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DiabetesPhase 2/3NCT02622672

Water-soluble Ubiquinol Supplementation on Blood Glucose, Lipids, Oxidative Stress, and Inflammation in Diabetes

A Phase 2/3 study testing water-soluble ubiquinol in people with Diabetes, run by Yeh.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Diabetes is considered an oxidative stress and a chronic inflammatory disease. Coenzyme Q10 (ubiquinone) is recognized as a lipid soluble antioxidant. Ubiquinol is a reduced form of coenzyme Q10 in our body after food or supplements intakes. Read more about this study

Who is it for?
Ages 20 to 80 years
Conditions the study is for
Diabetes
What is being tested?
water-soluble ubiquinol
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
50 participants
Where
No sites listed yet
Study dates
4 Jan 2016to 1 Mar 2017
Phase
Phase 2/3
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 20 to 80 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • The diagnostic criteria for type 2 diabetes were defined as a glycohemoglobin (A1C) ≧ 6.5%, a fasting glucose ≧ 7.0 mmol/L or a 2-h plasma glucose ≧ 200 mmol/L during an oral glucose tolerance test (OGTT), as well as the use of anti-hyperglycemic drugs.

Who cannot join

  • pregnant or lactation women.
  • patients with liver or renal disease
  • Antioxidant dietary supplements user.
  • patients under warfarin therapy.
  • patients with hypoglycemia (fasting glucose < 60 mg/dL) or hyperlipidemia (fasting triglyceride ≧ 500 mg/dL)

About this study

Official title: Water-soluble Ubiquinol (a Reduced Form of Coenzyme Q10) Supplementation on Blood Glucose, Lipids, Oxidative Stress, and Inflammation in Patients With Type 2 Diabetes

Diabetes is considered an oxidative stress and a chronic inflammatory disease. Coenzyme Q10 (ubiquinone) is recognized as a lipid soluble antioxidant. Ubiquinol is a reduced form of coenzyme Q10 in our body after food or supplements intakes. Studies have indicated that the water-soluble ubiquinol had better antioxidant activity and absorption than lipid-soluble. The purpose of this study was to investigate the effects of a water-soluble ubiquinol supplement (100 mg/d) on antioxidation and anti-inflammation in diabetes patients.

Read the detailed description

The patients with type 2 diabetes will recruit as subjects (n = 50) and randomly assign to the placebo (n = 25) or coenzyme Q10 groups (n = 25). The intervention will administer for 12 weeks. The concentrations of coenzyme Q10, oxidative stress marker (malondialdehyde), antioxidant enzymes activities (superoxide dismutase, catalase, and glutathione peroxidase), inflammatory markers [C-reactive protein (CRP), and interleukin-6 (IL-6)], and biochemical parameters (fasting glucose, A1C, insulin, C-peptide, and lipid profiles), and blood pressure will measure. Hopefully, the results of this study could provide the information of water-soluble ubiquinol supplement for clinical doctors and dietitians recommend that diabetes patients deserve to know whether the use of coenzyme Q10 supplement.

Conditions
Diabetes
Being tested
water-soluble ubiquinol, Placebo
Keywords
Antioxidation, Anti-inflammation, Blood glucose, Blood lipids
Medical subject headings
Diabetes Mellitus

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • water-soluble ubiquinolDietary supplement

    Also called water-soluble coenzyme Q10

    100 mg/d

  • PlaceboDietary supplement

    glycerin.soy-lecithin, and water

Study groups in NCT02622672
Study groupRoleWhat they receive
PlaceboExperimentalglycerin.soy-lecithin, and water
Receives: Dietary Supplement: Placebo
SupplementExperimentalwater-soluble Ubiquinol 100 mg/d
Receives: Dietary Supplement: water-soluble ubiquinol

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Fasting glucose

    serum level of fasting glucose in mmol/L.

    Measured: 12 weeks

Secondary outcomes (8)
  1. Low density lipoprotein-cholesterol (LDL-C)

    serum level of LDL-C in mmol/L.

    Measured: 12 weeks

  2. high density lipoprotein-cholesterol (HDL-C)

    serum level of HDL-C in mmol/L.

    Measured: 12 weeks

  3. malondialdehyde (MDA)

    plasma level of MDA in micromol/L.

    Measured: 12 weeks

  4. catalase (CAT)

    red blood cells level of CAT in Units/mg protein.

    Measured: 12 weeks

  5. superoxide dismutase (SOD)

    red blood cells level of SOD in Units/mg protein.

    Measured: 12 weeks

  6. glutathione peroxidase (GPx)

    red blood cells level of GPx in Units/mg protein.

    Measured: 12 weeks

  7. high sensitivity C-reactive protein (hs-CRP)

    serum level of hs-CRP in mg/L.

    Measured: 12 weeks

  8. high sensitivity interleukin (hs-IL-6)

    serum level of hs-IL-6 in pg/mL.

    Measured: 12 weeks

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted4 Dec 2015 (estimated)
  2. Study start4 Jan 2016
  3. Primary completion25 Oct 2016
  4. Study completion1 Mar 2017

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2/3
Primary purpose
Supportive care
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Care provider
Enrolment
50 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02622672
Sponsor's protocol ID
CS2-15095
Status last verified
Mar 2017
First submitted
19 Nov 2015
Last updated
14 Mar 2017
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 2/3 study testing water-soluble ubiquinol in people with Diabetes, run by Yeh.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 14 Mar 2017. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this combined phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Fasting glucose (time frame: 12 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 14 Mar 2017; AzTrials last refreshed its copy on 8 Nov 2026.

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