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Medicines macitentanQuestion & answer

macitentan · Medicine question

Is Opsumit (macitentan) suitable for people with a soya allergy?

iatroX medicinesPublished 8 November 2026

The answer

Answer

Opsumit (macitentan) contains soya bean lecithin and must not be used by people who are hypersensitive to soya.

Sources for this answer

Opsumit 10mg film coated tablets (Great Britain)Janssen-Cilag Ltd (a Johnson & Johnson Company) · emc · SmPC §4.4 Special warnings and precautions for use · Version 28Document updated 17 June 2026

Sources checked 8 November 2026

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macitentan

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