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Oral Cladribine and Rebif® New Formulation
A Phase II Cladribine and Add-on Rebif® New Formulation in MS Subjects with Active Disease
Study Duration
A 72 Week analysis is planned.
Key Inclusion Criteria
- Be male or Female, 18-55 years of age
- Weigh between 40-120kg
- Have definite MS, as confirmed by McDonald criteria, and having relapsing forms of MS
- Have experience at least on relapse while receiving Rebif® for at least 48 weeks
- Be clinically stable during the 28 days preceding screening
- Have and EDSS from 1.0-5.5
- Have not received more than on DMD other then Rebif® during MS treatment history
- Have no prior exposure to immunosuppressive or cytotoxic agents
- If female, must be either:
- Post-menopausal or surgically sterilized
- Use a hormonal contraceptive, intra-uterine device, diaphragm with spermicide, or condom with spermicide
- Be neither pregnant, breast-feeding or attempting to conceive
- If male, must be willing to use contraceptive to avoid pregnancy
- Be willing and able to comply with study procedures for the duration of the study
- Voluntarily provide written Informed Consent
Key Exclusion Criteria
- Have Primary Progressive MS or secondary progressive MS without relapsing forms
- Have prior or current malignancy
- Have a history or chronic or clinically significant hematologic abnormalities
- Have platelet, absolute neutrophil or absolute lymphocyte counts below the lower limit of normal range or significant leucopenia within 28 days prior to Study Day 1
- Prior use of cladribine, mitoxantrone, campath-1h, cyclophosphamide, azathioprine, methotrexate, natalizumab, lymphoid irradiation, bone marrow transplantation or myelosuppressive/cytotoxic therapy
- Use of cytokine or anti-cytokine therapy, IVIG, or plasmapheresis within 3 month prior to Study Day 1
- Subject requires chronic or monthly pulse corticosteroids during the study
- Use of any investigational drugs or experimental procedure within 6 months prior to Study Day 1
- Subject has inadequate liver function, defined by total bilirubin, aspartate aminotransferase (AST), alanine aminotransferase (ALT) or alkaline phosphatase (ALT) >2.5 times the upper limit of the normal values
- Subject suffers from major medical or psychiatric illness that in the opinion of the investigator created undue risk to the subject or could affect compliance with the study protocol
- Have compromised immune function or ongoing infection
- Have a allergy or hypersensitivity to gadolinium, to cladribine or any of its excipients, or Rebif® or any of its excipients.
