UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000040769
Receipt number R000046559
Scientific Title A Study on change of the olfactory sensitivity
Date of disclosure of the study information 2020/06/15
Last modified on 2020/12/09 14:54:48

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Basic information

Public title

A Study on change of the olfactory sensitivity

Acronym

A Study on change of the olfactory sensitivity

Scientific Title

A Study on change of the olfactory sensitivity

Scientific Title:Acronym

A Study on change of the olfactory sensitivity

Region

Japan


Condition

Condition

Healthy adults

Classification by specialty

Oto-rhino-laryngology Dental medicine Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To clarify the changes of olfactory sensitivity

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Analysis of olfactory sensitivity

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Uncontrolled

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Prevention

Type of intervention

Behavior,custom

Interventions/Control_1

Clean the tongue once a day for 2 weeks using a tongue brush

Interventions/Control_2


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

30 years-old <=

Age-upper limit

65 years-old >=

Gender

Male and Female

Key inclusion criteria

Healthy adults

Key exclusion criteria

-Subjects who hospitalized or taking medication for chronic diseases (diabetes, heart / kidney / liver disease, congenital heart disease)
-Subjects with disease in nose
-Subjects who dislike perfume, or other odor substances
-Subjects who are hypersensitive to chemicals
-Subjects who are undergoing a hormone replace therapy
-The pregnant and potentially pregnant, subjects in nursing
-Subjects with an infectious disease
-Subjects who take an antibiotics from 3 weeks before the screening test
-Subjects with obvious intraoral injury
-Subjects who are attending a dental clinic and receiving oral treatment
-Subjects who are cleaning their tongue everyday
-Subjects who cannot suspend tongue cleaning from the acquisition date of informed consent
-Subjects with smoking habit
-Subjects deemed inappropriate to participate in this study by the principle investigator

Target sample size

150


Research contact person

Name of lead principal investigator

1st name Takashi
Middle name
Last name Sakamoto

Organization

Kao Corporation

Division name

Sensory Science Research

Zip code

321-3497

Address

2606, Akabane, Ichikai-machi, haga-gun, Tochigi, 321-3497, JAPAN

TEL

+81-285-68-7682

Email

sakamoto.takashi@kao.com


Public contact

Name of contact person

1st name Chisaki
Middle name
Last name Uehara

Organization

Kao Corporation

Division name

Sensory Science Research

Zip code

321-3497

Address

2606, Akabane, Ichikai-machi, haga-gun, Tochigi, 321-3497, JAPAN

TEL

+81-285-68-7682

Homepage URL


Email

uehara.chisaki@kao.com


Sponsor or person

Institute

Kao Corporation

Institute

Department

Personal name



Funding Source

Organization

Kao Corporation

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

Human Research Ethics Committee, Kao Corporation

Address

2-1-3 Bunka, Sumida-ku, Tokyo 131-8501, JAPAN

Tel

+81-3-5630-7263

Email

morisaki.naoko@kao.com


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

花王株式会社(栃木県)


Other administrative information

Date of disclosure of the study information

2020 Year 06 Month 15 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

150

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

2020 Year 04 Month 15 Day

Date of IRB

2020 Year 04 Month 15 Day

Anticipated trial start date

2020 Year 06 Month 01 Day

Last follow-up date

2020 Year 11 Month 30 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded

2020 Year 12 Month 09 Day


Other

Other related information



Management information

Registered date

2020 Year 06 Month 15 Day

Last modified on

2020 Year 12 Month 09 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000046559


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name