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Name:
UMIN ID:

Recruitment status Completed
Unique ID issued by UMIN UMIN000038898
Receipt No. R000044353
Scientific Title Evaluate whitening effect of toothpaste : a randomized, double blind, placebo-controlled study
Date of disclosure of the study information 2019/12/18
Last modified on 2020/04/27

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Basic information
Public title Evaluate whitening effect of toothpaste
Acronym Toothpaste whitening trial
Scientific Title Evaluate whitening effect of toothpaste : a randomized, double blind, placebo-controlled study
Scientific Title:Acronym Evaluate whitening effect of toothpaste
Region
Japan

Condition
Condition Healthy adult
Classification by specialty
Adult
Classification by malignancy Others
Genomic information NO

Objectives
Narrative objectives1 Comparison of teeth whitening before and after use of test article
Basic objectives2 Efficacy
Basic objectives -Others
Trial characteristics_1
Trial characteristics_2
Developmental phase

Assessment
Primary outcomes Teeth lightness evaluation by dentists
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
Dynamic allocation
Institution consideration
Blocking
Concealment

Intervention
No. of arms 2
Purpose of intervention Treatment
Type of intervention
Other
Interventions/Control_1 Use test article
Interventions/Control_2 Use a placebo article
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
20 years-old <=
Age-upper limit
59 years-old >=
Gender Male and Female
Key inclusion criteria Those who have dull color of teeth
Key exclusion criteria The person whose lower front teeth are dentures
Target sample size 18

Research contact person
Name of lead principal investigator
1st name Masatomo
Middle name
Last name Najima
Organization Japan Clinical Trial Association
Division name N.A.
Zip code 1600022
Address 5F, 4-3-17 Shinjuku, Shinjukuku, Tokyo
TEL 0364574666
Email info@yakujihou.org

Public contact
Name of contact person
1st name Takeshi
Middle name
Last name Kaneko
Organization Japan Clinical Trial Association
Division name N.A.
Zip code 1600022
Address 5F, 4-3-17 Shinjuku, Shinjukuku, Tokyo
TEL 0364574666
Homepage URL
Email info@yakujihou.org

Sponsor
Institute Japan Clinical Trial Association
Institute
Department

Funding Source
Organization tattva.inc
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 Institutional Review Board of Pharmaceutical Law Wisdoms
Address 5F, 4-3-17 Shinjuku, Shinjukuku, Tokyo
Tel 0364574911
Email master@yakujihou.net

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
2019 Year 12 Month 18 Day

Related information
URL releasing protocol
Publication of results Published

Result
URL related to results and publications
Number of participants that the trial has enrolled 12
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 11 Month 17 Day
Date of IRB
2019 Year 11 Month 21 Day
Anticipated trial start date
2019 Year 12 Month 18 Day
Last follow-up date
2019 Year 12 Month 18 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 12 Month 16 Day
Last modified on
2020 Year 04 Month 27 Day


Link to view the page
URL(English) https://upload.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000044353

Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name


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