pembrolizumab · Medicine question

Which severe skin reactions are listed for pembrolizumab?

iatroX medicinesPublished 8 November 2026

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Severe skin reactions listed for Keytruda (pembrolizumab) include Grade 3 or 4 skin reactions, Stevens–Johnson syndrome (SJS) and toxic epidermal necrolysis (TEN).

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KEYTRUDA 25 mg/mL concentrate for solution for infusionMerck Sharp & Dohme (UK) Limited · emc · SmPC §4.2 Posology and method of administration · Version 64Document updated 14 May 2026

Sources checked 8 November 2026

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