Answer
Tysabri (natalizumab) concentrate for solution for infusion is diluted and administered as a 300 mg intravenous infusion over approximately 1 hour every 4 weeks, never as a bolus injection.
Sources for this answer
- TYSABRI 300 mg concentrate for solution for infusionBiogen Idec Ltd · emc · SmPC §4.2 Posology and method of administration · Version 43Document updated
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