E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
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E.1.1.1 | Medical condition in easily understood language |
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E.1.1.2 | Therapeutic area | Diseases [C] - Nervous System Diseases [C10] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 19.0 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10063399 |
E.1.2 | Term | Relapsing-remitting multiple sclerosis |
E.1.2 | System Organ Class | 10029205 - Nervous system disorders |
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E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
The primary objective of the study is to assess the effect of natalizumab compared to fingolimod on the evolution of
new on-treatment T1-gadolinium-enhancing (Gd+) lesions to persistent black holes (PBH) over 52 weeks. |
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E.2.2 | Secondary objectives of the trial |
The secondary objectives of this study are to assess the effect of natalizumab compared to fingolimod on:
• MRI measures of CNS tissue destruction as measured by the number of new T1-Gd+ lesions.
• Various other MRI measures of disease activity.
• No Evidence of Disease Activity (NEDA)
• Relapse on treatment over 52 weeks.
• The change in information processing speed as measured by the Symbol Digit Modalities Test (SDMT). |
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E.2.3 | Trial contains a sub-study | Yes |
E.2.3.1 | Full title, date and version of each sub-study and their related objectives |
The Diffusion Tensor Imaging (DTI) substudy, the structural changes in brain tissue within lesions and normal appearing white matter (NAWM) by measuring through voxel-wise analysis the extent and severity of fractional anisotrophy (FA)- and diffusivity-measured tissue damage of natalizumab- and fingolimodtreated subjects over 52 weeks compared to healthy volunteer cohort. |
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E.3 | Principal inclusion criteria |
Inclusion Criteria for MS Patients:
- Must have a documented diagnosis of relapsing MS (McDonald 2010 Criteria [Polman 2011]) at study screening.
- for subjects with a previous history of treatment with BRACE-TA he/she must have:
• Been on therapy for at least 6 months (unless experiencing highly active disease; see #6 below)
• At least 9 T2-hyperintense lesions on a brain MRI scan, and
• Experienced ≥1 relapse while on therapy within the last 6 months prior to study screening and either:
* ≥1 new T1-Gd+ lesion or ≥2 new T2 lesions on a brain MRI scan performed ≤6 months prior to study screening
or
* ≥2 new T2 lesions on a brain MRI scan performed ≤6 months prior to study screening, with comparison made to a T2
MRI scan performed up to 18 months before study screening.
- For subjects with highly active disease (defined by the criteria below), regardless of whether they are disease-modifying therapy (DMT)-naïve or had previous exposure to BRACE TA, he/she must have had:
• ≥2 disabling relapses in the 12 months prior to study screening and either:
* ≥1 new T1 Gd+ lesion on a brain MRI scan performed ≤6 months prior to study screening
or
* ≥2 new T2 lesions on a brain MRI scan performed ≤6 months prior to study screening with comparison made to a T2
MRI scan performed up to 18 months before study screening
- Willing to take natalizumab or fingolimod as the only DMTs for the duration of the study treatment period.
- Must have an EDSS score from 0 to 5.5 inclusive at study screening.
Inclusion Criteria for Healthy Volunteers:
- Subjects who are generally healthy as demonstrated by physical examination and by medical history, with no history or evidence of major illnesses, diseases, or disorders.
- Subjects of childbearing potential must practice effective contraception and be willing and able to continue contraception for duration of the study.
- No history of drug or alcohol abuse (as defined by the Investigator) within 1 year prior to study screening.
- Willing and able to comply with scheduled visits and imaging services.
NOTE: Other protocol defined Inclusion criteria may apply |
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E.4 | Principal exclusion criteria |
Exclusion Criteria for MS Patients:
- History of or positive test result at study screening for HIV
- History or positive test result at study screening for HCV antibody or current hepatitis B infection (defined as positive for HBsAg and/or HBcAb). Subjects with immunity to hepatitis B from either active vaccination (defined as negative HBsAg, positive HBsAb and negative HBcAb) or from previous natural infection (defined as negative HBsAg, positive HBsAb immunoglobulin G, and positive HBcAb) are eligible to participate in the study
- Prior treatment with natalizumab or fingolimod
- Diagnosis of PPMS and/or SPMS
- History of or known active malignant disease, including solid tumors and hematologic malignancies (subjects with cutaneous basal and squamous cell carcinoma that has been completely excised and considered cured prior to study screening remain eligible)
- History of opportunistic infections (including PML) or any clinically significant cardiac, endocrinologic, hematologic, hepatic, immunologic, metabolic, urologic, pulmonary, neurologic (other than MS), dermatologic, psychiatric, and renal condition, or other major disease
- A clinically significant infectious illness (eg, pneumonia, septicemia) within the 1 mth prior to study screening
- History of drug or alcohol abuse within 1 yr prior to study screening
- Exposure to IVIg, monoclonal antibodies, cytokines, growth factors, soluble receptors, other recombinant products, or fusion proteins within 1 yr prior to study screening
- History of immunosuppressant use (eg, mitoxantrone, azathioprine, methotrexate, cyclophosphamide, mycophenolate, cladribine, rituximab) in the last 12 mths prior to study screening. Treatment with IV and/or oral corticosteroids (topical corticosteroids are acceptable) within 4 wks of baseline DTI-MRI assessment
- An MS relapse that has occurred within the 30 days prior to randomization and/or the subject has not stabilized from a previous relapse prior to randomization
- Current/previous participation in investigational drug studies
- Subject has any contraindications to fingolimod or natalizumab, as described in the respective Prescribing Information or has any medical condition as described in the warnings and precautions of the respective Prescribing Information that makes the subject unsuitable for participation in the study
- Subject treated with teriflunomide who did not undergo an accelerated elimination procedure prior to study screening.
