Q. What is Tysabri (pronounced Tie-SAB-bree) and how does it work? A. Tysabri (whose scientific name is natalizumab, pronounced: nat-tal-IZ-zue-mab) is a laboratory-produced monoclonal antibody. It was formerly called Antegren. It had been approved for   more »

There are 6 US Food and Drug Administration (FDA)-approved DMTs in the United States at this time. These DMTs are IFN beta-1a (intramuscular or subcutaneous), IFN beta-1b, glatiramer acetate, mitoxantrone, and natalizumab. All of   more »