Description
Tysabri 300 mg is a prescription drug used in the treatment of relapsing forms of Multiple Sclerosis (MS). It’s generic name is Natalizumab & it comes in powder form (vial). The dosage is 300 mg /15 ml (20 mg per ml). Tysabri slows the worsening of symptoms common in people with MS and can decrease the number of flare-ups / relapses. It is marketed by Biogen.