Which E-number additives are present in the Opaspray yellow used in Aldactone 25 mg tablets?

iatroX medicinesPublished 8 November 2026

The answer

Answer

The Opaspray yellow used in Aldactone 25 mg tablets contains E171 and E172.

Aldactone 25mg TabletsPfizer Limited · emc · SmPC §6.1 List of excipients · Version 22Document updated 2 February 2026

Sources checked 8 November 2026

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spironolactone · Medicine question

iatroX medicinesPublished 8 November 2026

The answer

The Opaspray yellow used in Aldactone 25 mg tablets contains E171 and E172.

Aldactone 25mg TabletsPfizer Limited · emc · SmPC §6.1 List of excipients · Version 22Document updated 2 February 2026

Sources checked 8 November 2026

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