Vitamin and Asthma Study

This study has been completed.
Sponsor:
Information provided by (Responsible Party):
Yanbin Dong, Georgia Health Sciences University
ClinicalTrials.gov Identifier:
NCT01447173
First received: October 3, 2011
Last updated: October 22, 2012
Last verified: October 2012

October 3, 2011
October 22, 2012
December 2010
September 2011   (final data collection date for primary outcome measure)
  • Change in Pulmonary Function Test (PFT) after vitamin D supplementation [ Time Frame: 4 weeks ] [ Designated as safety issue: No ]
  • Change in Asthma Control Test (ACT) scores after vitamin D supplementation [ Time Frame: 4-week ] [ Designated as safety issue: No ]
  • Change in PFT after vitamin D supplementation [ Time Frame: 4 weeks ] [ Designated as safety issue: No ]
  • Change in Asthma Control Test (ACT) scores after vitamin D supplementation [ Time Frame: 4-week ] [ Designated as safety issue: No ]
Complete list of historical versions of study NCT01447173 on ClinicalTrials.gov Archive Site
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Vitamin and Asthma Study
Not Provided

The study looks at how vitamin D supplement will improve the severity of asthma and lung function as well as biomarkers in asthmatic children.

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Interventional
Phase 4
Allocation: Randomized
Endpoint Classification: Efficacy Study
Intervention Model: Parallel Assignment
Masking: Open Label
Primary Purpose: Treatment
Asthma
Drug: Vitamin D
Vitamin D 2000 IU daily pill Vitamin D 400 IU daily pill
  • Experimental: 2000 IU vitamin D Daily
    Intervention: Drug: Vitamin D
  • Placebo Comparator: 400 IU Vitamin D pill
    Intervention: Drug: Vitamin D
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*   Includes publications given by the data provider as well as publications identified by ClinicalTrials.gov Identifier (NCT Number) in Medline.
 
Completed
10
September 2011
September 2011   (final data collection date for primary outcome measure)

Inclusion Criteria:

  • History of asthma (under control)otherwise in good general health

Exclusion Criteria:

  • Poorly controlled asthma
  • Taking daily multivitamin or vitamin D supplementation
  • Taking oral steroid medication
  • History of bronchopulmonary dysplasia or chronic lung disease, extreme prematurity, congenital heart disease, significant renal dysfunction or primary kidney disease, endocrinologic abnormalities of calcium metabolism or parathyroid disorders
Both
7 Years to 17 Years
No
Contact information is only displayed when the study is recruiting subjects
United States
 
NCT01447173
VDAS
Not Provided
Yanbin Dong, Georgia Health Sciences University
Georgia Regents University
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Georgia Regents University
October 2012

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP