Colecalciferol as an Add-on Treatment to Interferon-beta-1b for Treatment of Multiple Sclerosis (MS)
Colecalciferol as an Add-on Treatment to Subcutaneously Administered Interferon-beta-1b for Treatment of MS
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 4
Contacts and Locations
Study Locations
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-
-
Turku, Finland, FIN-20521
- Turku University Hospital
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-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- age 18 to 55 years
- remitting-relapsing multiple sclerosis according to McDonald criteria who fulfill the reimbursement criteria for interferon-beta and have used interferon-beta-1b for at least one month
- EDSS (expanded disability statsu scale) ≤ 5
- no neutralising antibodies to INFB as measured by indirect MxA test
- prepared and considered to follow the protocol
- using appropriate contraceptive methods (women of childbearing potential)
- has given informed consent
Exclusion Criteria:
- serum calcium >2.6 mmol/L
- serum 25(OH)D2 (kalsidiol) > 85 nmol/L
- presence of primary hyperparathyroidism (serum intact PTH, parathyroid hormone)>65 ng/L)
- pregnancy or unwillingness to use contraception
- alcohol or drug abuse
- use of glucocorticoid treatment other than intravenous methylprednisolone for treatment of relapses
- current use of other immunomodulatory therapy than interferon-beta-1b
- known allergy to cholecalciferol or arachis oil (peanuts)
- therapy with digitalis, calcitonin or active vitamin D3 analogues during the previous 12 months or multivitamins containing vitamin D during previous two weeks preceding study entry
- any condition predisposing to hypercalcaemia (such as any type of cancer)
- sarcoidosis
- nephrolithiasis or renal insufficiency, serum creatinine above 1.5 times the normal upper reference limit
- significant hypertension (Blood Pressure <180/110 mmHg)
- hyperthyroidism, or hypothyroidism in the year before the study began
- a history of nephrolithiasis during the previous five years
- cardiac insufficiency or significant cardiac dysrhythmia
- unstable or advanced ischaemic heart disease
- has suffered a major depression
Study Plan
How is the study designed?
Design Details
- Primary Purpose: TREATMENT
- Allocation: RANDOMIZED
- Interventional Model: PARALLEL
- Masking: QUADRUPLE
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
EXPERIMENTAL: 1
Once weekly treatment with peroral colecalciferol capsules (Dekristol®, Swiss-Caps, Switzerland) containing 20 mg of colecalciferol corresponding to 20000 IU or 0.5 mg of vitamin D
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Once weekly treatment with peroral colecalciferol capsules (Dekristol®, Swiss-Caps, Switzerland) containing 20 mg of colecalciferol corresponding to 20000 IU or 0.5 mg of vitamin D
Other Names:
|
|
PLACEBO_COMPARATOR: 2
Identically appearing once weekly peroral capsules
|
Identically appearing once weekly peroral placebo capsules
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Measure: the proportion of patients with P-PTH< 20 ng/l and S-OH(D)2 > 85 nmol/l at 6 and 12 months
Time Frame: one year
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one year
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Number of Gadolinium-enhancing lesions on T1 and /or new enlarging lesions on Measure: T2/PD based on MRI done 12 months following randomisation compared with the MRI done at the time of randomisation
Time Frame: one year
|
one year
|
Collaborators and Investigators
Sponsor
Sponsor
Publications and helpful links
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (ANTICIPATED)
Primary Completion
Study Completion (ANTICIPATED)
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
- Pathologic Processes
- Nervous System Diseases
- Immune System Diseases
- Demyelinating Autoimmune Diseases, CNS
- Autoimmune Diseases of the Nervous System
- Demyelinating Diseases
- Autoimmune Diseases
- Multiple Sclerosis
- Sclerosis
- Physiological Effects of Drugs
- Micronutrients
- Vitamins
- Bone Density Conservation Agents
- Calcium-Regulating Hormones and Agents
- Vitamin D
- Cholecalciferol
Other Study ID Numbers
Other Study ID Numbers
- 2007-001958-99
- EudraCT 2007-001958-99
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