erdosteine · Medicine question

How does erdosteine reduce the viscosity of mucus?

iatroX medicinesPublished 8 November 2026

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Erdosteine is a prodrug that forms free thiol groups after metabolism, opening disulfide bonds in bronchial mucoproteins and thereby reducing the viscosity of mucus and purulent sputum.

Sources for this answer

Erdotin 300mg capsulesGalen Limited · emc · SmPC §5.1 Pharmacodynamic properties · Version 5Document updated 31 May 2019

Sources checked 8 November 2026

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