The role of vitamin D on the left ventricle ejection fraction in thalassemia major patients with cardiac hemosiderosis in Tabriz children’s hospital
Phase 3
- Conditions
- Major thalassemia.Beta thalassemia
- Registration Number
- IRCT20150618022805N2
- Lead Sponsor
- Tabriz University of Medical Sciences
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete
- Sex
- All
- Target Recruitment
- 125
Inclusion Criteria
1. Reduction of left ventricular ejection fraction by less than 55% based on echocardiography of the last three months
3. Treated with heart failure diagnosis by heart service
4. Level 25-Hydroxyvitamin D less than 30 ng / dl
5. Normal PTH serum levels
6. Serum magnesium levels are normal
Exclusion Criteria
1. Exacerbation of heart failure
2. Occurrence of arrhythmias
3. Serum 25-Hydroxyvitamin D levels greater than 80 ng / dl
4. Severe constipation
5. Muscle weakness
Study & Design
- Study Type
- interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Vitamin D. Timepoint: Eevery 4 weeks. Method of measurement: Blood sample-questionnaire.;Heart hemosiderosis. Timepoint: Every 4 weeks. Method of measurement: Echocardiography-questionnaire.
- Secondary Outcome Measures
Name Time Method Constipation. Timepoint: During the administration period. Method of measurement: En Clinical Examination, Questionnaire.