This study investigates the effects of an investigational medication in adults with relapsing forms of multiple sclerosis (MS). The purpose of the study is to compare the annualized relapse rate (ARR) of participants taking the investigational medication versus those taking a daily oral dose of another medication.Participants will undergo regular …
This study investigates the effects of an investigational medication in adults with nonrelapsing secondary progressive multiple sclerosis (nrSPMS). The purpose is to see if the medication can delay disability progression compared to a placebo. Participants will be in the study for up to 43 months, starting from when the first …
This study investigates the administration methods of an investigational medication for adults with multiple sclerosis. The purpose of this study is to compare the effects of subcutaneous (under the skin) administration with intravenous (into the vein) administration of the investigational medication in participants with relapsing multiple sclerosis (RMS) and non-relapsing …
