diphtheria, tetanus, pertussis (acellular), poliomyelitis (inactivated), hepatitis b (rDNA) and haemophilus influenzae type b (Hib) vaccine · Medicine question

What history of encephalopathy makes Infanrix hexa contraindicated?

iatroX medicinesPublished 8 November 2026

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Answer

Infanrix hexa is contraindicated in infants or toddlers who experienced encephalopathy of unknown cause within 7 days after previous vaccination with a pertussis-containing vaccine.

Sources for this answer

Infanrix hexa, Powder and suspension for suspension for injectionGlaxoSmithKline UK · emc · SmPC §4.3 Contraindications · Version 13Document updated 7 April 2025

Sources checked 8 November 2026

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