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What is Tysabri and how does it treat multiple sclerosis?

ANSWER

Natalizumab (Tysabri) is a treatment for people with relapsing forms of MS. It makes flare-ups happen less often and keeps physical disabilities from getting worse quickly.

SOURCES:

FDA web site: "FDA Drug Safety Communication: Safety Update on Progressive Multifocal Leukoencephalopathy (PML) associated with Tysabri (natalizumab)."

National MS Society web site: "Tysabri (natalizumab.)"

Reviewed by Heather Melendez on November 20, 2019

SOURCES:

FDA web site: "FDA Drug Safety Communication: Safety Update on Progressive Multifocal Leukoencephalopathy (PML) associated with Tysabri (natalizumab)."

National MS Society web site: "Tysabri (natalizumab.)"

Reviewed by Heather Melendez on November 20, 2019

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How do I take Tysabri?

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