Effect of Tysabri in Patients With Relapsing-Remitting Multiple Sclerosis: A Follow-up Magnetization Transfer Imaging (MTI) Study

"Infusion of TYSABRI® 300 mg in 100 mL 0.9% Sodium Chloride Injection, USP over approximately one hour at month 0 and 12 and 24 months. After the infusion is complete, flush with 0.9% Sodium Chloride Injection, USP.~Use of filtration devices during administration has not been evaluated. Other medications should not be injected into infusion set side ports or mixed with TYSABRI®.~TYSABRI® concentrate is supplied as 300 mg natalizumab in a sterile, single-use vial free of preservatives. Each package contains a single-use vial."