R000041215
Scientific Title Evaluation of cognitive function maintenance or improvement effect of propolis-containing food in healthy adults
Date of disclosure of the study information 2021/01/01
Last modified on 2021/03/11 09:37:09

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Basic information

Public title

Evaluation of cognitive function maintenance or improvement effect of propolis

Acronym

Evaluation of cognitive function maintenance or improvement effect of propolis

Scientific Title

Evaluation of cognitive function maintenance or improvement effect of propolis-containing food in healthy adults

Scientific Title:Acronym

Evaluation of cognitive function maintenance or improvement effect of propolis-containing food in healthy adults

Region

Japan


Condition

Condition

Adult

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

We examine the maintenance or improvement effect of cognitive function and the safety when the elderly subjects take propolis for 24 weeks.
Efficacy is confirmed by comparing the cognitive function score of the propolis group and the placebo group in 24 weeks after taking. Also, confirm safety by evaluating physiological test, hematological test, blood biochemical test, urinalysis and adverse events.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Cognitrax (total score of verbal memory, visual memory, finger swing, SDC, stroop, attention shift, persistent processing and 4 part sustained processing)
Measuring before intake and 24 weeks after intake.

Key secondary outcomes

MMSE, VAS on forgetfulness and markers related inflammation and heavy metal.
Measuring before intake and 24 weeks after intake.


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Double blind -all involved are blinded

Control

Placebo

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Prevention

Type of intervention

Food

Interventions/Control_1

Placebo
Intake: 0 mg
Ingesion: 168 days

Interventions/Control_2

Propolis
Intake: 542.88 mg
Ingesion: 168 days

Interventions/Control_3


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

60 years-old <=

Age-upper limit

80 years-old >

Gender

Male and Female

Key inclusion criteria

1. Healthy Japanese men and women aged greater than or equal to 60 years, less than 80 years at the time of obtaining informed consent.
2. Subjects with MMSE score of 24 to 29 at screening.
3. Subjects who have subjective forgetfulness or have been pointed out forgetfulness by others.
4. Subjects who normally take three meals a day.
5. Subjects who got adequate explanation about the purpose and details of the examination, have the capacity to consent, voluntarily participate in understanding, and agree to participate in the examination in writing.

Key exclusion criteria

1. Subjects who judged by a doctor as dementia.
2. Subjects who have taken or had taken drugs of dementia or drugs affecting cognitive function
3. Subjects who have current medical history or past medical history of mental disorders (including depressive symptoms) or cerebrovascular diseases.
4. Subjects who regularly use supplements or health foods that may affect cognitive functions.
5. Subjects who judged inappropriate as subjects as a result of clinical examination of screening 1 or brain MRI examination of screening 2.
6. Subjects who were extremely irregular in their lifestyle such as meals or sleeping.
7. Subjects who have a history of asthma or current medical history.
8. Subjects who have allergies to bee products (honey etc.), conifers, trees of Pinaceae, poplar and salicylic acid.
9. Subjects who have history of alcohol dependence or current medical history.
10. Subjects who consume a large amount of alcohol routinely
11. Subjects who have serious illness or medical history such as diabetes, liver disease, kidney disease, heart disease.
12. Subjects who have medical history or history of food allergies or current medical history.
13. Subjects who have take warfarin potassium
14. Subjects who have gerontological depression scale (GDS-S-J) score of 6 or more
15. Subjects who have color vision disorder and can not easily hear people's talk at short distance.
16. Subjects who have problems with the functions of both hands due to injury, surgery, etc.
17. Participating in other food intake, testing using medicines, applying cosmetics and medicines etc, person participating in other studies during participation in this study, consent acquisition within 1 month For other exams Participants
18. Others who judged that the investigator is inappropriate as the subject

Target sample size

90


Research contact person

Name of lead principal investigator

1st name Yoshitaka
Middle name
Last name Iwama

Organization

Nihonbashi Cardiology Clinic

Division name

Director

Zip code

103-0001

Address

Kyodo Bldg. #201, 13 - 4 Nihonbashi Kodenmacho, Chuo-ku, Tokyo

TEL

03-5641-4133

Email

yiwama@well-sleep.jp


Public contact

Name of contact person

1st name Yoshika
Middle name
Last name Komori

Organization

KSO Corporation

Division name

Sales department

Zip code

105-0023

Address

Shibaura OMODAKA Bldg. 7F, 1-9-7 Shibaura, Minato-ku, Tokyo

TEL

03-3452-7733

Homepage URL


Email

yoshi@kso.co.jp


Sponsor or person

Institute

KSO Corporation

Institute

Department

Personal name



Funding Source

Organization

Yamada Bee Company, Inc.

Organization

Division

Category of Funding Organization

Profit organization

Nationality of Funding Organization



Other related organizations

Co-sponsor

Research Center for Immunological Analysis. Inc.

Name of secondary funder(s)



IRB Contact (For public release)

Organization

Nihonbashi Cardiovascular Department Clinic Ethics Committee

Address

Kyodo Bldg. #201, 13 - 4 Nihonbashi Kodenmacho, Chuo-ku, Tokyo

Tel

03-5641-4133

Email

yiwama@ well-sleep.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



Other administrative information

Date of disclosure of the study information

2021 Year 01 Month 01 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


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

2019 Year 03 Month 11 Day

Date of IRB

2019 Year 03 Month 11 Day

Anticipated trial start date

2019 Year 05 Month 08 Day

Last follow-up date

2019 Year 11 Month 24 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2019 Year 03 Month 12 Day

Last modified on

2021 Year 03 Month 11 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000041215


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name