This study evaluated the safety, tolerability and effect on MRI lesion parameters of FTY720 in patients with relapsing multiple sclerosis.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
281
Novartis Investigational site
Montreal, Canada
Mean Number of Gadolinium (Gd)-Enhanced T1-weighted Lesions at Month 6 (Core)
Total number of post-baseline Gd-enhanced lesions is calculated as a sum of all Gd-enhanced lesions seen on post-baseline scans per visit. Real (not per slice) lesions are counted in this analysis.
Time frame: Month 6 (Core)
Mean Number of Gadolinium (Gd)-Enhanced T1-weighted Lesions at Month 12
Total number of post-baseline Gd-enhanced lesions is calculated as a sum of all Gd-enhanced lesions seen on post-baseline scans per visit. Real (not per slice) lesions are counted in this analysis.
Time frame: Month 12 (extension)
Mean Number of Gadolinium (Gd)-Enhanced T1-weighted Lesions at Month 60
Total number of post-baseline Gd-enhanced lesions is calculated as a sum of all Gd-enhanced lesions seen on post-baseline scans per visit. Real (not per slice) lesions are counted in this analysis.
Time frame: Month 60 (extension)
Mean Number of Gadolinium (Gd)-Enhanced T1-weighted Lesions at End of Study
Total number of post-baseline Gd-enhanced lesions is calculated as a sum of all Gd-enhanced lesions seen on post-baseline scans per visit. Real (not per slice) lesions are counted in this analysis. The last observation was the last observation available for each patient which ranged from 1 to 2801 days
Time frame: Last observation (Up to 80 months in average)
Percentage of Participants Free of T1-weighted Lesions
A patient was defined as free of lesions if s/he had zero lesions. The last observation was the last observation available for each patient which ranged from 1 to 2801 days
Time frame: Baseline, Months 6 (core), 12, 60 and Last Observation (up to 80 months in average)
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Novartis Investigational site
Ottawa, Canada
Novartis Investigational site
Toronto, Canada
Novartis Investigational site
Vancouver, Canada
Novartis Investigational site
Copenhagen, Denmark
Novartis Investigational site
Helsinki, Finland
Novartis Investigational site
Turku, Finland
Novartis Investigational site
Lille, France
Novartis Investigational site
Marseille, France
Novartis Investigational site
Schwendi, Germany
...and 16 more locations
Percentage of Patients Free of Gd-enhanced T1-weighted and New T2- Weighted Lesions by Visit
A patient was defined as free of lesions if s/he had zero lesions. The sum of all new T2-weighted lesions at Month 1 to last observation was zero (the sum is missing if one of the assessments was missing). New T2 lesions at a specific visit were assessed relative to the previous visit scan. Exception: new T2 lesions at Month 24 were assessed relative to Month 12. The last observation was the last observation available for each patient which ranged from 1 to 2801 days
Time frame: Month 6 and 12, 60, last observation (up to 80 months in average)
Mean Number of New T2-weighted Lesions
New T2 lesions at a specific visit were assessed relative to the previous visit scan. The total number of lesions (Month 1 to end of study) is calculated as the sum of the number of lesions at Months 1 to 6, Month 12, Month 60 and last observation. The last observation was the last observation available for each patient which ranged from 1 to 2801 days
Time frame: (Core) Month 6 and (Extension) 12, 60, last observation (up to 80 months in average)
Volume of T2-weighted Lesions
Volume of total T2-weighted lesions by visit were summarized. The last observation was the last observation available for each patient which ranged from 1 to 2801 days
Time frame: (Core) Month 6 and (Extension) 12, 60, last observation (up to 80 months in average)
Change From Baseline in Volume of Total T2-weighted Lesions
Change in volume of total T2-weighted lesions by visit were summarized. Negative values indicate improvement (reduction in lesion volume) and positive values worsening (increase in lesion volume). The last observation was the last observation available for each patient which ranged from 1 to 2801 days.
Time frame: Baseline to month 6, 12, 60 and Last observation (up to 80 months in average)
Time to Event Analysis: Kaplan Meier Estimates of Percentage of Relapse-free Patients
The Expanded Disability Status Scale (EDSS) is a scale for assessing disability in 8 functional systems (visual, brain stem, pyramidal, cerebellar, sensory, bowel \& bladder, cerebral, other functions). An overall score ranging from 0 (normal) to 10 (death due to MS) is calculated. Disability progression was determined by the EDSS score based on the following criteria: One point increase from baseline in patients with baseline EDSS score from 0 to 5.0; or half a point increase in patients with baseline EDSS score of 5.5 or above. Percent of patients free of disability progression was calculated using the Kaplan-Meier method. The last observation was the last observation available for each patient which ranged from 1 to 2801 days
Time frame: Month 6,12,60 and Last observation (up to 80 months in average)
Mean Trough Blood Concentrations of FTY720
For each patient, the arithmetic mean of the two FTY720 trough blood levels from month 3 and 6 was calculated. This was taken as the patient's steady-state trough levels. Venous blood samples (3 mL) were collected before the dose in ethylenediaminetetraacetic acid (EDTA)-containing tubes at protocol-scheduled visits at months 3 and 6 in all patients.
Time frame: Month 3 and 6