We are updating the design of this site. Learn more.
Show more
ClinicalTrials.gov
ClinicalTrials.gov Menu

Vitamin and Asthma Study

This study has been completed.
Sponsor:
ClinicalTrials.gov Identifier:
NCT01447173
First Posted: October 6, 2011
Last Update Posted: October 23, 2012
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by (Responsible Party):
Yanbin Dong, Georgia Health Sciences University
  Purpose
The study looks at how vitamin D supplement will improve the severity of asthma and lung function as well as biomarkers in asthmatic children.

Condition Intervention Phase
Asthma Drug: Vitamin D Phase 4

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: None (Open Label)
Primary Purpose: Treatment

Resource links provided by NLM:


Further study details as provided by Yanbin Dong, Georgia Health Sciences University:

Primary Outcome Measures:
  • Change in Pulmonary Function Test (PFT) after vitamin D supplementation [ Time Frame: 4 weeks ]
  • Change in Asthma Control Test (ACT) scores after vitamin D supplementation [ Time Frame: 4-week ]

Enrollment: 10
Study Start Date: December 2010
Study Completion Date: September 2011
Primary Completion Date: September 2011 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: 2000 IU vitamin D Daily Drug: Vitamin D
Vitamin D 2000 IU daily pill Vitamin D 400 IU daily pill
Placebo Comparator: 400 IU Vitamin D pill Drug: Vitamin D
Vitamin D 2000 IU daily pill Vitamin D 400 IU daily pill

  Eligibility

Information from the National Library of Medicine

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.


Ages Eligible for Study:   7 Years to 17 Years   (Child)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

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
  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01447173


Locations
United States, Georgia
Pediatrics Allergy Clinic at Georgia Health Sciences University
Augusta, Georgia, United States, 30912
Sponsors and Collaborators
Augusta University
  More Information

Responsible Party: Yanbin Dong, Professor, Georgia Health Sciences University
ClinicalTrials.gov Identifier: NCT01447173     History of Changes
Other Study ID Numbers: VDAS
First Submitted: October 3, 2011
First Posted: October 6, 2011
Last Update Posted: October 23, 2012
Last Verified: October 2012

Keywords provided by Yanbin Dong, Georgia Health Sciences University:
Asthma
Pulmonary Function Test
Vitamin D

Additional relevant MeSH terms:
Asthma
Bronchial Diseases
Respiratory Tract Diseases
Lung Diseases, Obstructive
Lung Diseases
Respiratory Hypersensitivity
Hypersensitivity, Immediate
Hypersensitivity
Immune System Diseases
Vitamins
Vitamin D
Ergocalciferols
Micronutrients
Growth Substances
Physiological Effects of Drugs
Bone Density Conservation Agents