Vitamin D and the Influenza Epidemic

Influenza Clinical Trial

Official title:

Vitamin D and the Influenza Epidemic

Clinical Trial Details — Status: Completed

Administrative data

• NCT number: NCT01182870
• Other study ID #: UIT-ENDO-2010-1
• Status: Completed
• Phase: Phase 3
• First received: August 11, 2010
• Last updated: July 19, 2011
• Start date: April 2010
• Est. completion date: October 2010

Study information

• Verified date: July 2011
• Source: University of Tromso
• Contact: n/a
• Is FDA regulated: No
• Health authority: Norway: Ethics Committee
• Study type: Interventional

Clinical Trial Summary

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.

Recruitment information / eligibility

• Status: Completed
• Enrollment: 569
• Est. completion date: October 2010
• Est. primary completion date: September 2010
• Accepts healthy volunteers: Accepts Healthy Volunteers
• Gender: Both
• Age group: 20 Years to 80 Years

Eligibility

Inclusion Criteria:

• participant in vitamin D versus placebo study

Exclusion Criteria:

Study Design

Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor), Primary Purpose: Prevention

Related Conditions & MeSH terms

• Influenza
• Influenza, Human

Intervention

Drug:
• choleclaciferol
800-6000 IU cholecalciferol per day

Locations

Country	Name	City	State
Norway	University of Tromsø	Tromsø

Sponsors (1)

Lead Sponsor	Collaborator
University of Tromso

Country where clinical trial is conducted

Norway, 

Outcome

Type	Measure	Description	Time frame	Safety issue
Primary	influenza during the winter season 2009/2010		up to 30 weeks	No