Multiple sclerosis (MS) is an acquired inflammatory immune-mediated disorder of the central nervous system, characterized by inflammation, demyelination, and primary or secondary axonal degeneration. It clinically manifests with signs of multiple neurological dysfunctions, followed by recovery or increasing disability. Cyclophosphamide (cy) (the generic name for Endoxan, Cytoxan, Neosar, Procytox, and Revimmune), also known as cytophosphane,…