Vitamin D in Bronchiolitis Obliterans Syndrome (VIT001)
A Randomized Double Blind Placebo Controlled Trial With Vitamin D to Prevent Bronchiolitis Obliterans Syndrome After Lung Transplantation
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Detailed Description
- Prospective, interventional, randomized, double-blind, placebo-controlled trial.
- Clinical setting (tertiary University Hospital).
- Investigator-driven, no pharmaceutical sponsor.
- Lung transplant recipients.
- Add-on of study-drug (placebo or vitamin D) to 'standard of care' (standardized, routine immunosuppressive and infectious prophylactic protocol).
- 1:1 inclusion ratio (placebo:Vitamin D).
- Randomisation at discharge after informed consent.
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 4
Contacts and Locations
Study Locations
-
-
-
Leuven, Belgium, 3000
- UZ Gasthuisberg
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Stable LTx recipients at discharge after transplantation.
- Signed informed consent
- Adult (age at least 18 years old at moment of transplantation)
- Able to take oral medication
Exclusion Criteria:
- Prolonged and/or complicated Intensive care unit-course after transplantation.
- Early (<30 days post-transplant) post-operative death
- Major suture problems (airway stenosis or stent)
- Retransplantation (lung)
- Previous transplantation (solid organ)
- Multi-organ transplantation (lung+ other solid organ)
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Prevention
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Quadruple
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Placebo Comparator: Placebo
Olive oil
|
Every month 100.000 units of vitamin D in syringe Exacta-Med Oral Dispenser during 2 years and re-evaluation after 3 years
Other Names:
|
|
Experimental: Vitamin D
Addition of D-cure (100.000U) to standard care
|
Every month 100.000 units of vitamin D in syringe Exacta-Med Oral Dispenser during 2 years and re-evaluation after 3 years
Other Names:
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Prevalence of Bronchiolitis Obliterans syndrome (BOS) (grade 1) at 2 years after transplantation
Time Frame: 2 years after transplantation
|
BOS= decline in forced expiratory volume in 1 second (FEV1) with at least 80% compared to the best post-operative value
|
2 years after transplantation
|
|
Prevalence of BOS (grade 1) at 3 years after transplantation
Time Frame: 3 years after transplantation
|
her-evaluation of data
|
3 years after transplantation
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Bronchoalveolar lavage
Time Frame: during 2 and 3y of follow-up
|
cellularity, protein and mRNA concentration and microbiology
|
during 2 and 3y of follow-up
|
|
Peripheral blood
Time Frame: During 2 and 3 years of follow-up
|
Protein and mRNA concentration, cellularity
|
During 2 and 3 years of follow-up
|
|
Rejection rates
Time Frame: During 2 and 3 years of follow-up
|
Acute rejection and lymphocytic bronchiolitis rates
|
During 2 and 3 years of follow-up
|
|
Reflux
Time Frame: During 2 and 3 years of follow-up
|
clinical and biochemical approach
|
During 2 and 3 years of follow-up
|
|
Infection rates
Time Frame: During 2 and 3 years of follow-up
|
cytomegalovirus (CMV) and non- CMV infection rates
|
During 2 and 3 years of follow-up
|
Collaborators and Investigators
Sponsor
Sponsor
Collaborators
Collaborators
Investigators
Investigators
- Principal Investigator: Geert M Verleden, MD, PhD, UZ Gasthuisberg
Publications and helpful links
General Publications
- Estenne M, Maurer JR, Boehler A, Egan JJ, Frost A, Hertz M, Mallory GB, Snell GI, Yousem S. Bronchiolitis obliterans syndrome 2001: an update of the diagnostic criteria. J Heart Lung Transplant. 2002 Mar;21(3):297-310. doi: 10.1016/s1053-2498(02)00398-4. No abstract available.
- Vanaudenaerde BM, Meyts I, Vos R, Geudens N, De Wever W, Verbeken EK, Van Raemdonck DE, Dupont LJ, Verleden GM. A dichotomy in bronchiolitis obliterans syndrome after lung transplantation revealed by azithromycin therapy. Eur Respir J. 2008 Oct;32(4):832-43. doi: 10.1183/09031936.00134307.
- Ramirez AM, Wongtrakool C, Welch T, Steinmeyer A, Zugel U, Roman J. Vitamin D inhibition of pro-fibrotic effects of transforming growth factor beta1 in lung fibroblasts and epithelial cells. J Steroid Biochem Mol Biol. 2010 Feb 15;118(3):142-50. doi: 10.1016/j.jsbmb.2009.11.004. Epub 2009 Nov 17.
- Zittermann A, Schleithoff SS, Gotting C, Fuchs U, Kuhn J, Kleesiek K, Tenderich G, Koerfer R. Calcitriol deficiency and 1-year mortality in cardiac transplant recipients. Transplantation. 2009 Jan 15;87(1):118-24. doi: 10.1097/TP.0b013e31818c2708.
- Janssens W, Bouillon R, Claes B, Carremans C, Lehouck A, Buysschaert I, Coolen J, Mathieu C, Decramer M, Lambrechts D. Vitamin D deficiency is highly prevalent in COPD and correlates with variants in the vitamin D-binding gene. Thorax. 2010 Mar;65(3):215-20. doi: 10.1136/thx.2009.120659. Epub 2009 Dec 8.
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Estimate)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- VIT001
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