Vitamin D and the Influenza Epidemic

University of Tromso (UiT)

Status and phase: Completed; Phase 3

Conditions: Influenza

Treatments: Drug: choleclaciferol

Study type: Interventional

Funder types: Other

Identifiers

NCT01182870

UIT-ENDO-2010-1

Details and patient eligibility

About

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.

Enrollment: 569 patients

Sex: All

Ages: 20 to 80 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• participant in vitamin D versus placebo study

Exclusion criteria

• none

Trial design

Primary purpose: Prevention

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Quadruple Blind

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569 participants in 2 patient groups, including a placebo group

cholecalciferol

Experimental group

Description:

cholecalciferol in doses 800-6000 IU per day

Treatment:

Drug: choleclaciferol

placebo

Placebo Comparator group

Description:

placebo identical looking as cholecalciferol capsules

Treatment:

Drug: choleclaciferol