UMIN-CTR Clinical Trial

Basic information
Public title	Effects of consumption of the test food on the oral environment in healthy subjects
Acronym	Effects of consumption of the test food on the oral environment in healthy subjects
Scientific Title	Effects of consumption of the test food on the oral environment in healthy subjects: a randomized, placebo-controlled, double-blind, parallel-group comparison study
Scientific Title:Acronym	Effects of consumption of the test food on the oral environment in healthy subjects
Region	Japan

Condition
Condition	Healthy Japanese subjects
Classification by specialty	Not applicable Adult
Classification by malignancy	Others
Genomic information	NO

Objectives
Narrative objectives1	To verify the effect of consumption of the test food on the oral environment in healthy Japanese subjects
Basic objectives2	Efficacy
Basic objectives -Others
Trial characteristics_1	Confirmatory
Trial characteristics_2	Pragmatic
Developmental phase	Not applicable

Assessment
Primary outcomes	1. The measurement value of halitosis {brilliant breath (B/B) value in B/B checker}
Key secondary outcomes	1. Subjective symptom measured by visual analogue scale (an original questionnaire) 2. The volume of saliva

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	Institution is not considered as adjustment factor.
Blocking
Concealment

Intervention
No. of arms	2
Purpose of intervention	Treatment
Type of intervention	Food
Interventions/Control_1	Duration: Two weeks Test food: Lactic acid bacteria and yeast-chewable tablet (yogurt flavor) Administration: Take one tablet twice per day within 3-5 minutes (as long as possible) without chewing right after each toothbrushing in the morning and evening *If you forget to lick the test food, take it as soon as you remember. Daily dose should be taken within the day and not carried over to the next day.
Interventions/Control_2	Duration: Two weeks Test food: Placebo chewable tablet Administration: Take one tablet twice per day within 3-5 minutes (as long as possible) without chewing right after each toothbrushing in the morning and evening *If you forget to lick the test food, take it as soon as you remember. Daily dose should be taken within the day and not carried over to the next day.
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	18 years-old <=
Age-upper limit	Not applicable
Gender	Male and Female
Key inclusion criteria	1. Japanese 2. Men or women 3. Adults 4. Healthy subjects 5. Subjects who are concerned about their halitosis 6. Subjects who are concerned about their oral sticky 7. Subjects who are concerned about their oral dryness 8. Subjects whose measurement value of halitosis is relatively high
Key exclusion criteria	1. Subjects who are undergoing medical treatment or have a medical history of malignant tumor, heart failure, and myocardial infarction 2. Subjects who have a pacemaker or an implantable cardioverter defibrillator (ICD) 3. Subjects who currently undergoing treatment for any of the following chronic disease: cardiac arrhythmia, liver disorder, kidney disorder, cerebrovascular disorder, rheumatism, diabetes mellitus, dyslipidemia, hypertension, or any other chronic diseases 4. Subjects who use or take "Foods for Specified Health Uses," or "Foods with Functional Claims" in daily 5. Subjects who are currently taking medications (including herbal medicines) and supplements 6. Subjects who are allergic to medicines and/or the test food related products 7. Subjects who are pregnant, lactation, or planning to become pregnant during this trial 8. Subjects who suffer from COVID-19 9. Subjects who have been enrolled in other clinical trials within the last 28 days before the agreement to participate in this trial or plan to participate another trial during this trial 10. Subjects who are judged as ineligible to participate in this study by the physician 11. Subjects who use artificial tooth, post crowns, dentures, implants or bridges 12. Subjects who regularly use gargle medicine or mouthwash 13. Subjects who have a medical history or current history of Sjogren's syndrome, or who are suspected it 14. Subjects who have diseases associated with salivary gland such as dry mouse and salivary stone disease 15. Subjects who are undergoing medical treatment for periodontosis or dental caries 16. Subjects who are dental treatment or have dental diseases 17. Subjects who are smokers, or started smoking cessation within one year before the agreement to participate in this trial
Target sample size	30

Research contact person
Name of lead principal investigator	1st name Masahiko Middle name Last name Horiuchi
Organization	Medical Corporation Yuseikai, Horiuchi Dental Clinic
Division name	Director
Zip code	141-0022
Address	2F AM Bldg., 2-3-3, Higashi-gotanda, Shinagawa-ku, Tokyo, Japan
TEL	03-3449-1033
Email	dr_horiuchi@orthomedico.jp

Public contact
Name of contact person	1st name Naoko Middle name Last name Suzuki
Organization	ORTHOMEDICO Inc.
Division name	R&D Department
Zip code	112-0002
Address	2F Sumitomo Fudosan Korakuen Bldg., 1-4-1, Koishikawa, Bunkyo-ku, Tokyo, Japan.
TEL	03-3818-0610
Homepage URL
Email	nao@orthomedico.jp

Sponsor
Institute	ORTHOMEDICO Inc.
Institute
Department

Funding Source
Organization	Maikon no kohara Corporation.
Organization
Division
Category of Funding Organization	Profit organization
Nationality of Funding Organization

Other related organizations
Co-sponsor	Medical Corporation Seishinkai, Takara Clinic Nerima Medical Association, Minami-machi Clinic Medical Corporation Yuseikai, Horiuchi Dental Clinic
Name of secondary funder(s)

IRB Contact (For public release)
Organization	the ethical committee of the Takara Clinic, Medical Corporation Seishinkai
Address	9F Taisei Building, 2-3-2, Higashi-gotanda, Shinagawa-ku, Tokyo, Japan.
Tel	03-5793-3623
Email	IRB@takara-clinic.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	医療法人社団盛心会 タカラクリニック (東京都) Medical Corporation Seishinkai, Takara Clinic (Tokyo, Japan) 南町医院 (東京都) Nerima Medical Association, Minami-machi Clinic (Tokyo, Japan) 医療法人社団優正会 堀内歯科医院 (東京都) Medical Corporation Yuseikai, Horiuchi Dental Clinic (Tokyo, Japan)

Other administrative information
Date of disclosure of the study information	2022 Year 08 Month 05 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	Open public recruiting
Date of protocol fixation	2022 Year 07 Month 20 Day
Date of IRB	2022 Year 07 Month 20 Day
Anticipated trial start date	2022 Year 08 Month 05 Day
Last follow-up date	2022 Year 10 Month 30 Day
Date of closure to data entry
Date trial data considered complete
Date analysis concluded

Other
Other related information

Management information
Registered date	2022 Year 08 Month 05 Day
Last modified on	2022 Year 08 Month 05 Day

Link to view the page
URL(English)	https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000055379

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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