- History or evidence of macular edema on ophthalmologic exam
- History of congenital QT prolongation, unexplained hypokalemia, myocardial infarction, unstable angina, stroke, transient ischemic attack, decompensated heart failure in last 6 mths
- Mobitz type II second degree or third degree AV block or sick sinus syndrome, symptomatic bradycardia, recurrent syncope, or severe untreated sleep apnea
- Baseline corrected QTc (Fridericia [QTcF] or Bazett’s [QTcB] formula) interval ≥470 ms in females and ≥450 ms in males
- Treatment with Class Ia (e.g., procainamide, quinidine, ajmaline, disopyramide) or Class III (amiodarone, bretylium, dofelitide, sotalol, ibulitide, azilimide) anti-arrhythmic drugs
- Concurrent therapy with drugs that slow heart rate (eg, beta-blockers, heart-rate lowering calcium channel blockers such as diltiazem, verapamil or digoxin), prolong the QTc interval, or are potent inducers of CYP450
- Hypertension not controlled with prescribed medications
- History of severe respiratory disease, pulmonary fibrosis or class III or IV chronic obstructive pulmonary disease
- Subjects without immunity to VZV from either active vaccination or from previous natural infection (defined as negative IgG antibodies) at study screening
- The use of live or live attenuated vaccination within 4 wks of study screening
- Presence of a metal device affected by MRI (eg, electronic or magnetic implant, cardiac pacemaker or defibrillator) or potential ferromagnetic foreign body (metal slivers, shavings, other metal objects), which would be a contraindication for MRI
- Claustrophobia sufficient to interfere with generating reliable MRI scans in MS subjects in the DTI sub-study
- Women who are breastfeeding, pregnant, or planning to become pregnant; not postmenopausal or surgically sterile and are unwilling to practice contraception
Exclusion Criteria for Healthy Volunteers:
- Claustrophobia sufficient to interfere with generating reliable MRI scans
- History of other major illness including neurological disorders
- Presence of a metal device affected by MRI (eg, electronic or magnetic implant, cardiac pacemaker or defibrillator) or potential ferromagnetic foreign body (metal slivers, metal shavings, other metal objects), which would be a contraindication for MRI
- Women who are currently pregnant or breastfeeding, or who have a positive pregnancy test result at screening
NOTE: Other protocol defined Exclusion criteria may apply |
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E.5 End points |
E.5.1 | Primary end point(s) |
The primary endpoint of the study is the cumulative number of ≥6-month confirmed T1-hypointense lesions (i.e., PBH) arising from new on-treatment T1-Gd+ lesions. |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
Weeks 4, 8, 12, 16, 20, 24 |
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E.5.2 | Secondary end point(s) |
The secondary endpoints of this study are the follwoing:
• MRI endpoints:
o Cumulative number of new T1-Gd+ lesions .
o Change in total T1-hypointense and total T2-hyperintense lesion volumes.
o Cumulative number of new or enlarging T2 lesions.
• Proportion of subjects with NEDA according to the following definition:
o No relapses.
o No 12-week confirmed disability progression based on EDSS.*
o No new T1-Gd+ lesions on brain MRI.
o No new or enlarging T2-hyperintense lesions.
• Time to first relapse, cumulative risk of relapses and time to complete recovery from first relapse. **
• Change in information processing speed as measured by the SDMT from baseline to Week 24 and Week 52.
* Increase of 1.0 or more on the EDSS from a baseline score of 1.0 or more, or an increase of 1.5 or more from a baseline score of 0 that was sustained for 12 weeks (progression could not be confirmed during a relapse).
** 12-week confirmed complete Expanded Disability Status Scale (EDSS) recovery from first on-treatment relapse is defined as an EDSS score that is equal to or lower than the last pre-relapse EDSS score and sustained for at least 12 week |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Weeks 4, 8, 12, 16, 20, 24, 52 |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | No |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | Yes |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | Yes |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | No |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | Yes |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
E.8.1.5 | Parallel group | Yes |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | Yes |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| No |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.4.1 | Number of sites anticipated in Member State concerned | 4 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 70 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | Yes |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned |
Australia |
Czech Republic |
Denmark |
France |
Germany |
Italy |
Spain |
Sweden |
United Kingdom |
United States |
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E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 2 |
E.8.9.1 | In the Member State concerned months | 2 |
E.8.9.1 | In the Member State concerned days | 0 |
E.8.9.2 | In all countries concerned by the trial years | 2 |
E.8.9.2 | In all countries concerned by the trial months | 7 |
E.8.9.2 | In all countries concerned by the trial days | 0 |