natalizumab · Medicine question

What is the shelf life of an unopened vial of Tysabri 300 mg concentrate for solution for infusion?

Name: What is the shelf life of an unopened vial of Tysabri 300 mg concentrate for solution for infusion?
Published: 2026-11-08T14:26:03.786Z

iatroX medicinesPublished 8 November 2026

The answer

Answer

An unopened vial of Tysabri 300 mg concentrate for solution for infusion has a shelf life of 4 years.

TYSABRI 300 mg concentrate for solution for infusionBiogen Idec Ltd · emc · SmPC §6.3 Shelf life · Version 43Document updated 2 June 2026

Sources checked 8 November 2026

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