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Medicines macitentanQuestion & answer

macitentan · Medicine question

Why are blood tests needed?

iatroX medicinesPublished 21 August 2026Reviewed 21 August 2026

The answer

Answer

Macitentan can lower haemoglobin and affect liver-enzyme results, so these are checked before and during treatment.

Sources for this answer

Opsumit 10mg film coated tablets (Great Britain)emc · SmPC Current selected SmPC · Version 28

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The full medicine guide

macitentan

Read the wider context, including uses, precautions and the sources behind this medicine guide.

Read the macitentan guide

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