dextromethorphan hydrobromide + menthol · Medicine question

What gastrointestinal side effects can occur rarely with Covonia Original Bronchial Balsam Syrup at the stated dose?

Name: What gastrointestinal side effects can occur rarely with Covonia Original Bronchial Balsam Syrup at the stated dose?
Published: 2026-11-08T01:45:19.926Z

iatroX medicinesPublished 8 November 2026

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Answer

At the stated dose, Covonia Original Bronchial Balsam Syrup may rarely cause constipation, gastrointestinal discomfort, nausea and vomiting.

Sources for this answer

Covonia Original Bronchial Balsam SyrupThornton & Ross Ltd · emc · SmPC §4.8 Undesirable effects · Version 8Document updated 15 July 2021

Sources checked 8 November 2026

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