E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Relapsing Remitting Multiple Sclerosis |
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E.1.1.1 | Medical condition in easily understood language |
Relapsing Remitting Multiple Sclerosis |
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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 | 14.1 |
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 |
This open-label, rater-blinded extension study will enroll patients who have relapsing-remitting multiple sclerosis (RRMS) and who participated in one of three prior Genzyme-sponsored studies of alemtuzumab [CAMMS223, CAMMS323 also known as CARE-MS I, or CAMMS324 also known as CARE-MS II].
The main purpose of this study is:
To examine the long term safety and efficacy of alemtuzumab treatment in patients who received alemtuzumab as their study treatment in one of the prior studies.
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E.2.2 | Secondary objectives of the trial |
Secondary objectives are:
●To examine the safety and efficacy of initial alemtuzumab treatment in this study for patients who received Rebif® (interferon beta-1a) as their study treatment in one of the prior studies.
●To determine if and when further alemtuzumab treatment is needed, and the safety and efficacy of this "as needed" treatment. This applies both to patients who received alemtuzumab for the first time in one of the prior studies or for the first time in this extension study.
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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 |
QT substudy (only in selected countries): To assess the potential effects of a 5-day, 12 mg/day, IV alemtuzumab treatment cycle on cardiac repolarization as detected by prolongation of the QT corrected (QTc) interval will be performed at selected sites. Approximately 55 patients formerly treated with interferon beta-1a in prior studies will be enrolled in which they will have ECGs and corresponding pharmacokinetic (PK) samplings performed prior to and during the cycle of alemtuzumab dosing.
Biomarker: For research purposes and on a voluntary basis, a blood
sample will be collected from consenting patients for exploratory
analysis of genetic variations related to MS disease and/or the effects of
alemtuzumab. |
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E.3 | Principal inclusion criteria |
Patients must meet ONE of the following criteria to participate in this study:
1 Received alemtuzumab in CAMMS323 or CAMMS324, completed the 2-year study period, and have NOT subsequently received disease modifying treatment (other than glatiramer acetate or interferon beta)
2 Received Rebif® in CAMMS323 or CAMMS324, completed the 2-year study period, and have NOT subsequently received alternative disease modifying treatments (other than glatiramer acetate or another interferon beta)
3 Participated in CAMMS223. |
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E.4 | Principal exclusion criteria |
1 Any alemtuzumab patient from CAMMS223, CAMMS323, or CAMMS324 who has received alemtuzumab off-label (ie, outside of one of the prior Genzyme-sponsored studies) or is participating in any other
investigational study, unless approved by Genzyme. In addition, these
patients must be screened for disqualifying safety concerns before
receiving alemtuzumab retreatment.
2 Any Rebif® patient from CAMMS223, CAMMS323, or CAMMS324 who
meets any of the following criteria. In addition, these patients must be
screened for disqualifying safety concerns before receiving alemtuzumab
treatment.
a)Does not wish to receive alemtuzumab;
b) Ongoing participation in any other investigational study , unless
approved by Genzyme;
c)Has received alemtuzumab off-label (ie, outside of one of the prior
Genzyme-sponsored studies);
d)Known bleeding disorder or therapeutic anticoagulation;
e)Diagnosis of idiopathic thrombocytopenia purpura or other
autoimmune hematologic abnormality;
f)History of malignancy, except basal cell skin carcinoma;
g)Intolerance of pulsed corticosteroids, especially a history of steroid
psychosis
h)Significant Autoimmune disorder (other than MS);
i)Major psychiatric disorder or epileptic seizures not adequately
controlled by treatment;
j)Active infection or high risk for infection
k)Unwilling to use a reliable and acceptable contraceptive method during
and for at least 6 months following each alemtuzumab treatment cycle
(fertile patients only). |
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E.5 End points |
E.5.1 | Primary end point(s) |
Primary outcome measures are:
• Time to Sustained Accumulation of Disability (SAD)
• Relapse Rate |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
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E.5.2 | Secondary end point(s) |
Secondary outcome measures are:
• Time to sustained reduction in disability (SRD) as measured by the EDSS (Expanded Disability Status Scale)
• Change over time in EDSS scores
• Change over time in MRI findings
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
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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 | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
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 | Yes |
E.6.13 | Others | Yes |
E.6.13.1 | Other scope of the trial description |
Various other exploratory secondary and tertiary endpoints |
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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) | Yes |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | No |
E.8.1.1 | Randomised | No |
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 | Information not present in EudraCT |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | Yes |
E.8.1.7.1 | Other trial design description |
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E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
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
| Yes |
E.8.4 | The trial involves multiple sites in the Member State concerned | No |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 59 |
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 |
Argentina |
Australia |
Brazil |
Canada |
Croatia |
Israel |
Mexico |
Russian Federation |
Serbia |
Ukraine |
United States |
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E.8.7 | Trial has a data monitoring committee | Yes |
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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For each patient, the study will end 48 months (4 years) after enrollment in this study. |
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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 | 6 |
E.8.9.1 | In the Member State concerned months | 0 |
E.8.9.1 | In the Member State concerned days | 0 |
E.8.9.2 | In all countries concerned by the trial years | 6 |
E.8.9.2 | In all countries concerned by the trial months | 0 |
E.8.9.2 | In all countries concerned by the trial days | 0 |