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Medicines dostarlimabQuestion & answer

dostarlimab · Medicine question

What is the half-life of dostarlimab at steady state?

iatroX medicinesPublished 8 November 2026

The answer

Answer

Dostarlimab has a steady-state half-life of 23.2 days (coefficient of variation 20.8%).

Sources for this answer

JEMPERLI 500 mg concentrate for solution for infusionGlaxoSmithKline UK · emc · SmPC §5.2 Pharmacokinetic properties · Version 17Document updated 5 October 2026

Sources checked 8 November 2026

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The full medicine guide

dostarlimab

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What is the shelf life of an unopened vial of Jemperli (dostarlimab) 500 mg concentrate for solution for infusion?Are pharmacokinetic interactions expected between dostarlimab and small-molecule medicines?Can dostarlimab cause immune-related colitis?Can dostarlimab cause immune-related hepatitis?Can dostarlimab cause immune-related pneumonitis?Can dostarlimab cause nephritis (kidney inflammation)?

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