| Recruitment status | Completed |
| Unique ID issued by UMIN | UMIN000022219 |
| Receipt No. | R000025594 |
| Official scientific title of the study | Effect of ingestion of reduced coenzyme Q10 in patients with mild cognitive impairment |
| Date of disclosure of the study information | 2016/05/09 |
| Last modified on | 2017/09/22 (Ver. 4) |
| Basic information | ||
| Official scientific title of the study | Effect of ingestion of reduced coenzyme Q10 in patients with mild cognitive impairment | |
| Title of the study (Brief title) | Effect of ingestion of reduced coenzyme Q10 in patients with mild cognitive impairment | |
| Region |
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| Condition | ||
| Condition | mild cognitive impairment | |
| Classification by specialty |
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| Classification by malignancy | Others | |
| Genomic information | NO | |
| Objectives | |
| Narrative objectives1 | To compare and evaluate the effect of a test food on mild cognitive impairment before and after ingestion of the test food or placebo |
| Basic objectives2 | Efficacy |
| Basic objectives -Others | |
| Trial characteristics_1 | |
| Trial characteristics_2 | |
| Developmental phase | |
| Assessment | |
| Primary outcomes | Change in the Mini-Mental State Examination (MMSE) score before and after ingestion of the test food |
| 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 |
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| Interventions/Control_1 | The treatment group will receive oral administration of reduced coenzyme Q10-containing soft capsules once daily. | |
| Interventions/Control_2 | The placebo group will receive oral administration of reduced coenzyme Q10-free soft capsules once daily. | |
| 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 |
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| Age-upper limit |
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| Gender | Male and Female | |||
| Key inclusion criteria | (1) Age at the time of giving informed consent: 50 to 89 years
(2) Diagnosis: mild cognitive impairment or mild Alzheimer's-type dementia (3) Patients should have an adequate understanding of the objectives and details of this study and the ability to give written informed consent for participation in the study either by themselves or via their respective legal representative. |
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| Key exclusion criteria | (1) A score of 19 or less on the Revised Hasegawa Dementia Scale (HDS-R)
(2) Diagnosis of Parkinson's disease, Huntington's disease, multiple sclerosis, or epilepsy or the presence of head trauma (3) Diagnosis of schizophrenia, depression, or serious heart disorder; incomplete recovery from a malignancy; or ongoing dialysis (4) Treatment with oxidized coenzyme Q10 or reduced coenzyme Q10 within the last 2 months (5) Judgment by the investigator as being ineligible to be a study subject for any other reason |
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| Target sample size | 50 | |||
| Research contact person | |
| Name of lead principal investigator | Taisyoku Kaku |
| Organization | KAKU Neurosurgery clinic |
| Division name | Neurosurgery |
| Address | 8-17, izumi-cho, Yamaguchi |
| TEL | 083-920-1001 |
| kakutaisyoku@gmail.com | |
| Public contact | |
| Name of contact person | Satomi Nakano |
| Organization | Bell Medical Solutions Inc. |
| Division name | Clinical Research and Development |
| Address | 1-3-7, Shiromi, Chuo-ku, Osaka |
| TEL | 06-6920-7589 |
| Homepage URL | |
| nakano.satomi@bell-medical.co.jp | |
| Sponsor | |
| Institute | KAKU Neurosurgery clinic |
| Institute | |
| Department | |
| Funding Source | |
| Organization | Your Health Care Co.,Ltd. |
| Organization | |
| Division | |
| Category of Funding Organization | Other |
| Nationality of Funding Organization | |
| Other related organizations | |
| Co-sponsor | |
| 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 | |
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| Date of disclosure of the study information |
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| Progress | |||||||
| Recruitment status | Completed | ||||||
| Date of protocol fixation |
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| Related information | |
| URL releasing protocol | |
| Publication of results | Unpublished |
| URL releasing results | |
| Results | |
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| Management information | |||||||
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| Link to view the page | |
| URL(English) | https://upload.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000025594 |