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Trial registered on ANZCTR
Registration number
ACTRN12615000752561
Ethics application status
Approved
Date submitted
24/06/2015
Date registered
21/07/2015
Date last updated
21/07/2015
Type of registration
Retrospectively registered
Titles & IDs
Public title
Vitamin E metabolomics in healthy volunteers
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Scientific title
Administration of vitamin E to healthy volunteers in order to monitor its effect on the metabolome
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Secondary ID [1]
286969
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None
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Metabolism
295430
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Condition category
Condition code
Metabolic and Endocrine
295683
295683
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0
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Normal metabolism and endocrine development and function
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Vitamin E food supplement; 400 mg in form of oral capsules once daily for 14 days.
Adherence will be monitored by drug capsules return.
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Intervention code [1]
292175
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Treatment: Drugs
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Comparator / control treatment
no control group
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Control group
Uncontrolled
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Outcomes
Primary outcome [1]
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The metabolomic profile change after fortnight vitamin E food suplement. This is one composite outcome.
Endogenous metabolome will be obtained using ultra-performance liquid chromatography electrospray ionization time-of-flight mass spectrometry and data analyzed using multivariate analysis tools.
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Assessment method [1]
295389
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Timepoint [1]
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Baseline, and at 7th and 14th day after vitamin E food suplement.
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Secondary outcome [1]
315494
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Verify the effect of pregnane xenobiotic receptor (PXR) polymorphisms on potential changes in metabolomics induced by vitamin E food suplement. PXR polymorhism will be detected using PCR methods.
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Assessment method [1]
315494
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Timepoint [1]
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Blood samples for PXR polymorphisms identification will be taken at baseline.
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Eligibility
Key inclusion criteria
Healthy adult volunteers, aged 18-65 years, of both sexes will be admitted to the study
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Minimum age
18
Years
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Maximum age
65
Years
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Sex
Both males and females
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Can healthy volunteers participate?
Yes
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Key exclusion criteria
Oral Contraception, pregnancy and/or positive pregnancy test, lactation, participation in other clinical trials currently and/or in the previous 3 months, use of drugs with enzyme-inducing properties during the previous 4 weeks, use of vitamin medicinal products (including OTC) in the previous 4 weeks, active viral infection during the previous 4 weeks, immunization during the previous 4 weeks, alcohol and/or drug abuse history, smoking
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Non-randomised trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
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Who is / are masked / blinded?
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Intervention assignment
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Other design features
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Phase
Not Applicable
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Recruiting
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Date of first participant enrolment
Anticipated
29/06/2015
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Actual
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
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Sample size
Target
12
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Accrual to date
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Final
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Recruitment outside Australia
Country [1]
6997
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Czech Republic
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State/province [1]
6997
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Prague
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Funding & Sponsors
Funding source category [1]
291526
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University
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Name [1]
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Charles University in Prague
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Address [1]
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Ovocny trh 3-5
Prague
116 36
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Country [1]
291526
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Czech Republic
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Primary sponsor type
University
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Name
Charles University in Prague
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Address
Ovocny trh 3-5
Prague
116 36
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Country
Czech Republic
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Secondary sponsor category [1]
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None
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Name [1]
290207
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Address [1]
290207
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Country [1]
290207
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Ethics approval
Ethics application status
Approved
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Summary
Brief summary
Objective of this study is to describe the effect of vitamin E food suplement on metabolome in healthy volunteers.
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Trial website
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
58338
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Dr Ondrej Slanar
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Address
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Department of Pharmacology, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague,
Albertov 4, 128 00 Prague, Czech Republic
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Country
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Czech Republic
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Phone
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+420 224 964 135
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Fax
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Email
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[email protected]
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Contact person for public queries
Name
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Martin Sima
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Address
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Department of Pharmacology, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague,
Albertov 4, 128 00 Prague, Czech Republic
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Country
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Czech Republic
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Phone
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+420 224 964 135
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Fax
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Email
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[email protected]
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Contact person for scientific queries
Name
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Martin Sima
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Address
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Department of Pharmacology, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague,
Albertov 4, 128 00 Prague, Czech Republic
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Country
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Czech Republic
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Phone
58340
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+420 224 964 135
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Fax
58340
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Email
58340
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[email protected]
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No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
Documents added manually
No documents have been uploaded by study researchers.
Documents added automatically
No additional documents have been identified.
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