ceftolozane sulfate + tazobactam sodium · Medicine question

Is Zerbaxa contraindicated in patients with a history of hypersensitivity to cephalosporin antibiotics?

Name: Is Zerbaxa contraindicated in patients with a history of hypersensitivity to cephalosporin antibiotics?
Published: 2026-11-08T13:42:23.248Z

iatroX medicinesPublished 8 November 2026

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Yes, Zerbaxa is contraindicated in patients with a history of hypersensitivity to any cephalosporin antibiotic.

Sources for this answer

Zerbaxa 1 g/0.5 g powder for concentrate for solution for infusionMerck Sharp & Dohme (UK) Limited · emc · SmPC §4.3 Contraindications · Version 10Document updated 11 December 2023

Sources checked 8 November 2026

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