pembrolizumab · Medicine question

What is the shelf life of an unopened vial of Keytruda (pembrolizumab) 25 mg/mL concentrate for solution for infusion?

Name: What is the shelf life of an unopened vial of Keytruda (pembrolizumab) 25 mg/mL concentrate for solution for infusion?
Published: 2026-11-08T14:28:32.663Z

iatroX medicinesPublished 8 November 2026

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An unopened vial of Keytruda (pembrolizumab) 25 mg/mL concentrate for solution for infusion has a shelf life of 2 years.

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KEYTRUDA 25 mg/mL concentrate for solution for infusionMerck Sharp & Dohme (UK) Limited · emc · SmPC §6.3 Shelf life · Version 67Document updated 14 October 2026

Sources checked 8 November 2026

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