Vitamin D and the Influenza Epidemic

Subjects included in ongoing vitamin d intervention trials were asked by questionnaire if they were ill with influenza during the winter season 2009/2010 to see if vitamin d supplementation prevented flu like disease.

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Key information

Conditions

Influenza Infections Influenza, Human Orthomyxoviridae Infections RNA Virus Infections Respiratory Tract Diseases Respiratory Tract Infections Virus Diseases

Age range

20 year–80 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Primary location

University of Tromsø

Tromsø, 9037, Norway

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

participant in vitamin D versus placebo study

Exclusion criteria

none

Treatment and study plan

choleclaciferol

Drug

800-6000 IU cholecalciferol per day

Primary outcomes

influenza during the winter season 2009/2010

Time frame: up to 30 weeks

Sponsors and collaborators

Lead sponsor

University of Tromso

Other

Registry information

Important dates

Study start: 2010
Primary completion: 2010
Study completion: 2010
First posted: Aug 17, 2010
Registry last updated: Jul 20, 2011

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

Published trials that share one or more normalized conditions with this study.

Completed