U-3411

TREATING NON-EARLY SPMS BY ADMINISTERING ORAL CLADRIBINE AT A FIXED DOSE PER PATIENT, PER BODY WEIGHT AND PER TREATMENT YEAR, WHICH FIXED DOSE IS 1.75 +/- 0.2 MG/KG, TO BE ADMINISTERED WITHIN MONTHS 1 AND 2 IN EACH OF 2 ADJACENT TREATMENT YEARS