rifaximin · Medicine question

Which allergies contraindicate the use of rifaximin (Xifaxanta)?

iatroX medicinesPublished 8 November 2026

The answer

Answer

Rifaximin (Xifaxanta) is contraindicated in people with hypersensitivity to rifaximin, any rifamycin (such as rifampicin or rifabutin), or any of its excipients.

Sources for this answer

XIFAXANTA 200 mg Film-coated TabletsNorgine Limited · emc · SmPC §4.3 Contraindications · Version 10Document updated 25 April 2025

Sources checked 8 November 2026

Explore this learning need in CPDTake this topic to CPD, then choose your learning context and available question library.

How much sodium does each rifaximin Xifaxanta 200 mg tablet contain?Is rifaximin (Xifaxanta 200 mg tablets) recommended for children under 18?What type of traveller's diarrhoea is rifaximin (Xifaxanta 200 mg tablets) indicated to treat?Does rifaximin affect the ability to drive or use machines?How does ciclosporin affect systemic exposure to rifaximin?How does rifaximin inhibit bacterial RNA synthesis?

loading page…

Answer

Sources for this answer

More questions about rifaximin

Answer

Sources for this answer

More questions about rifaximin

rifaximin

More clinical questions?