UMIN-CTR Clinical Trial

Basic information
Official scientific title of the study	Quality of life improvement of mild knee pain effect verification study in healthy Japanese adults: a double-blind randomized controlled trial
Title of the study (Brief title)	Quality of life improvement of mild knee pain effect verification study in healthy Japanese adults
Region	Japan

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

Objectives
Narrative objectives1	To verify the mild knee pain improvement effect due to the ingestion of the test food
Basic objectives2	Safety,Efficacy
Basic objectives -Others
Trial characteristics_1	Confirmatory
Trial characteristics_2	Pragmatic
Developmental phase	Not applicable

Assessment
Primary outcomes	Japanese Knee Osteoarthritis Measure (JKOM) *Measuring point: at 0 week and 4 weeks after ingestion
Key secondary outcomes	The scoring system of the Japanese Orthopaedic Association (JOA) High sensitivity C-reactive protein (hs-CRP) *Measuring point: at 0 week and 4 weeks after ingestion

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	No need to know

Intervention
No. of arms	3
Purpose of intervention	Treatment
Type of intervention	Food
Interventions/Control_1	Duration: 4 weeks Test material: Krill oil capsule Dose: 4 capsules, once a day Administration: Take 4 capsules after breakfast
Interventions/Control_2	Duration: 4 weeks Test material: Krill oil and safflower oil capsule Dose: 4 capsules, once a day Administration: Take 4 capsules after breakfast
Interventions/Control_3	Duration: 4 weeks Test material: Placebo capsule Dose: 4 capsules, once a day Administration: Take 4 capsules after breakfast
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	Not applicable
Gender	Male and Female
Key inclusion criteria	1. Healthy Japanese adults 2. Persons have mild knee pain
Key exclusion criteria	1. At least one previous medical history of malignant tumor, heart failure or myocardial infarction 2. Currently under the treatment for either atrial fibrillation, cardiac arrhythmia, hepatic disorder, renal disorder, cerebrovascular disorder, knee osteoarthritis, rheumatism, diabetes mellitus, dyslipidemia, hypertension or other chronic diseases. 3. Currently taking medicines (include herbal medicines), and/or supplements, particularly taking acetylsalicylic acid or warfarin medicines 4. Allergic to medicines or foods related to the test food of this trial (shellfish and gelatin allergic for the test food contains crustacean-originating ingredient and is coated with gelatin-containing capsule film.) 5. Pregnant, lactating, or planning to get pregnant during the trial period 6. Enrolled into other clinical trials within the last 3 months before agreeing to participate in this trial 7. Judged unsuitable for participating in this trial by physician
Target sample size	75

Research contact person
Name of lead principal investigator	Kazuo YAMAMOTO
Organization	ORTHOMEDICO, Inc.
Division name	R&D Department
Address	2F Sumitomo Fudosan Korakuen Bldg., 1-4-1 Koishikawa, Bunkyo-ku, Tokyo.
TEL	03-3818-0610
Email	kazu@orthomedico.jp

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

Sponsor
Institute	ORTHOMEDICO, Inc.
Institute
Department

Funding Source
Organization	Sunsho Pharmaceutical Co., Ltd.
Organization
Division
Category of Funding Organization	Profit organization
Nationality of Funding Organization

Other related organizations
Co-sponsor	Seishin-kai Medical Association Inc, Takara Medical Clinic.
Name of secondary funｄer(s)

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) Seishin-kai Medical Association Inc, Takara Medical Clinic (Tokyo)

Other administrative information
Date of disclosure of the study information	2016 Year 04 Month 26 Day

Progress
Recruitment status	Completed
Date of protocol fixation	2016 Year 04 Month 18 Day
Anticipated trial start date	2016 Year 04 Month 27 Day
Last follow-up date	2016 Year 11 Month 30 Day
Date of closure to data entry	2016 Year 11 Month 30 Day
Date trial data considered complete	2016 Year 12 Month 10 Day
Date analysis concluded	2016 Year 12 Month 16 Day

Related information
URL releasing protocol
Publication of results	Published
URL releasing results
Results	Watanabe H, Matahira Y, Suzuki N, Takara T. Effects of Ingestion of Krill Oil on Quality of Life Related to Mild Knee Pain-A Randomized Double-blind Placebo-controlled Trial-. Jpn Pharmacol Ther. 2017; 45(6): 999-1026.
Other related information

Management information
Registered date	2016 Year 04 Month 26 Day
Last modified on	2017 Year 11 Month 20 Day

Link to view the page
URL(English)	https://upload.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000025462