Vitamin D Supplementation for the Prevention of Acute Respiratory Infections: a RCT in Young Finnish Men

NCT ID: NCT05014048

Last Updated: 2023-10-18

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

231 participants

Study Classification

INTERVENTIONAL

Study Start Date

2018-01-04

Study Completion Date

2018-05-14

Brief Summary

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Vitamin D intervention effects on the prevention of acute respiratory tract infections among Young Finnish Men

Detailed Description

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Conditions

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Vitamin D Deficiency Respiratory Tract Infections

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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vitamin D3

20 mikrog vitamin D3 daily, 3 months

Group Type ACTIVE_COMPARATOR

Vitamin D3

Intervention Type DIETARY_SUPPLEMENT

20 mikrog vitamin D3 daily

Placebo

Placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DIETARY_SUPPLEMENT

Placebo

Interventions

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Vitamin D3

20 mikrog vitamin D3 daily

Intervention Type DIETARY_SUPPLEMENT

Placebo

Placebo

Intervention Type DIETARY_SUPPLEMENT

Eligibility Criteria

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Inclusion Criteria

* Male
* 18-29 years of age
* examined as Healthy according to Finnish Military Health Care regulations

Exclusion Criteria

* Female
* age \> 30 yrs
Minimum Eligible Age

18 Years

Maximum Eligible Age

29 Years

Eligible Sex

MALE

Accepts Healthy Volunteers

Yes

Sponsors

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Finnish Defense Forces

OTHER_GOV

Sponsor Role collaborator

Tampere University

OTHER

Sponsor Role lead

Responsible Party

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Ilkka Laaksi

Principal Investigator

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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ilkka laaksi, MDPhD

Role: PRINCIPAL_INVESTIGATOR

University of Tampere, Finland

Locations

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Finnish Defence Forces

Hämeenlinna, , Finland

Site Status

Countries

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Finland

References

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Laaksi A, Kyrolainen H, Pihlajamaki H, Vaara JP, Luukkaala T, Laaksi I. Effects of Vitamin D Supplementation and Baseline Vitamin D Status on Acute Respiratory Infections and Cathelicidin: A Randomized Controlled Trial. Open Forum Infect Dis. 2024 Aug 27;11(9):ofae482. doi: 10.1093/ofid/ofae482. eCollection 2024 Sep.

Reference Type DERIVED
PMID: 39301110 (View on PubMed)

Other Identifiers

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UTampere

Identifier Type: -

Identifier Source: org_study_id

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