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Tysabri – Therapeutic Monoclonal Antibody (Mab) for the Treatment of Multiple Sclerosis

Drug (brand / generic)

Tysabri (natalizumab)

Company / Licensee

Elan Pharmaceuticals/ Biogen

Therapy Class

Selective Adhesion-Molecule Inhibitor

Product Description

Alpha-4 antagonist

Current Indication

Treatment of multiple sclerosis

Market Sector


Development Status

Launched US end 2004; recalled February 2005; reintroduced July 2006. Approved Europe

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